Back
CVE-2016-5769
Multiple integer overflows in mcrypt.c in the mcrypt extension in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8 allow…
Critical9.8EPSS 8.4%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Multiple integer overflows in mcrypt.c in the mcrypt extension in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8 allow remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted length value, related to the (1) mcrypt_generic and (2) mdecrypt_generic functions.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Critical9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 8.4% · top 5.0% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
n/a
- affected n/a
References (13)
- APPLE-SA-2016-09-20 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- openSUSE-SU-2016:1761 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- openSUSE-SU-2016:1922 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- http://github.com/php/php-src/commit/6c5211a0cef0cc2854eaa387e0eb036e012904d0?w=1 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://php.net/ChangeLog-5.php (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20160623 Re: CVE for PHP 5.5.37 issues (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- DSA-3618 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- http://php.net/ChangeLog-7.php (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugs.php.net/bug.php?id=72455 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 91399 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://support.apple.com/HT207170 (opens in a new tab)x_refsource_CONFIRMx_transferred
- SUSE-SU-2016:2013 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .