CVE-2010-4528

Description

directconn.c in the MSN protocol plugin in libpurple 2.7.6 through 2.7.8 in Pidgin before 2.7.9 allows remote authenticated users to cause a denial of service (NULL pointer dereference and application crash) via a short p2pv2 packet in a DirectConnect (aka direct connection) session.

Category

4.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 2.69% Top 15%
Vendor Advisory opensuse.org Vendor Advisory mandriva.com Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory pidgin.im Vendor Advisory vupen.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=665421
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00003.html vendor advisory
http://www.openwall.com/lists/oss-security/2010/12/27/1 mailing list patch
http://developer.pidgin.im/viewmtn/revision/diff/e76f4ad4ef2f10588195a0eedc7a08f82062f79c/with/aaa07bde3c51d3684391ae6ed86b6dbaeab5d031/libpurple/protocols/msn/directconn.c patch
http://www.openwall.com/lists/oss-security/2010/12/31/5 mailing list patch
http://www.pidgin.im/news/security/?id=49 patch vendor advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2010:259 vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18461 vdb entry signature
http://developer.pidgin.im/viewmtn/revision/info/aaa07bde3c51d3684391ae6ed86b6dbaeab5d031 patch
http://www.securityfocus.com/bid/45581 vdb entry
http://secunia.com/advisories/42877 third party advisory
http://www.vupen.com/english/advisories/2011/0028 vdb entry vendor advisory
http://pidgin.im/pipermail/support/2010-December/009251.html mailing list patch
http://secunia.com/advisories/42732 third party advisory vendor advisory
http://www.vupen.com/english/advisories/2011/0076 vdb entry
http://www.vupen.com/english/advisories/2011/0054 vdb entry
http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052862.html vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052905.html vendor advisory
http://secunia.com/advisories/42824 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2010-4528?
CVE-2010-4528 has been scored as a medium severity vulnerability.
How to fix CVE-2010-4528?
To fix CVE-2010-4528, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2010-4528 being actively exploited in the wild?
It is possible that CVE-2010-4528 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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