#VU33951 Input validation error in arpwatch - CVE-2012-2653

Vulnerability identifier: #VU33951

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2012-2653

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
arpwatch
Web applications / Other software

Vendor: LBNL\'s Network Research Group

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

arpwatch 2.1a15, as used by Red Hat, Debian, Fedora, and possibly others, does not properly drop supplementary groups, which might allow attackers to gain root privileges by leveraging other vulnerabilities in the daemon.

Mitigation
Install update from vendor's website.

Vulnerable software versions

arpwatch: 2.1a15

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External links
https://lists.fedoraproject.org/pipermail/package-announce/2012-June/082553.html
https://lists.fedoraproject.org/pipermail/package-announce/2012-June/082565.html
https://lists.fedoraproject.org/pipermail/package-announce/2012-June/082569.html
https://www.debian.org/security/2012/dsa-2481
https://www.mandriva.com/security/advisories?name=MDVSA-2012:113
https://www.openwall.com/lists/oss-security/2012/05/24/12
https://www.openwall.com/lists/oss-security/2012/05/24/13
https://www.openwall.com/lists/oss-security/2012/05/24/14
https://www.openwall.com/lists/oss-security/2012/05/25/5
https://security.gentoo.org/glsa/201607-16

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.