Input validation error in pidgin (Alpine package)



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2011-1091
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 pidgin (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) Input validation error

EUVDB-ID: #VU32837

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2011-1091

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows (1) remote authenticated users to cause a denial of service (NULL pointer dereference and application crash) via a malformed YMSG notification packet, and allows (2) remote Yahoo! servers to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (NULL pointer dereference and application crash) via a malformed YMSG SMS message.

Mitigation

Install update from vendor's website.

Vulnerable software versions

pidgin (Alpine package): 2.7.5-r0 - 2.10.0-r3

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=77d1a037b58a789283d2542d8a2a8c69aec44d07
https://git.alpinelinux.org/aports/commit/?id=7a5f1f2c0277796d7679e975db6f3bc3fd2c4bdd
https://git.alpinelinux.org/aports/commit/?id=3174c962ac21d61b73a35d28f525851c677edd9d


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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



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