CVE-2015-5590

HIGH

Description

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.

References

http://git.php.net/?p=php-src.git;a=commit;h=6dedeb40db13971af45276f80b5375030aa7e76f

http://openwall.com/lists/oss-security/2015/07/18/1

http://www.debian.org/security/2015/dsa-3344

http://www.php.net/ChangeLog-5.php

http://www.securityfocus.com/bid/75970

https://bugs.php.net/bug.php?id=69923

Details

Source: MITRE

Published: 2016-01-19

Updated: 2017-11-04

Type: CWE-119

Risk Information

CVSS v2.0

Base Score: 7.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH

CVSS v3.0

Base Score: 7.3

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Impact Score: 3.4

Exploitability Score: 3.9

Severity: HIGH