Buffer overflow in Php
CVE-2016-7412
ext/mysqlnd/mysqlnd_wireprotocol.c in PHP before 5.6.26 and 7.x before 7.0.11 does not verify that a BIT field has the UNSIGNED_FLAG flag, which allows remote MySQL servers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via crafted field metadata.
Vulnerability class: Buffer Overflow
EPSS: 0.088 (94.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Php — versions 7.0.0, 7.0.1, 7.0.2
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_CONFIRM, Patch, Issue Tracking)
- cve@mitre.org (x_refsource_CONFIRM, Release Notes)
- cve@mitre.org (vendor-advisory, x_refsource_GENTOO)
- cve@mitre.org (vdb-entry, x_refsource_SECTRACK)
- cve@mitre.org (x_refsource_CONFIRM, Exploit, Issue Tracking)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory)
- cve@mitre.org (x_refsource_CONFIRM, Release Notes)
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2016-7412?
- CVE-2016-7412 is a high-severity vulnerability in Php, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.1/10. Published 2016-09-17.
- How severe is CVE-2016-7412?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2016-7412 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.