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AUSCERT External Security Bulletin Redistribution
ESB-2006.0370 -- [SCO]
Sendmail Arbitrary Code Execution Vulnerability
16 June 2006
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AusCERT Security Bulletin Summary
---------------------------------
Product: Sendmail
Publisher: SCO
Operating System: UnixWare 7.1.3
UnixWare 7.1.4
OpenServer 6.0.0
Impact: Execute Arbitrary Code/Commands
Access: Remote/Unauthenticated
CVE Names: CVE-2006-0058
Ref: AL-2006.0020
Comment: This bulletin contains two SCO advisories describing the same
vulnerability in both UnixWare and OpenServer.
Revision History:
June 16 2006: SCO releases same advisory for OpenServer
May 29 2006: Initial Release
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______________________________________________________________________________
SCO Security Advisory
Subject: OpenServer 6.0.0: Sendmail Arbitrary Code Execution Vulnerability
Advisory number: SCOSA-2006.25
Issue date: 2006 May 30
Cross reference: fz533700
CVE-2006-0058
______________________________________________________________________________
1. Problem Description
Sendmail could allow a remote attacker to execute arbitrary code as
root, caused by a signal race vulnerability.
The Common Vulnerabilities and Exposures project
(cve.mitre.org) has assigned the name CVE-2006-0058 to
this issue.
2. Vulnerable Supported Versions
System Binaries
----------------------------------------------------------------------
OpenServer 6.0.0 sendmail
mailstats
praliiases
rmail
smrsh
makemap
3. Solution
The proper solution is to install the latest packages.
4. OpenServer 6.0.0
4.1 Location of Fixed Binaries
ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2006.25
4.2 Verification
MD5 (p533700.600_vol.tar) = 398f2d470a02adf4c9e6b1dd546bde50
md5 is available for download from
ftp://ftp.sco.com/pub/security/tools
4.3 Installing Fixed Binaries
Upgrade the affected binaries with the following sequence:
1) Download p533700.600_vol.tar to a directory.
2) Extract VOL* files.
# tar xvf p533700.600_vol.tar
3) Run the custom command, specify an install
from media images, and specify the directory as
the location of the images.
5. References
Specific references for this advisory:
http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-0058
http://www.securityfocus.com/archive/1/428536/100/0/threaded
http://www.sendmail.org/
SCO security resources:
http://www.sco.com/support/security/index.html
SCO security advisories via email
http://www.sco.com/support/forums/security.html
This security fix closes SCO incidents fz533700.
6. Disclaimer
SCO is not responsible for the misuse of any of the information
we provide on this website and/or through our security
advisories. Our advisories are a service to our customers intended
to promote secure installation and use of SCO products.
7. Acknowledgments
Marc Bejarano is credited with the discovery of this vulnerability.
______________________________________________________________________________
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______________________________________________________________________________
SCO Security Advisory
Subject: Sendmail Arbitrary Code Execution Vulnerability
Advisory number: SCOSA-2006.24
Issue date: 2006 May 21
Cross reference: fz533700
CVE-2006-0058
______________________________________________________________________________
1. Problem Description
Sendmail could allow a remote attacker to execute arbitrary code as
root, caused by a signal race vulnerability.
The Common Vulnerabilities and Exposures project
(cve.mitre.org) has assigned the name CVE-2006-0058 to
this issue.
2. Vulnerable Supported Versions
System Binaries
----------------------------------------------------------------------
UnixWare 7.1.3 sendmail
mailstats
praliiases
rmail
smrsh
makemap
UnixWare 7.1.4 sendmail
mailstats
praliiases
rmail
smrsh
makemap
3. Solution
The proper solution is to install the latest packages.
4. UnixWare 7.1.3
4.1 Location of Fixed Binaries
ftp://ftp.sco.com/pub/updates/UnixWare/SCOSA-2006.24
4.2 Verification
MD5 (p533700.713.image) = 2c33879a5f676c79efe1e78cadb2aeb8
md5 is available for download from
ftp://ftp.sco.com/pub/security/tools
4.3 Installing Fixed Binaries
The following packages should be installed on your system before
you install this fix:
UnixWare 7.1.3 Maintenance Pack 5
http://www.sco.com/support/update/download/release.php?rid=96
Upgrade the affected binaries with the following sequence:
Download p533700.713.image to the /var/spool/pkg directory
# pkgadd -d /var/spool/pkg/p533700.713.image
5. UnixWare 7.1.4
5.1 Location of Fixed Binaries
ftp://ftp.sco.com/pub/updates/UnixWare/SCOSA-2006.24
5.2 Verification
MD5 (p533700.714.image) = 0a3a7c95a68e1ca3e5916e40e9dfa0ae
md5 is available for download from
ftp://ftp.sco.com/pub/security/tools
5.3 Installing Fixed Binaries
The following packages should be installed on your system before
you install this fix:
UnixWare 7.1.4 Maintenance Pack 3
http://www.sco.com/support/update/download/release.php?rid=126
Upgrade the affected binaries with the following sequence:
Download p533700.714.image to the /var/spool/pkg directory
# pkgadd -d /var/spool/pkg/p533700.714.image
6. References
Specific references for this advisory:
http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-0058
http://www.securityfocus.com/archive/1/428536/100/0/threaded
http://www.sendmail.org/
SCO security resources:
http://www.sco.com/support/security/index.html
SCO security advisories via email
http://www.sco.com/support/forums/security.html
This security fix closes SCO incidents fz533700.
7. Disclaimer
SCO is not responsible for the misuse of any of the information
we provide on this website and/or through our security
advisories. Our advisories are a service to our customers intended
to promote secure installation and use of SCO products.
8. Acknowledgments
Marc Bejarano is credited with the discovery of this vulnerability.
______________________________________________________________________________
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