Vulnerability Details : CVE-2015-1269
The DecodeHSTSPreloadRaw function in net/http/transport_security_state.cc in Google Chrome before 43.0.2357.130 does not properly canonicalize DNS hostnames before making comparisons to HSTS or HPKP preload entries, which allows remote attackers to bypass intended access restrictions via a string that (1) ends in a . (dot) character or (2) is not entirely lowercase.
Products affected by CVE-2015-1269
- cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-1269
0.63%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 76 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-1269
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST |
CWE ids for CVE-2015-1269
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-1269
-
http://www.securitytracker.com/id/1032731
Google Chrome Bugs Let Remote Users Bypass Same-Origin Restrictions - SecurityTracker
-
http://rhn.redhat.com/errata/RHSA-2015-1188.html
RHSA-2015:1188 - Security Advisory - Red Hat Customer Portal
-
http://lists.opensuse.org/opensuse-updates/2015-06/msg00057.html
openSUSE-SU-2015:1146-1: moderate: Security update for chromium
-
http://googlechromereleases.blogspot.com/2015/06/chrome-stable-update.html
Chrome Releases: Chrome Stable UpdateVendor Advisory
-
http://www.debian.org/security/2015/dsa-3315
Debian -- Security Information -- DSA-3315-1 chromium-browser
-
https://security.gentoo.org/glsa/201507-18
Chromium: Multiple vulnerabilities (GLSA 201507-18) — Gentoo security
-
http://www.ubuntu.com/usn/USN-2652-1
USN-2652-1: Oxide vulnerabilities | Ubuntu security notices
-
http://lists.opensuse.org/opensuse-updates/2015-11/msg00012.html
openSUSE-SU-2015:1872-1: moderate: Security update for chromium
-
http://www.securityfocus.com/bid/75336
Google Chrome CVE-2015-1269 Unspecified Security Vulnerability
-
https://codereview.chromium.org/1149753002
Issue 1149753002: Normalize hostnames before searching for HSTS/HPKP preloads - Code Review
-
https://code.google.com/p/chromium/issues/detail?id=461481
461481 - Security: HSTS bypass - chromium - Monorail
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