#VU32775 Code Injection in Wireshark - CVE-2012-4048

Vulnerability identifier: #VU32775

Vulnerability 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-2012-4048

CWE-ID: CWE-94

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
Wireshark
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor: Wireshark.org

Description

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

The PPP dissector in Wireshark 1.4.x before 1.4.14, 1.6.x before 1.6.9, and 1.8.x before 1.8.1 allows remote attackers to cause a denial of service (invalid pointer dereference and application crash) via a crafted packet, as demonstrated by a usbmon dump.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Wireshark: 1.4.0 - 1.4.13

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External links
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=680056
https://lists.opensuse.org/opensuse-updates/2012-08/msg00000.html
https://secunia.com/advisories/49971
https://secunia.com/advisories/54425
https://www.debian.org/security/2012/dsa-2590
https://www.gentoo.org/security/en/glsa/glsa-201308-05.xml
https://www.wireshark.org/security/wnpa-sec-2012-11.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15547

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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 local network (LAN).

Is there known malware, which exploits this vulnerability?

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