CVE-2014-7948

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-01-22 · updated 2026-06-17
Weakness: CWE-310

Description

The AppCacheUpdateJob::URLFetcher::OnResponseStarted function in content/browser/appcache/appcache_update_job.cc in Google Chrome before 40.0.2214.91 proceeds with AppCache caching for SSL sessions even if there is an X.509 certificate error, which allows man-in-the-middle attackers to spoof HTML5 application content via a crafted certificate.

Affected products

Google Chrome: through 40.0.2214.85

References

http://googlechromereleases.blogspot.com/2015/01/stable-update.html
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00005.html
http://rhn.redhat.com/errata/RHSA-2015-0093.html
http://secunia.com/advisories/62383
http://secunia.com/advisories/62575
http://secunia.com/advisories/62665
http://security.gentoo.org/glsa/glsa-201502-13.xml
http://www.securityfocus.com/bid/72288
http://www.securitytracker.com/id/1031623
http://www.ubuntu.com/usn/USN-2476-1
https://code.google.com/p/chromium/issues/detail?id=414026
https://codereview.chromium.org/579593003

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