CVE-2010-4699
The iconv_mime_decode_headers function in the Iconv extension in PHP before 5.3.4 does not properly handle encodings that are unrecognized by the iconv and mbstring (aka Multibyte String) implementations, which allows remote attackers to trigger an…
Does this matter?
Lower severity and a low EPSS score (1.63%). Track it; it rarely justifies an emergency change on its own.
Description
The iconv_mime_decode_headers function in the Iconv extension in PHP before 5.3.4 does not properly handle encodings that are unrecognized by the iconv and mbstring (aka Multibyte String) implementations, which allows remote attackers to trigger an incomplete output array, and possibly bypass spam detection or have unspecified other impact, via a crafted Subject header in an e-mail message, as demonstrated by the ks_c_5601-1987 character set.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N
- EPSS
- 1.63% probability · 75th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-189
- Affected
- php/php
- Source
- cve@mitre.org
References
- http://bugs.php.net/52941
- http://coding.derkeiler.com/Archive/PHP/php.general/2007-04/msg00605.html
- http://www.php.net/ChangeLog-5.php
- https://exchange.xforce.ibmcloud.com/vulnerabilities/64963
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12393
- http://bugs.php.net/52941
- http://coding.derkeiler.com/Archive/PHP/php.general/2007-04/msg00605.html
- http://www.php.net/ChangeLog-5.php
- https://exchange.xforce.ibmcloud.com/vulnerabilities/64963
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12393
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.