Ubuntu 11.10 / 12.04 LTS / 12.10 : python-keyring vulnerabilities (USN-1634-1)

Ubuntu Security Notice (C) 2012-2016 Canonical, Inc. / NASL script (C) 2012-2016 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing one or more security-related
patches.

Description :

Dwayne Litzenberger discovered that Python Keyring's
CryptedFileKeyring file format used weak cryptography. A local
attacker may use this issue to brute-force CryptedFileKeyring keyring
files. This issue only affected Ubuntu 11.10 and Ubuntu 12.04 LTS.
(CVE-2012-4571)

It was discovered that Python Keyring created keyring files with
insecure permissions. A local attacker could use this issue to access
keyring files belonging to other users.

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.

Solution :

Update the affected python-keyring and / or python3-keyring packages.

Risk factor :

Low / CVSS Base Score : 2.1
(CVSS2#AV:L/AC:L/Au:N/C:P/I:N/A:N)
CVSS Temporal Score : 1.8
(CVSS2#E:ND/RL:OF/RC:ND)
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 62983 ()

Bugtraq ID: 55815

CVE ID: CVE-2012-4571