CVE-2011-3377 Security feature bypass in n/a

What is CVE-2011-3377?

CVE-2011-3377 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 5 Feb 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 web browser plug-in in IcedTea-Web 1.0.x before 1.0.6 and 1.1.x before 1.1.4 allows remote attackers to bypass the Same Origin Policy (SOP) and execute arbitrary script or establish network connections to unintended hosts via an applet whose origin has the same second-level domain, but a different sub-domain than the targeted domain.

Weakness: CWE-264

Which versions are affected by CVE-2011-3377?

It affects 3 products.

Products include Canonical Ubuntu Linux, Opensuse Opensuse, Redhat Icedtea-Web.

How do I fix CVE-2011-3377?

Upgrade to a fixed version.

Is CVE-2011-3377 being exploited?

There is no known exploitation of CVE-2011-3377 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-2011-3377, GHSA-cqp6-h2hr-w9xj, RHSA-2011:1441.