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Fencer Intel
medium 4.3

CVE-2011-3365 json

The KDE SSL Wrapper (KSSL) API in KDE SC 4.6.0 through 4.7.1, and possibly earlier versions, does not use a certain font when rendering cer…

published 2011-11-29 14 y ago modified 2026-06-16 4 mo ago also EUVD-2011-3329

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 65%
public exploits
0
none known

Summary

The KDE SSL Wrapper (KSSL) API in KDE SC 4.6.0 through 4.7.1, and possibly earlier versions, does not use a certain font when rendering certificate fields in a security dialog, which allows remote attackers to spoof the common name (CN) of a certificate via rich text.

Patch / fix

  • kdelibs RHEL 4 6:3.3.1-18.el4
  • kdelibs RHEL 5 6:3.5.4-26.el5_7.1
  • kdelibs3 RHEL 6 3.5.10-24.el6_1.1
  • kdelibs-apidocs RHEL 5 6:3.5.4-26.el5_7.1
  • kdelibs3-apidocs RHEL 6 3.5.10-24.el6_1.1
  • kdelibs RHEL 6 6:4.3.4-11.el6_1.4
  • kdelibs-common RHEL 6 6:4.3.4-11.el6_1.4
  • kdelibs-apidocs RHEL 6 6:4.3.4-11.el6_1.4

red hat advisories RHSA-2011:1385RHSA-2011:1364

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-2011-3365 updated cvss 4.3

kdelibs: input validation failure in KSSL

  • Red Hat Enterprise Linux (v. 5 server) kdelibs 3.5.4-26.el5_7.1, kdelibs-apidocs 3.5.4-26.el5_7.1 Red Hat Enterprise Linux AS version 4 kdelibs 3.3.1-18.el4 Red Hat Enterprise Linux Desktop (v. 5 client) kdelibs 3.5.4-26.el5_7.1, kdelibs-apidocs 3.5.4-26.el5_7.1 Red Hat Enterprise Linux Desktop version 4 kdelibs 3.3.1-18.el4 Red Hat Enterprise Linux ES version 4 kdelibs 3.3.1-18.el4 Red Hat Enterprise Linux Server (v. 6) kdelibs 4.3.4-11.el6_1.4, kdelibs3 3.5.10-24.el6_1.1, kdelibs-common 4.3.4-11.el6_1.4, kdelibs-apidocs 4.3.4-11.el6_1.4, kdelibs3-apidocs 3.5.10-24.el6_1.1
    +3 more products
    Red Hat Enterprise Linux Server Optional (v. 6) kdelibs3 3.5.10-24.el6_1.1, kdelibs3-apidocs 3.5.10-24.el6_1.1 Red Hat Enterprise Linux WS version 4 kdelibs 3.3.1-18.el4 Red Hat RHEL Desktop Workstation (v. 5 client) kdelibs 3.5.4-26.el5_7.1, kdelibs-apidocs 3.5.4-26.el5_7.1
    fixed: vendor fix RHSA-2011:1385

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

1.07% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel 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.