CVE-2010-4528
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
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.54% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 84.6% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2011-01-07 11:00Z15 YR AGO
- Last updated
- 2024-08-07 03:51Z2 YR AGO
- Reserved
- 2010-12-09
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.1
- Document digest
- 2a266aa56250cc8965489ec17cdcec47da4d7b7e1a00a813c676088c241e1e26
05 Affected products
06 References
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=665421
- lists.opensuse.orgSUSE-SR:2011:001http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00003.html
- www.openwall.com[oss-security] 20101227 CVE Request -- Pidgin v2.7.6 <= x <= v2.7.8 -- MSN DirectConnect DoS (crash due NULL ptr dereference) after receiving a short P2P messagehttp://www.openwall.com/lists/oss-security/2010/12/27/1
- developer.pidgin.imhttp://developer.pidgin.im/viewmtn/revision/diff/e76f4ad4ef2f10588195a0eedc7a08f82062f79c/with/aaa07bde3c51d3684391ae6ed86b6dbaeab5d031/libpurple/protocols/msn/directconn.c
- www.openwall.com[oss-security] 20101231 Re: CVE Request -- Pidgin v2.7.6 <= x <= v2.7.8 -- MSN DirectConnect DoS (crash due NULL ptr dereference) after receiving a short P2P messagehttp://www.openwall.com/lists/oss-security/2010/12/31/5
- www.pidgin.imhttp://www.pidgin.im/news/security/?id=49
- www.mandriva.comMDVSA-2010:259http://www.mandriva.com/security/advisories?name=MDVSA-2010:259
- oval.cisecurity.orgoval:org.mitre.oval:def:18461https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18461
- developer.pidgin.imhttp://developer.pidgin.im/viewmtn/revision/info/aaa07bde3c51d3684391ae6ed86b6dbaeab5d031
- www.securityfocus.com45581http://www.securityfocus.com/bid/45581
- secunia.com42877http://secunia.com/advisories/42877
- www.vupen.comADV-2011-0028http://www.vupen.com/english/advisories/2011/0028
- pidgin.im[support] 20101227 Pidgin 2.7.9 releasedhttp://pidgin.im/pipermail/support/2010-December/009251.html
- secunia.com42732http://secunia.com/advisories/42732
- www.vupen.comADV-2011-0076http://www.vupen.com/english/advisories/2011/0076
- www.vupen.comADV-2011-0054http://www.vupen.com/english/advisories/2011/0054
- lists.fedoraproject.orgFEDORA-2010-19314http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052862.html
- lists.fedoraproject.orgFEDORA-2010-19317http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052905.html
- secunia.com42824http://secunia.com/advisories/42824
07 Fixed in
Debian 12
- pidgin Fixed in 2.7.9-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- pidgin Fixed in 2.7.9-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- pidgin Fixed in 2.7.9-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.