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Fencer Vulns
medium 6.8

CVE-2008-3532 json

The NSS plugin in libpurple in Pidgin 2.4.3 does not verify SSL certificates, which makes it easier for remote attackers to trick a user in…

published 2008-08-08 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-3518

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 76%
public exploits
0
none known

Summary

The NSS plugin in libpurple in Pidgin 2.4.3 does not verify SSL certificates, which makes it easier for remote attackers to trick a user into accepting an invalid server certificate for a spoofed service.

Patch / fix

  • pidgin Debian 14, Debian 13, Debian 12 2.4.3-2

debian advisories DEBIAN-CVE-2008-3532

  • pidgin RHEL 4 2.5.2-6.el4
  • pidgin RHEL 5 PRODUCTIVITY, RHEL 5 2.5.2-6.el5
  • finch RHEL 4 2.5.2-6.el4
  • finch RHEL 5 PRODUCTIVITY, RHEL 5 2.5.2-6.el5
  • libpurple RHEL 4 2.5.2-6.el4
  • libpurple RHEL 5 PRODUCTIVITY, RHEL 5 2.5.2-6.el5
  • pidgin-perl RHEL 4 2.5.2-6.el4
  • pidgin-perl RHEL 5 PRODUCTIVITY, RHEL 5 2.5.2-6.el5

red hat advisories RHSA-2008:1023

  • pidgin openSUSE Tumbleweed 2.14.7-1.1

opensuse advisories openSUSE-SU-2024:11172-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2008-3532 updated

pidgin: NSS plugin doesn't verify SSL certificates

  • Red Hat Enterprise Linux AS version 4 finch 2.5.2-6.el4, pidgin 2.5.2-6.el4, libpurple 2.5.2-6.el4, pidgin-perl 2.5.2-6.el4, libpurple-tcl 2.5.2-6.el4, libpurple-perl 2.5.2-6.el4 Red Hat Enterprise Linux Desktop (v. 5 client) finch 2.5.2-6.el5, pidgin 2.5.2-6.el5, libpurple 2.5.2-6.el5, pidgin-perl 2.5.2-6.el5, libpurple-tcl 2.5.2-6.el5, libpurple-perl 2.5.2-6.el5 Red Hat Enterprise Linux Desktop version 4 finch 2.5.2-6.el4, pidgin 2.5.2-6.el4, libpurple 2.5.2-6.el4, pidgin-perl 2.5.2-6.el4, libpurple-tcl 2.5.2-6.el4, libpurple-perl 2.5.2-6.el4 Red Hat Enterprise Linux Desktop Workstation (v. 5 client) finch 2.5.2-6.el5, pidgin 2.5.2-6.el5, libpurple 2.5.2-6.el5, pidgin-perl 2.5.2-6.el5, libpurple-tcl 2.5.2-6.el5, libpurple-perl 2.5.2-6.el5 Red Hat Enterprise Linux ES version 4 finch 2.5.2-6.el4, pidgin 2.5.2-6.el4, libpurple 2.5.2-6.el4, pidgin-perl 2.5.2-6.el4, libpurple-tcl 2.5.2-6.el4, libpurple-perl 2.5.2-6.el4 Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server) finch 2.5.2-6.el5, pidgin 2.5.2-6.el5, libpurple 2.5.2-6.el5, pidgin-perl 2.5.2-6.el5, libpurple-tcl 2.5.2-6.el5, libpurple-perl 2.5.2-6.el5
    +1 more products
    Red Hat Enterprise Linux WS version 4 finch 2.5.2-6.el4, pidgin 2.5.2-6.el4, libpurple 2.5.2-6.el4, pidgin-perl 2.5.2-6.el4, libpurple-tcl 2.5.2-6.el4, libpurple-perl 2.5.2-6.el4
    fixed: vendor fix RHSA-2008:1023

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.64% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • developer.pidgin.im http://developer.pidgin.im/attachment/ticket/6500/nss-cert-verify.patch referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.