Information disclosure in Pcre Perl Compatible Regular Expression Library

CVE-2015-8393

pcregrep in PCRE before 8.38 mishandles the -q option for binary files, which might allow remote attackers to obtain sensitive information via a crafted file, as demonstrated by a CGI script that sends stdout data to a client.

Vulnerability class: Information Disclosure

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.044 (90.9th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.9% 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-2015-8393: held from 0.044 to 0.044.

EPSS over last 30 days · oldest: 0.044 · newest: 0.044 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2015-8393?
CVE-2015-8393 is a high-severity vulnerability in Pcre Perl Compatible Regular Expression Library, classified under Information Disclosure. CVSS score: 7.5/10. Published 2015-12-02.
How severe is CVE-2015-8393?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2015-8393 known to be exploited?
5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.