CVE-2013-6673 Security feature bypass in n/a

What is CVE-2013-6673?

CVE-2013-6673 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 11 Dec 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Mozilla Firefox before 26.0, Firefox ESR 24.x before 24.2, Thunderbird before 24.2, and SeaMonkey before 2.23 do not recognize a user's removal of trust from an EV X.509 certificate, which makes it easier for man-in-the-middle attackers to spoof SSL servers in opportunistic circumstances via a valid certificate that is unacceptable to the user.

Weakness: CWE-310

Which versions are affected by CVE-2013-6673?

It affects 9 products.

Products include Canonical Ubuntu Linux, Fedoraproject Fedora, Mozilla Firefox, Mozilla Seamonkey, Mozilla Thunderbird, Opensuse Opensuse and 3 more.

How do I fix CVE-2013-6673?

Upgrade to a fixed version.

Is CVE-2013-6673 being exploited?

There is no known exploitation of CVE-2013-6673 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 GHSA-7xx5-x9cc-jpwq.