Buffer overflow in quagga (Alpine package)



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2012-0250
CWE-ID CWE-119
Exploitation vector Local network
Public exploit N/A
Vulnerable software
 quagga (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU44160

Risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2012-0250

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

Buffer overflow in the OSPFv2 implementation in ospfd in Quagga before 0.99.20.1 allows remote attackers to cause a denial of service (daemon crash) via a Link State Update (aka LS Update) packet containing a network-LSA link-state advertisement for which the data-structure length is smaller than the value in the Length header field.

Mitigation

Install update from vendor's website.

Vulnerable software versions

quagga (Alpine package): 0.99.16-r0 - 0.99.20-r0

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=64932f062305fdbd3380b6ebe40023d1d9750707
https://git.alpinelinux.org/aports/commit/?id=293e54c3aba3cb214942257b5935ac00a86d4cf8
https://git.alpinelinux.org/aports/commit/?id=c10cf01bc73b0577a1977fc87aabec4994fad2fb


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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



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