CVE-2017-16642

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.

CVSS v3.0 NVD

7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2.0 NVD

5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS

26.37% chance of exploitation in the next 30 days, 98th percentile

Published

2017-11-07

Updated

2024-08-05

ExploitDB entries (1)

• https://www.exploit-db.com/exploits/43133

Security advisories

• http://php.net/ChangeLog-5.php
• http://php.net/ChangeLog-7.php
• https://bugs.php.net/bug.php?id=75055
• http://www.securityfocus.com/bid/101745
• https://access.redhat.com/errata/RHSA-2018:1296
• derickr/timelib/commit/aa9156006e88565e1f1a5f7cc088b18322d57536
• php/php-src/commit/5c0455bf2c8cd3c25401407f158e820aa3b239e1
• https://security.netapp.com/advisory/ntap-20181123-0001
• https://usn.ubuntu.com/3566-1
• https://www.debian.org/security/2018/dsa-4080
• https://www.debian.org/security/2018/dsa-4081

References

• CVE Record
• NVD entry