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AUSCERT External Security Bulletin Redistribution
ESB-2016.2898
Security Bulletin: Vulnerabilities in OpenSSL, OpenVPN and GNU glibc affect
IBM Security Virtual Server Protection for VMware
9 December 2016
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Security Virtual Server Protection for VMware
Publisher: IBM
Operating System: Virtualisation
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Access Privileged Data -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2016-7052 CVE-2016-6329 CVE-2016-6323
CVE-2016-6309 CVE-2016-6308 CVE-2016-6307
CVE-2016-6306 CVE-2016-6305 CVE-2016-6304
CVE-2016-6303 CVE-2016-6302 CVE-2016-4429
CVE-2016-3706 CVE-2016-2183 CVE-2016-2182
CVE-2016-2181 CVE-2016-2180 CVE-2016-2179
CVE-2016-2178 CVE-2016-2177 CVE-2000-1254
Reference: ASB-2016.0110
ASB-2016.0098
ASB-2016.0095
ESB-2016.2885
ESB-2016.2782
ESB-2016.2747
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg21995039
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Security Bulletin: Vulnerabilities in OpenSSL, OpenVPN and GNU glibc affect
IBM Security Virtual Server Protection for VMware
Security Bulletin
Document information
More support for:
IBM Security Virtual Server Protection for VMware
Software version:
1.0, 1.1.0.1, 1.1.1.0
Operating system(s):
Firmware
Software edition:
All Editions
Reference #:
1995039
Modified date:
08 December 2016
Summary
IBM Security Virtual Server Protection for VMware is affected by multiple
vulnerabilities found in OpenSSL, OpenVPN and GNU glibc.
OpenSSL vulnerabilities were disclosed on September 22 and 26, 2016 by the
OpenSSL Project. OpenSSL is used by IBM Security Virtual Server Protection for
VMware. IBM Security Virtual Server Protection for VMware has addressed the
applicable CVEs.
Vulnerability Details
CVEID:
CVE-2016-6302
DESCRIPTION:
OpenSSL is vulnerable to a denial of service, caused by the failure to
consider the HMAC size during validation of the ticket length by the
tls_decrypt_ticket function A remote attacker could exploit this vulnerability
using a ticket that is too short to cause a denial of service.
CVSS Base Score:
5.3 CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/117024 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVEID:
CVE-2016-6304
DESCRIPTION:
OpenSSL is vulnerable to a denial of service, caused by multiple memory leaks
in t1_lib.c during session renegotiation. By sending an overly large OCSP
Status Request extension, a remote attacker could exploit this vulnerability
to consume all available memory resources.
CVSS Base Score:
7.5
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/117110 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
CVEID:
CVE-2016-6305
DESCRIPTION:
OpenSSL is vulnerable to a denial of service, caused by an error in
SSL_peek(). By sending specially crafted data, a remote authenticated attacker
could exploit this vulnerability to cause the service to hang.
CVSS Base Score:
4.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/117111 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L)
CVEID:
CVE-2016-6303
DESCRIPTION:
OpenSSL is vulnerable to a denial of service, caused by an integer overflow in
the MDC2_Update function. By using unknown attack vectors, a remote attacker
could exploit this vulnerability to trigger an out-of-bounds write and cause
the application to crash.
CVSS Base Score:
5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/117023 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVEID:
CVE-2016-2182
DESCRIPTION:
OpenSSL is vulnerable to a denial of service, caused by an out-of-bounds write
in the TS_OBJ_print_bio function in crypto/bn/bn_print.c. A remote attacker
could exploit this vulnerability using a specially crafted value to cause the
application to crash.
CVSS Base Score: 4.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/116342 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
CVEID:
CVE-2016-2180
DESCRIPTION:
OpenSSL is vulnerable to a denial of service, caused by an out-of-bounds read
in the TS_OBJ_print_bio function. A remote attacker could exploit this
vulnerability using a specially crafted time-stamp file to cause the
application to crash.
CVSS Base Score:
7.5
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/115829 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
CVEID:
CVE-2016-2179
DESCRIPTION:
OpenSSL is vulnerable to a denial of service. By sending specially crafted
DTLS record fragments to fill up buffer queues, a remote attacker could
exploit this vulnerability to open a large number of simultaneous connections
and consume all available memory resources.
CVSS Base Score:
5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/116343 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVEID:
CVE-2016-6306
DESCRIPTION:
OpenSSL is vulnerable to a denial of service, caused by missing message length
checks when parsing certificates. A remote authenticated attacker could
exploit this vulnerability to trigger an out-of-bounds read and cause a denial
of service.
CVSS Base Score:
4.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/117112 for the current
score
CVSS Environmental Score*: Undefined CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L)
CVEID:
CVE-2016-6307
DESCRIPTION:
OpenSSL is vulnerable to a denial of service, caused by a memory allocation
error in the logic prior to the excessive message length check. By initiating
multiple connection attempts, a remote authenticated attacker could send an
overly large message to exhaust all available memory resources.
CVSS Base Score:
4.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/117113 for the current
score
CVSS Environmental Score*:
Undefined CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L)
CVEID:
CVE-2016-6308
DESCRIPTION:
OpenSSL is vulnerable to a denial of service, caused by a memory allocation
error in dtls1_preprocess_fragment() prior to the excessive message length
check. By initiating multiple connection attempts, a remote authenticated
attacker could send an overly large DTLS message to exhaust all available
memory resources.
CVSS Base Score:
4.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/117114 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L)
CVEID:
CVE-2016-2181
DESCRIPTION:
OpenSSL is vulnerable to a denial of service, caused by an error in the DTLS
replay protection implementation. By sending a specially crafted sequence
number, a remote attacker could exploit this vulnerability to cause valid
packets to be dropped.
