CVE-2016-5768
Last modified
CVE-2016-5768 is a vulnerability of currently unknown severity. Double free vulnerability in the _php_mb_regex_ereg_replace_exec function in php_mbregex.c in the mbstring extension in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) by leveraging a callback exception.. EPSS estimates a 9.71% chance of exploitation in the next 30 days.
Description
Double free vulnerability in the _php_mb_regex_ereg_replace_exec function in php_mbregex.c in the mbstring extension in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) by leveraging a callback exception.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Php | Php | <= 5.5.36 | — |
| Php | Php | 5.6.0 | Alpha1 |
| Php | Php | 5.6.1 | — |
| Php | Php | 5.6.2 | — |
| Php | Php | 5.6.3 | — |
| Php | Php | 5.6.4 | — |
| Php | Php | 5.6.5 | — |
| Php | Php | 5.6.6 | — |
| Php | Php | 5.6.7 | — |
| Php | Php | 5.6.8 | — |
| Php | Php | 5.6.9 | — |
| Php | Php | 5.6.10 | — |
| Php | Php | 5.6.11 | — |
| Php | Php | 5.6.12 | — |
| Php | Php | 5.6.13 | — |
| Php | Php | 5.6.14 | — |
| Php | Php | 5.6.15 | — |
| Php | Php | 5.6.16 | — |
| Php | Php | 5.6.17 | — |
| Php | Php | 5.6.18 | — |
| Php | Php | 5.6.19 | — |
| Php | Php | 5.6.20 | — |
| Php | Php | 5.6.21 | — |
| Php | Php | 5.6.22 | — |
| Php | Php | 7.0.0 | — |
| Php | Php | 7.0.1 | — |
| Php | Php | 7.0.2 | — |
| Php | Php | 7.0.3 | — |
| Php | Php | 7.0.4 | — |
| Php | Php | 7.0.5 | — |
| Php | Php | 7.0.6 | — |
| Php | Php | 7.0.7 | — |
References
- http://php.net/ChangeLog-5.phpPatch, Release Notes
- http://php.net/ChangeLog-7.phpRelease Notes
- https://bugs.php.net/bug.php?id=72402Exploit, Vendor Advisory
- http://php.net/ChangeLog-5.phpPatch, Release Notes
- http://php.net/ChangeLog-7.phpRelease Notes
- https://bugs.php.net/bug.php?id=72402Exploit, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2016-5768?
How severe is CVE-2016-5768?
How do I fix CVE-2016-5768?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2016
- CVE-2016-5762Integer overflow in the Post Office Agent in Novell GroupWis…
- CVE-2016-5763Vulnerability in Novell Open Enterprise Server (OES2015 SP1 …
- CVE-2016-5764Micro Focus Rumba FTP 4.X client buffer overflow makes it po…
- CVE-2016-5765Administrative Server in Micro Focus Host Access Management …
- CVE-2016-5766Integer overflow in the _gd2GetHeader function in gd_gd2.c i…
- CVE-2016-5767Integer overflow in the gdImageCreate function in gd.c in th…
- CVE-2016-5769Multiple integer overflows in mcrypt.c in the mcrypt extensi…
- CVE-2016-5770Integer overflow in the SplFileObject::fread function in spl…9.8
- CVE-2016-5771spl_array.c in the SPL extension in PHP before 5.5.37 and 5.…9.8
- CVE-2016-5772Double free vulnerability in the php_wddx_process_data funct…9.8
- CVE-2016-5773php_zip.c in the zip extension in PHP before 5.5.37, 5.6.x b…
- CVE-2016-5774The HTTPS server in Blue Coat PacketShaper S-Series 11.5.x b…
Are you affected by CVE-2016-5768?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST