CVE-2007-3998
MEDIUM severity · CVSS 5 · Improper input validation
5CVSS MEDIUM
Summary
The wordwrap function in PHP 4 before 4.4.8, and PHP 5 before 5.2.4, does not properly use the breakcharlen variable, which allows remote attackers to cause a denial of service (divide-by-zero error and application crash, or infinite loop) via certain arguments, as demonstrated by a 'chr(0), 0, ""' argument set.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)3%
AV:N/AC:L/Au:N/C:N/I:N/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://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2007-0889.htmlAdvisory
- http://secunia.com/advisories/26642Advisory
- http://secunia.com/advisories/26822Advisory
- http://secunia.com/advisories/26838Advisory
- http://secunia.com/advisories/26871Advisory
- http://secunia.com/advisories/26895Advisory
- http://secunia.com/advisories/26930Advisory