CVE-2013-1723 Use after free in n/a

What is CVE-2013-1723?

CVE-2013-1723 is a medium-severity use after free vulnerability in Mozilla Firefox, published on 18 Sep 2013. 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 NativeKey widget in Mozilla Firefox before 24.0, Thunderbird before 24.0, and SeaMonkey before 2.21 processes key messages after destruction by a dispatched event listener, which allows remote attackers to cause a denial of service (application crash) by leveraging incorrect event usage after widget-memory reallocation.

Weakness: CWE-119

Which versions are affected by CVE-2013-1723?

It affects 3 products.

Products include Mozilla Firefox, Mozilla Seamonkey, Mozilla Thunderbird.

How do I fix CVE-2013-1723?

Upgrade to a fixed version.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2013-1723 being exploited?

There is no known exploitation of CVE-2013-1723 in the wild and no public exploit code.

Other vulnerabilities in Mozilla Firefox

• CVE-2019-11708 Mozilla Firefox and Thunderbird Sandbox Escape Exploited Critical 10.0
• CVE-2010-3765 Mozilla Multiple Products Remote Code Execution Exploited Critical 9.8
• CVE-2022-26486 Mozilla Firefox Use-After-Free Exploited Critical 9.6
• CVE-2022-26485 Mozilla Firefox Use-After-Free Exploited High 8.8
• CVE-2019-11707 Mozilla Firefox and Thunderbird Type Confusion Exploited High 8.8

All Mozilla Firefox vulnerabilities

Sources

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

Also known as GHSA-mv9c-x427-433g.