#VU32600 Stack-based buffer overflow in Quagga - CVE-2013-2236

Vulnerability identifier: #VU32600

Vulnerability risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2013-2236

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Quagga
Server applications / Other server solutions

Vendor: quagga.net

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the new_msg_lsa_change_notify function in the OSPFD API (ospf_api.c) when processing a large LSA. A remote unauthenticated attacker can trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Quagga: 0.99.22.1

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External links
https://git.savannah.gnu.org/gitweb/?p=quagga.git;a=commitdiff;h=3f872fe60463a931c5c766dbf8c36870c0023e88
https://lists.quagga.net/pipermail/quagga-dev/2013-July/010622.html
https://nongnu.mirrors.hostinginnederland.nl//quagga/quagga-0.99.22.3.changelog.txt
https://rhn.redhat.com/errata/RHSA-2017-0794.html
https://seclists.org/oss-sec/2013/q3/24
https://www.debian.org/security/2013/dsa-2803
https://www.securityfocus.com/bid/60955
https://www.ubuntu.com/usn/USN-2941-1

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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.