85885 : Wireshark LDP Dissector Malformed Packet Parsing Remote Overflow
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Timeline

Disclosure Date
2012-10-02

Description

Wireshark is prone to an overflow condition. The LDP dissector fails to properly sanitize user-supplied input resulting in a buffer overflow. With a specially crafted packet, a remote attacker can potentially execute arbitrary code.

Classification

Location: Remote / Network Access
Attack Type: Denial of Service
Impact: Loss of Availability
Solution: Upgrade
Exploit: Exploit Unknown
Disclosure: Vendor Verified

Solution

Upgrade to version 1.8.3 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Wireshark Foundation	Wireshark	1.8.1
		1.8.0
		1.8.2

References

Security Tracker: 1027604
CVE ID: 2012-5240 (see also: NVD)
Secunia Advisory ID: 50843
Bugtraq ID: 55754
Related OSVDB ID: 85883 85884 85886
Vendor Specific Advisory URL: http://www.wireshark.org/security/wnpa-sec-2012-29.html
https://blogs.oracle.com/sunsecurity/entry/multiple_vulnerabilities_in_wireshark4
Vendor Specific News/Changelog Entry: https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7567

Credit

Laurent Butti

CVSSv2 Score

CVSSv2 Base Score = 5.8
Source: nvd.nist.gov | Generated: 2012-10-05 | Disagree?

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