CVE-2012-4930 Information disclosure in n/a

What is CVE-2012-4930?

CVE-2012-4930 is a low-severity vulnerability in Google Chrome, published on 15 Sep 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 SPDY protocol 3 and earlier, as used in Mozilla Firefox, Google Chrome, and other products, can perform TLS encryption of compressed data without properly obfuscating the length of the unencrypted data, which allows man-in-the-middle attackers to obtain plaintext HTTP headers by observing length differences during a series of guesses in which a string in an HTTP request potentially matches an unknown string in an HTTP header, aka a "CRIME" attack.

Weakness: CWE-310

Which versions are affected by CVE-2012-4930?

It affects 2 products.

Products include Google Chrome, Mozilla Firefox.

How do I fix CVE-2012-4930?

No fix has been published for CVE-2012-4930 yet. Limit exposure of the affected software until one is available.

Is CVE-2012-4930 being exploited?

There is no known exploitation of CVE-2012-4930 in the wild and no public exploit code.

Other vulnerabilities in Google Chrome

• CVE-2022-4135 Google Chromium GPU Heap Buffer Overflow Exploited Critical 9.6
• CVE-2020-16017 Google Chrome Use-After-Free Exploited Critical 9.6
• CVE-2020-16010 Google Chrome for Android UI Heap Buffer Overflow Exploited Critical 9.6
• CVE-2026-87491 Google Chromium V8 Out of Bounds Write Exploited High 8.8
• CVE-2026-85046 Google Chromium V8 Type Confusion Exploited High 8.8

All Google Chrome vulnerabilities

Sources

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

Also known as CVE-2012-3977, GHSA-g4fh-wrxx-g83w.