Vulnerability in PHP
CVE-2016-7125
ext/session/session.c in PHP before 5.6.25 and 7.x before 7.0.10 skips invalid session names in a way that triggers incorrect parsing, which allows remote attackers to inject arbitrary-type session data by leveraging control of a session name, as demonstrated by object injection.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.058 (92.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 92.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.058 · newest: 0.058 · change: 0.000
Affected products
- PHP — versions 7.0.0, 7.0.1, 7.0.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.php.net/ChangeLog-7.php (Release Notes)
- bugs.php.net/bug.php (Exploit, Issue Tracking)
- security.gentoo.org/glsa/201611-22 (vendor-advisory)
- github.com/php/php-src/commit/8763c6090d627d8bb0ee1d030c30e58f406be9ce (Patch, Issue Tracking)
- www.securitytracker.com/id/1036680 (vdb-entry)
- rhn.redhat.com/errata/RHSA-2016-2750.html (vendor-advisory)
- www.php.net/ChangeLog-5.php (Release Notes)
- www.tenable.com/security/tns-2016-19
- openwall.com/lists/oss-security/2016/09/02/9 (mailing-list, Mailing List)
- www.securityfocus.com/bid/92552 (vdb-entry)
Frequently asked questions
- What is CVE-2016-7125?
- CVE-2016-7125 is a high-severity vulnerability in PHP, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.5/10. Published 2016-09-12.
- How severe is CVE-2016-7125?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2016-7125 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.