VDB
CVE-2017-16642
CVE-2017-16642
PUBLISHED
In PHP before 5.6.32, 7.x before 7.0.25, and 7.1.x before 7.1.11, an error in the date extension's timelib_meridian handling of 'front of' and 'back of' directives could be used by attackers able to supply date strings to leak information from the interpreter, related to ext/date/lib/parse_date.c out-of-bounds reads affecting the php_parse_date function. NOTE: this is a different issue than CVE-2017-11145.
EPSS 8.26% · 92.4th percentile
Risk Scores
EPSS Score
8.26%
92.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | php7.0 | 0, 7.0.1-6, 7.0.2-1 |
| Ubuntu:14.04:LTS | php5 | 0, 5.5.3+dfsg-1ubuntu2, 5.5.3+dfsg-1ubuntu3 |
Exploit Intelligence
- https://www.exploit-db.com/exploits/43133/ (nist-nvd)
- Out-Of-Bounds Read in timelib_meridian() (hackerone)
- Out-Of-Bounds Read in timelib_meridian() (hackerone)
- Out-Of-Bounds Read in timelib_meridian() (hackerone)
- PHP 7.1.8 - Heap-Based Buffer Overflow Vulnerability (0day-today)
- PHP 7.1.8 - Heap-Based Buffer Overflow Vulnerability (0day-today)
- cve_db.json (github-poc)
- cve_db.json (github-poc)
- cve_db.json (github-poc)
- cve_db.json (github-poc)
…and 2 more exploits
Timeline
- CVE Published
- Nov 15, 2017 PoC Published
- Oct 14, 2019 PoC Published
- Apr 14, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 31, 2023 EPSS Score
- Mar 17, 2025 EPSS Score
- Mar 29, 2025 EPSS Score
- Mar 30, 2025 EPSS Score
- May 4, 2025 EPSS Score
- May 30, 2025 EPSS Score
- Jun 1, 2025 EPSS Score
References
- https://ubuntu.com/security/CVE-2017-16642 third-party-advisory
- http://php.net/ChangeLog-5.php third-party-advisory
- http://php.net/ChangeLog-7.php third-party-advisory
- https://ubuntu.com/security/notices/USN-3566-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2017-16642 third-party-advisory