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CVE-2011-3184

The msn_httpconn_parse_data function in httpconn.c in the MSN protocol plugin in libpurple in...

4.3 MediumFix available

The msn_httpconn_parse_data function in httpconn.c in the MSN protocol plugin in libpurple in Pidgin before 2.10.0 does not properly handle HTTP 100 responses, which allows remote attackers to cause a denial of service (incorrect memory access and application crash) via vectors involving a crafted server message.

Exploit likelihood

3.86%Up 0.1 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 4.3

The msn_httpconn_parse_data function in httpconn.c in the MSN protocol plugin in libpurple in Pidgin before 2.10.0 does not properly handle HTTP 100 responses, which allows remote attackers to cause a denial of service (incorrect memory access and application crash) via vectors involving a crafted server message.

Record
CVE-2011-3184
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness
CWE-399
Updated
2026-11-02
CVE List No score

The msn_httpconn_parse_data function in httpconn.c in the MSN protocol plugin in libpurple in Pidgin before 2.10.0 does not properly handle HTTP 100 responses, which allows remote attackers to cause a denial of service (incorrect memory access and application crash) via vectors involving a crafted server message.

Record
CVE-2011-3184
Updated
2026-11-02
EUVDEUVD-2011-3151 No score

The msn_httpconn_parse_data function in httpconn.c in the MSN protocol plugin in libpurple in Pidgin before 2.10.0 does not properly handle HTTP 100 responses, which allows remote attackers to cause a denial of service (incorrect memory access and application crash) via vectors involving a crafted server message.

Record
EUVD-2011-3151
Updated
2026-11-03
GitHub AdvisoriesGHSA-4fh6-vrqh-wvpv No score

The msn_httpconn_parse_data function in httpconn.c in the MSN protocol plugin in libpurple in...

The msn_httpconn_parse_data function in httpconn.c in the MSN protocol plugin in libpurple in Pidgin before 2.10.0 does not properly handle HTTP 100 responses, which allows remote attackers to cause a denial of service (incorrect memory access and application crash) via vectors involving a crafted server message.

Record
GHSA-4fh6-vrqh-wvpv
Updated
2026-11-02
OSV No score

The msn_httpconn_parse_data function in httpconn.c in the MSN protocol plugin in libpurple in Pidgin before 2.10.0 does not properly handle HTTP 100 responses, which allows remote attackers to cause a denial of service (incorrect memory access and application crash) via vectors involving a crafted server message.

Record
CVE-2011-3184
Updated
2026-11-02
OSVDEBIAN-CVE-2011-3184 No score

The msn_httpconn_parse_data function in httpconn.c in the MSN protocol plugin in libpurple in Pidgin before 2.10.0 does not properly handle HTTP 100 responses, which allows remote attackers to cause a denial of service (incorrect memory access and application crash) via vectors involving a crafted server message.

Record
DEBIAN-CVE-2011-3184
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
pidgin
Debian:12
 before 2.10.0-1
2.10.0-1
pidgin
Debian:13
 before 2.10.0-1
2.10.0-1
pidgin
Debian:14
 before 2.10.0-1
2.10.0-1

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2011-3184 is a medium vulnerability (CVSS 4.3) in Pidgin, published August 29, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.86%, the 90th percentile. Fixed in pidgin 2.10.0-1.

References

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