CVE-2007-4840

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.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.38% Top 25%
Vendor Advisory opensuse.org Vendor Advisory gentoo.org Vendor Advisory securityfocus.com
Affected: n/a n/a
Published at:
Updated at:

References

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

Frequently Asked Questions

What is the severity of CVE-2007-4840?
CVE-2007-4840 has been scored as a medium severity vulnerability.
How to fix CVE-2007-4840?
To fix CVE-2007-4840, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2007-4840 being actively exploited in the wild?
It is possible that CVE-2007-4840 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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