HOMEVULNERABILITIESCVE-2009-3083
MEDIUM

CVE-2009-3083

CWE-119Published: September 8, 2009· Updated: Jun 16, 2026

5.0
CVSS v3.1

Official Description

The msn_slp_sip_recv function in libpurple/protocols/msn/slp.c in the MSN protocol plugin in libpurple in Pidgin before 2.6.2 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an SLP invite message that lacks certain required fields, as demonstrated by a malformed message from a KMess client.

NVD Source

Technical Analysis

CVE-2009-3083 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityNone
IntegrityNone
AvailabilityP
AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected Vendors & Products

pidgin2 product(s)
libpurplepidgin
Source: NVD CPE · 27 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttp://developer.pidgin.im/ticket/10159
PATCHhttp://developer.pidgin.im/viewmtn/revision/diff/6d3fc30a0a0a379281efc5a6872a9c1d7c24c650/with/b4a95ea62b81a06ffc1993912471c511b786efdd/libpurple/protocols/msn/slp.c
PATCHhttp://developer.pidgin.im/viewmtn/revision/info/b4a95ea62b81a06ffc1993912471c511b786efdd
PATCHhttp://www.pidgin.im/news/security/index.php?id=39
PATCHhttp://developer.pidgin.im/ticket/10159
PATCHhttp://developer.pidgin.im/viewmtn/revision/diff/6d3fc30a0a0a379281efc5a6872a9c1d7c24c650/with/b4a95ea62b81a06ffc1993912471c511b786efdd/libpurple/protocols/msn/slp.c
PATCHhttp://developer.pidgin.im/viewmtn/revision/info/b4a95ea62b81a06ffc1993912471c511b786efdd
PATCHhttp://www.pidgin.im/news/security/index.php?id=39
ADVISORYhttp://secunia.com/advisories/36601
ADVISORYhttp://secunia.com/advisories/36601

All References (16)

→
http://developer.pidgin.im/ticket/10159Patch · Vendor Advisory
→
http://developer.pidgin.im/viewmtn/revision/diff/6d3fc30a0a0a379281efc5a6872a9c1d7c24c650/with/b4a95ea62b81a06ffc1993912471c511b786efdd/libpurple/protocols/msn/slp.cPatch · Vendor Advisory
→
http://developer.pidgin.im/viewmtn/revision/info/b4a95ea62b81a06ffc1993912471c511b786efddPatch · Vendor Advisory
→
http://secunia.com/advisories/36601Vendor Advisory
→
http://www.pidgin.im/news/security/index.php?id=39Patch · Vendor Advisory
→
http://www.securityfocus.com/bid/36277
→
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11852
→
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6322
→
http://developer.pidgin.im/ticket/10159Patch · Vendor Advisory
→
http://developer.pidgin.im/viewmtn/revision/diff/6d3fc30a0a0a379281efc5a6872a9c1d7c24c650/with/b4a95ea62b81a06ffc1993912471c511b786efdd/libpurple/protocols/msn/slp.cPatch · Vendor Advisory
→
http://developer.pidgin.im/viewmtn/revision/info/b4a95ea62b81a06ffc1993912471c511b786efddPatch · Vendor Advisory
→
http://secunia.com/advisories/36601Vendor Advisory
→
http://www.pidgin.im/news/security/index.php?id=39Patch · Vendor Advisory
→
http://www.securityfocus.com/bid/36277
→
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11852

Quick Facts

CVE IDCVE-2009-3083
CVSS Score5.0 / 10
SeverityMEDIUM
WeaknessCWE-119
CISA KEVNo
Affected1 vendor(s)
PublishedSep 8, 2009

Related CVEs (CWE-119)

CVE-2008-6444
10.0
CVE-2004-0836
10.0
CVE-2009-0012
10.0
CVE-2005-4865
10.0
CVE-2004-0234
10.0
CVE-2004-1258
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2009-3083 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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