Ubuntu 6.06 LTS / 8.04 LTS / 10.04 LTS / 10.10 / 11.04 : perl vulnerabilities (USN-1129-1)

High Nessus Plugin ID 55090

Synopsis

The remote Ubuntu host is missing a security-related patch.

Description

It was discovered that the Safe.pm Perl module incorrectly handled Safe::reval and Safe::rdo access restrictions. An attacker could use this flaw to bypass intended restrictions and possibly execute arbitrary code. (CVE-2010-1168, CVE-2010-1447)

It was discovered that the CGI.pm Perl module incorrectly handled certain MIME boundary strings. An attacker could use this flaw to inject arbitrary HTTP headers and perform HTTP response splitting and cross-site scripting attacks. This issue only affected Ubuntu 6.06 LTS, 8.04 LTS, 10.04 LTS and 10.10. (CVE-2010-2761, CVE-2010-4411)

It was discovered that the CGI.pm Perl module incorrectly handled newline characters. An attacker could use this flaw to inject arbitrary HTTP headers and perform HTTP response splitting and cross-site scripting attacks. This issue only affected Ubuntu 6.06 LTS, 8.04 LTS, 10.04 LTS and 10.10. (CVE-2010-4410)

It was discovered that the lc, lcfirst, uc, and ucfirst functions did not properly apply the taint attribute when processing tainted input.
An attacker could use this flaw to bypass intended restrictions. This issue only affected Ubuntu 8.04 LTS, 10.04 LTS and 10.10.
(CVE-2011-1487).

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 perl package.

See Also

https://usn.ubuntu.com/1129-1/

Plugin Details

Severity: High

ID: 55090

File Name: ubuntu_USN-1129-1.nasl

Version: 1.13

Type: local

Agent: unix

Published: 2011/06/13

Updated: 2019/09/19

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 8.5

Temporal Score: 6.7

Vector: CVSS2#AV:N/AC:M/Au:S/C:C/I:C/A:C

Temporal Vector: CVSS2#E:POC/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:perl, cpe:/o:canonical:ubuntu_linux:10.04:-:lts, cpe:/o:canonical:ubuntu_linux:10.10, cpe:/o:canonical:ubuntu_linux:11.04, cpe:/o:canonical:ubuntu_linux:6.06:-:lts, cpe:/o:canonical:ubuntu_linux:8.04:-:lts

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2011/05/03

Vulnerability Publication Date: 2010/05/19

Reference Information

CVE: CVE-2010-1168, CVE-2010-1447, CVE-2010-2761, CVE-2010-4410, CVE-2010-4411, CVE-2011-1487

BID: 40302, 40305, 45145, 47124

USN: 1129-1