CVE-2015-5590
HIGH severity · CVSS 7.3 · Memory corruption
7.3CVSS HIGH
Summary
Stack-based buffer overflow in the phar_fix_filepath function in ext/phar/phar.c in PHP before 5.4.43, 5.5.x before 5.5.27, and 5.6.x before 5.6.11 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a large length value, as demonstrated by mishandling of an e-mail attachment by the imap PHP extension.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactLow
Integrity impactLow
Availability impactLow
Exploit probability (EPSS)5%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
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://www.php.net/ChangeLog-5.phpAdvisory
- http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=6dedeb40db13971af45276f80b5375030aa7e76f
- http://openwall.com/lists/oss-security/2015/07/18/1
- http://www.debian.org/security/2015/dsa-3344
- http://www.securityfocus.com/bid/75970
- https://bugs.php.net/bug.php?id=69923Exploit