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CVE-2007-4840 Detail

Description

PHP 5.2.4 and earlier allows context-dependent attackers to cause a denial of service (application crash) via (1) a long string in the out_charset parameter to the iconv function; or a long string in the charset parameter to the (2) iconv_mime_decode_headers, (3) iconv_mime_decode, or (4) iconv_strlen function. NOTE: this might not be a vulnerability in most web server environments that support multiple threads, unless these issues can be demonstrated for code execution.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Vendor Statements (disclaimer)

Official Statement from Red Hat (09/13/2007)

We do not consider this to be a security issue. For more information please see http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=169857#c1 and http://www.php.net/security-note.php

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.html
http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.html
http://osvdb.org/38916
http://osvdb.org/38916
http://secunia.com/advisories/27102
http://secunia.com/advisories/27102
http://secunia.com/advisories/27659
http://secunia.com/advisories/27659
http://secunia.com/advisories/28658
http://secunia.com/advisories/28658
http://secunia.com/advisories/30040
http://secunia.com/advisories/30040
http://securityreason.com/securityalert/3122
http://securityreason.com/securityalert/3122
http://wiki.rpath.com/wiki/Advisories:rPSA-2007-0242
http://wiki.rpath.com/wiki/Advisories:rPSA-2007-0242
http://www.gentoo.org/security/en/glsa/glsa-200710-02.xml
http://www.gentoo.org/security/en/glsa/glsa-200710-02.xml
http://www.securityfocus.com/archive/1/478730/100/0/threaded
http://www.securityfocus.com/archive/1/478730/100/0/threaded
http://www.securityfocus.com/archive/1/491693/100/0/threaded
http://www.securityfocus.com/archive/1/491693/100/0/threaded
http://www.securityfocus.com/archive/1/491693/100/0/threaded
http://www.securityfocus.com/archive/1/491693/100/0/threaded
https://issues.rpath.com/browse/RPL-1943
https://issues.rpath.com/browse/RPL-1943

Weakness Enumeration

CWE-ID CWE Name Source
CWE-20 Improper Input Validation cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

4 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2007-4840
NVD Published Date:
09/12/2007
NVD Last Modified:
11/20/2024
Source:
MITRE