CVSS Base Score:
5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/116344 for the current
score
CVSS Environmental Score*:
Undefined CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVEID:
CVE-2016-2183
DESCRIPTION:
OpenSSL could allow a remote attacker to obtain sensitive information, caused
by an error in the in the Triple-DES on 64-bit block cipher, used as a part of
the SSL/TLS protocol. By capturing large amounts of encrypted traffic between
the SSL/TLS server and the client, a remote attacker able to conduct a
man-in-the-middle attack could exploit this vulnerability to recover the
plaintext data and obtain sensitive information. This vulnerability is known
as the SWEET32 Birthday attack.
CVSS Base Score:
3.7
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/116337 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)
CVEID:
CVE-2016-6309
DESCRIPTION:
OpenSSL is vulnerable to a denial of service, caused by a use-after-free when
handling message sizes. By sending an overly large message, a remote attacker
could exploit this vulnerability to possibly execute arbitrary code on the
system or cause the application to crash.
CVSS Base Score:
5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/117148 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVEID:
CVE-2016-7052
DESCRIPTION:
OpenSSL is vulnerable to a denial of service, caused by a missing CRL sanity
check. By attempting to use CRLs, a remote attacker could exploit this
vulnerability to cause the application to crash.
CVSS Base Score:
5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/117149 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVEID:
CVE-2016-3706
DESCRIPTION:
GNU C Library (glibc or libc6) is vulnerable to a denial of service, caused by
a stack-based buffer overflow by the getaddrinfo function within
sysdeps/posix/getaddrinfo.c. A remote attacker could exploit this
vulnerability to cause the application to crash.
CVSS Base Score:
5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/114123 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVEID:
CVE-2016-4429
DESCRIPTION:
GNU C Library (glibc or libc6) is vulnerable to a stack-based buffer overflow,
caused by improper bounds checking by the clntudp_call function within
sunrpc/clnt_udp.c. By sending specially-crafted ICMP and UDP packets, a remote
attacker could overflow a buffer and execute arbitrary code on the system or
cause the application to crash.
CVSS Base Score:
7.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/114024 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
CVEID:
CVE-2016-2177
DESCRIPTION:
OpenSSL is vulnerable to a denial of service, caused by the incorrect use of
pointer arithmetic for heap-buffer boundary checks. By leveraging unexpected
malloc behavior, a remote attacker could exploit this vulnerability to trigger
an integer overflow and cause the application to crash.
CVSS Base Score:
5.9
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/113890 for the current
score
CVSS Environmental Score*: Undefined CVSS Vector:
(CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)
CVEID:
CVE-2000-1254
DESCRIPTION:
OpenSSL could allow a remote attacker to obtain sensitive information, caused
by the improper handling of C bitwise-shift operations that exceed the size of
an expression by crypto/rsa/rsa_gen.c. An attacker could exploit this
vulnerability to defeat cryptographic protection mechanisms and decrypt data.
CVSS Base Score:
7.5
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/113136 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
CVEID:
CVE-2016-2178
DESCRIPTION:
OpenSSL could allow a remote attacker to obtain sensitive information, caused
by an error in the DSA implementation that allows the following of a
non-constant time codepath for certain operations. An attacker could exploit
this vulnerability using a cache-timing attack to recover the private DSA key.
CVSS Base Score:
5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/113889 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
CVEID:
CVE-2016-6323
DESCRIPTION:
GNU C Library (glibc or libc6) is vulnerable to a denial of service, caused by
an incompatible error related to backtrace generation by the makecontext
function within sysdeps/posix/getaddrinfo.c. By using gccgo to compile
applications and persuading a victim to install the applications, a remote
attacker could exploit this vulnerability to cause the device to hang.
CVSS Base Score:
6.5
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/118247 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
CVEID:
CVE-2016-6329
DESCRIPTION:
OpenVPN could allow a remote attacker to obtain sensitive information, caused
by an error in the in the Triple-DES on 64-bit block cipher, used as a part of
the SSL/TLS protocol. By capturing large amounts of encrypted traffic between
the SSL/TLS server and the client, a remote attacker able to conduct a
man-in-the-middle attack could exploit this vulnerability to recover the
plaintext data and obtain sensitive information. This vulnerability is known
as the SWEET32 Birthday attack.
CVSS Base Score:
3.7
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/116341 for the current
score
CVSS Environmental Score*:
Undefined
CVSS Vector:
(CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)
Affected Products and Versions
IBM Security Virtual Server Protection for VMware 1.1
IBM Security Virtual Server Protection for VMware 1.1.0.1
IBM Security Virtual Server Protection for VMware 1.1.1
Remediation/Fixes
For IBM Security Virtual Server Protection for VMware, IBM recommends
upgrading to IBM Security Network Protection for VMware.
Please contact support for more information at:
http://www.ibm.com/support/docview.wss?uid=swg21446948
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
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alerts like this.
References
Complete CVSS v3 Guide On-line Calculator v3
Related information
IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog
Change History
Original publish date: 12/08/2016
*The CVSS Environment Score is customer environment specific and will
ultimately impact the Overall CVSS Score. Customers can evaluate the impact of
this vulnerability in their environments by accessing the links in the
Reference section of this Security Bulletin. Disclaimer
According to the Forum of Incident Response and Security Teams (FIRST), the
Common Vulnerability Scoring System (CVSS) is an "industry open standard
designed to convey vulnerability severity and help to determine urgency and
priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY
OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT
OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
Product Alias/Synonym
PSIRT CVE Bulletin Vulnerability VSP
- --------------------------END INCLUDED TEXT--------------------
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