CVE-2013-6643 Auth bypass in n/a

What is CVE-2013-6643?

CVE-2013-6643 is a high-severity authentication bypass vulnerability in Debian Debian Linux, published on 16 Jan 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 OneClickSigninBubbleView::WindowClosing function in browser/ui/views/sync/one_click_signin_bubble_view.cc in Google Chrome before 32.0.1700.76 on Windows and before 32.0.1700.77 on Mac OS X and Linux allows attackers to trigger a sync with an arbitrary Google account by leveraging improper handling of the closing of an untrusted signin confirm dialog.

Weakness: CWE-287

Which versions are affected by CVE-2013-6643?

It affects 3 products.

Products include Debian Debian Linux, Google Chrome, Opensuse Opensuse.

How do I fix CVE-2013-6643?

Upgrade to a fixed version.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2013-6643 being exploited?

There is no known exploitation of CVE-2013-6643 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

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

Also known as GHSA-5p2m-h2qg-qcq6.