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AUSCERT External Security Bulletin Redistribution
26 September 2018
AusCERT Security Bulletin Summary
Operating System: Ubuntu
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
Denial of Service -- Remote/Unauthenticated
Unauthorised Access -- Remote/Unauthenticated
CVE Names: CVE-2018-16152 CVE-2018-16151 CVE-2018-10811
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Ubuntu Security Notice USN-3771-1
September 25, 2018
A security issue affects these releases of Ubuntu and its derivatives:
- - Ubuntu 18.04 LTS
- - Ubuntu 16.04 LTS
- - Ubuntu 14.04 LTS
Several security issues were fixed in strongSwan.
- - strongswan: IPsec VPN solution
It was discovered that strongSwan incorrectly handled IKEv2 key derivation.
A remote attacker could possibly use this issue to cause strongSwan to
crash, resulting in a denial of service. (CVE-2018-10811)
Sze Yiu Chau discovered that strongSwan incorrectly handled parsing OIDs in
the gmp plugin. A remote attacker could possibly use this issue to bypass
Sze Yiu Chau discovered that strongSwan incorrectly handled certain
parameters fields in the gmp plugin. A remote attacker could possibly use
this issue to bypass authorization. (CVE-2018-16152)
It was discovered that strongSwan incorrectly handled the stroke plugin. A
local administrator could use this issue to cause a denial of service, or
possibly execute arbitrary code. (CVE-2018-5388)
The problem can be corrected by updating your system to the following
Ubuntu 18.04 LTS:
Ubuntu 16.04 LTS:
Ubuntu 14.04 LTS:
In general, a standard system update will make all the necessary changes.
CVE-2018-10811, CVE-2018-16151, CVE-2018-16152, CVE-2018-5388
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