CVE-2017-7186

CWE-119 — Buffer OverflowCWE-20 — Improper Input Validation17 documents8 sources
Severity
7.5HIGH
EPSS
7.1%
top 8.47%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Pcre PcrePcre Pcre2
Timeline
PublishedMar 20
Latest updateOct 10

Description

libpcre1 in PCRE 8.40 and libpcre2 in PCRE2 10.23 allow remote attackers to cause a denial of service (segmentation violation for read access, and application crash) by triggering an invalid Unicode property lookup.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages5 packages

▶Debianpcre2< 10.22-3+3
▶NVDpcre/pcre210.23
▶Debianpcre3< 2:8.39-3+1
▶Ubuntupcre3< 2:8.38-3.1ubuntu0.1~esm2
▶NVDpcre/pcre8.40

Patches

Patch: blogs.gentoo.org ↗Patch: vcs.pcre.org ↗Patch: vcs.pcre.org ↗

🔴Vulnerability Details

5
OSV
pcre3 vulnerabilities↗2022-10-10
▶
GHSA
GHSA-vrw4-ffp3-c5mv: libpcre1 in PCRE 8↗2022-05-14
▶
OSV
leptonlib vulnerabilities↗2021-03-15
▶
OSV
CVE-2017-7186: libpcre1 in PCRE 8↗2017-03-20
▶
CVEList
CVE-2017-7186: libpcre1 in PCRE 8↗2017-03-20
▶

📋Vendor Advisories

3
Ubuntu
PCRE vulnerabilities↗2022-10-10
▶
Red Hat
pcre: Invalid Unicode property lookup (8.41/7, 10.24/2)↗2017-02-23
▶
Debian
CVE-2017-7186: pcre2 - libpcre1 in PCRE 8.40 and libpcre2 in PCRE2 10.23 allow remote attackers to caus...↗2017
▶

💬Community

8
Bugzilla
CVE-2017-7186 mingw-glib2: pcre, pcre2: Invalid Unicode property lookup [fedora-all]↗2017-03-21
▶
Bugzilla
CVE-2017-7186 mingw-pcre: pcre, pcre2: Invalid Unicode property lookup [epel-7]↗2017-03-21
▶
Bugzilla
CVE-2017-7186 glib2: pcre, pcre2: Invalid Unicode property lookup [fedora-all]↗2017-03-21
▶
Bugzilla
CVE-2017-7186 mingw-glib2: pcre, pcre2: Invalid Unicode property lookup [epel-7]↗2017-03-21
▶
Bugzilla
CVE-2017-7186 pcre2: pcre, pcre2: Invalid Unicode property lookup [epel-7]↗2017-03-21
▶
CVE-2017-7186 (HIGH CVSS 7.5) | libpcre1 in PCRE 8.40 and libpcre2 | cvebase.io