CVE-2014-3694 Security feature bypass in n/a

What is CVE-2014-3694?

CVE-2014-3694 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 29 Oct 2014. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The (1) bundled GnuTLS SSL/TLS plugin and the (2) bundled OpenSSL SSL/TLS plugin in libpurple in Pidgin before 2.10.10 do not properly consider the Basic Constraints extension during verification of X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.

Weakness: CWE-310

Which versions are affected by CVE-2014-3694?

It affects 4 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Opensuse Opensuse, Pidgin Pidgin.

How do I fix CVE-2014-3694?

Upgrade to a fixed version.

Is CVE-2014-3694 being exploited?

There is no known exploitation of CVE-2014-3694 in the wild and no public exploit code.

Other vulnerabilities in Canonical Ubuntu Linux

• CVE-2020-11651 SaltStack Salt Authentication Bypass Exploited Critical 9.8
• CVE-2020-7247 OpenSMTPD Remote Code Execution Exploited Critical 9.8
• CVE-2019-16928 Exim Out-of-bounds Write Exploited Critical 9.8
• CVE-2018-6789 Exim Buffer Overflow Exploited Critical 9.8
• CVE-2015-2590 Oracle Java SE and Java SE Embedded Remote Code Execution Exploited Critical 9.8

All Canonical Ubuntu Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2014-3694, GHSA-qfvv-4jjj-6cq2, UBUNTU-CVE-2014-3694.