82124 : pidgin-otr Plugin for Pidgin otr-plugin.c log_message_cb() Function Remote Format String
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Views This Week Views All Time Added to OSVDB Last Modified Modified (since 2008) Percent Complete
1 448 almost 2 years ago over 1 year ago 9 times 100%

Timeline

Disclosure Date
2012-05-16

Description

A format string flaw exists in pidgin-otr Plugin for Pidgin. The log_message_cb() function in otr-plugin.c fails to properly sanitize format string specifiers (e.g., %s and %x). With a specially crafted request, a remote attacker can crash the service or possibly execute arbitrary code.

Classification

Location: Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Upgrade
Exploit: Exploit Private
Disclosure: Vendor Verified
OSVDB: Web Related

Solution

Upgrade to version 3.2.1 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Ian Goldberg and the OTR Development Team
pidgin-otr Plugin for Pidgin
3.2.0

References

Credit

CVSSv2 Score

CVSSv2 Base Score = 7.5
Source: nvd.nist.gov | Generated: 2012-05-24 | Disagree?

Access_vector_2 Access_complexity_2 Authentication_2 Confidentiality_impact_1 Integrity_impact_1 Availability_impact_1

Comments

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