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CVE-2011-1091

UnknownEPSS 3.01%

Last modified

CVE-2011-1091 is a vulnerability of currently unknown severity. libymsg.c in the Yahoo! protocol plugin in libpurple in Pidgin 2.6.0 through 2.7.10 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 cause a denial of service (NULL pointer dereference and application crash) via a malformed YMSG SMS message.. EPSS estimates a 3.01% chance of exploitation in the next 30 days.

Description

libymsg.c in the Yahoo! protocol plugin in libpurple in Pidgin 2.6.0 through 2.7.10 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 cause a denial of service (NULL pointer dereference and application crash) via a malformed YMSG SMS message.

Metrics

EPSS Probability
3.01%

85.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
PidginPidgin2.6.0
PidginPidgin2.6.1
PidginPidgin2.6.2
PidginPidgin2.6.4
PidginPidgin2.6.5
PidginPidgin2.6.6
PidginPidgin2.7.0
PidginPidgin2.7.1
PidginPidgin2.7.2
PidginPidgin2.7.3
PidginPidgin2.7.4
PidginPidgin2.7.5
PidginPidgin2.7.6
PidginPidgin2.7.7
PidginPidgin2.7.8
PidginPidgin2.7.9
PidginPidgin2.7.10

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2011-1091?
libymsg.c in the Yahoo! protocol plugin in libpurple in Pidgin 2.6.0 through 2.7.10 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 cause a denial of service (NULL pointer dereference and application crash) via a malformed YMSG SMS message.
How severe is CVE-2011-1091?
Severity scoring for CVE-2011-1091 is pending analysis. The EPSS model estimates a 3.01% probability of exploitation in the next 30 days.
How do I fix CVE-2011-1091?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-1091?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST