CVE-2007-4657
HIGH severity · CVSS 7.5 · Memory corruption
7.5CVSS HIGH
Summary
Multiple integer overflows in PHP 4 before 4.4.8, and PHP 5 before 5.2.4, allow remote attackers to obtain sensitive information (memory contents) or cause a denial of service (thread crash) via a large len value to the (1) strspn or (2) strcspn function, which triggers an out-of-bounds read. NOTE: this affects different product versions than CVE-2007-3996.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)3%
AV:N/AC:L/Au:N/C:P/I:P/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://secunia.com/advisories/26642Advisory
- http://secunia.com/advisories/26822Advisory
- http://secunia.com/advisories/26838Advisory
- http://secunia.com/advisories/27102Advisory
- http://secunia.com/advisories/27377Advisory
- http://secunia.com/advisories/27864Advisory
- http://secunia.com/advisories/28249Advisory
- http://secunia.com/advisories/28318Advisory