CVE-2010-3870
MEDIUM severity · CVSS 6.8 · Improper input validation
6.8CVSS MEDIUM
Summary
The utf8_decode function in PHP before 5.3.4 does not properly handle non-shortest form UTF-8 encoding and ill-formed subsequences in UTF-8 data, which makes it easier for remote attackers to bypass cross-site scripting (XSS) and SQL injection protection mechanisms via a crafted string.
Impact & exploitability
Attack vectorNetwork
Attack complexity—
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)11%
AV:N/AC:M/Au:N/C:P/I:P/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://bugs.php.net/bug.php?id=48230Advisory
- http://bugs.php.net/bug.php?id=49687Advisory
- http://lists.apple.com/archives/security-announce/2011/Mar/msg00006.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052836.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052845.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00000.htmlAdvisory
- http://marc.info/?l=bugtraq&m=133469208622507&w=2Advisory
- http://secunia.com/advisories/42410Advisory