Buffer overflow in PHP
CVE-2015-5590
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.046 (91.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.046 · newest: 0.046 · change: 0.000
Affected products
- PHP — versions 5.5.0, 5.5.1, 5.5.2
Weakness classification (CWE)
References
- www.securityfocus.com/bid/75970 (vdb-entry)
- www.debian.org/security/2015/dsa-3344 (vendor-advisory)
- bugs.php.net/bug.php (Exploit)
- www.php.net/ChangeLog-5.php (Vendor Advisory)
- git.php.net/
- openwall.com/lists/oss-security/2015/07/18/1 (mailing-list)
Frequently asked questions
- What is CVE-2015-5590?
- CVE-2015-5590 is a high-severity vulnerability in PHP, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.3/10. Published 2016-01-19.
- How severe is CVE-2015-5590?
- High severity. CVSS v3 base score is 7.3 out of 10.