Information disclosure in PHP

CVE-2017-11145

In PHP before 5.6.31, 7.x before 7.0.21, and 7.1.x before 7.1.7, an error in the date extension's timelib_meridian parsing code 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: the correct fix is in the e8b7698f5ee757ce2c8bd10a192a491a498f891c commit, not the bd77ac90d3bdf31ce2a5251ad92e9e75 gist.

Vulnerability class: Information Disclosure

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.048 (91.7th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2017-11145: held from 0.048 to 0.048.

EPSS over last 30 days · oldest: 0.048 · newest: 0.048 · change: 0.000

Affected products

  • PHP — versions 7.0.0, 7.0.1, 7.0.2

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-11145?
CVE-2017-11145 is a high-severity vulnerability in PHP, classified under Information Disclosure. CVSS score: 7.5/10. Published 2017-07-10.
How severe is CVE-2017-11145?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2017-11145 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.