CVE-2012-4208 Security feature bypass in n/a

What is CVE-2012-4208?

CVE-2012-4208 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 21 Nov 2012. 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 XrayWrapper implementation in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 does not consider the compartment during property filtering, which allows remote attackers to bypass intended chrome-only restrictions on reading DOM object properties via a crafted web site.

Weakness: CWE-200

Which versions are affected by CVE-2012-4208?

It affects 8 products.

Products include Canonical Ubuntu Linux, Mozilla Firefox, Mozilla Seamonkey, Mozilla Thunderbird, Opensuse Opensuse, Suse Linux Enterprise Desktop and 2 more.

How do I fix CVE-2012-4208?

Upgrade to a fixed version.

Is CVE-2012-4208 being exploited?

There is no known exploitation of CVE-2012-4208 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-hg78-jqpr-v9fg.