CVE-2018-18314 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Perl

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory BufferCWE-122 — Heap-based Buffer Overflow11 documents9 sources
Severity
9.8CRITICALNVD
EPSS
5.2%
top 10.05%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
PerlNetapp E-series Santricity OS ControllerCanonical Ubuntu Linux+2 more
Timeline
PublishedDec 7
Latest updateMay 13

Description

Perl before 5.26.3 has a buffer overflow via a crafted regular expression that triggers invalid write operations.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages4 packages

▶NVDperl/perl< 5.26.3
▶Debianperl/perl< 5.28.0-3+3
▶Ubuntuperl/perl< 5.18.2-2ubuntu1.7+2

Also affects: Debian Linux 9.0, Ubuntu Linux 14.04, 16.04, 18.04, 18.10, Enterprise Linux 6.0, 7.0, 7.4, 7.5, 7.6

Patches

Patch: bugzilla.redhat.com ↗Patch: github.com ↗Patch: rt.perl.org ↗

🔴Vulnerability Details

4
GHSA
GHSA-7f84-77mg-9mgg: Perl before 5↗2022-05-13
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CVEList
CVE-2018-18314: Perl before 5↗2018-12-07
▶
OSV
CVE-2018-18314: Perl before 5↗2018-12-07
▶
OSV
perl vulnerabilities↗2018-12-03
▶

📋Vendor Advisories

4
Oracle
Oracle Oracle Database Server Risk Matrix: Oracle Database (Perl) — CVE-2018-18314↗2020-07-15
▶
Ubuntu
Perl vulnerabilities↗2018-12-03
▶
Red Hat
perl: Heap-based buffer overflow in S_regatom()↗2018-11-29
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Debian
CVE-2018-18314: perl - Perl before 5.26.3 has a buffer overflow via a crafted regular expression that t...↗2018
▶

💬Community

2
Bugzilla
CVE-2018-18314 perl: Heap-based buffer overflow in S_regatom() [fedora-all]↗2018-11-30
▶
Bugzilla
CVE-2018-18314 perl: Heap-based buffer overflow in S_regatom()↗2018-11-05
▶
CVE-2018-18314 — Perl vulnerability | cvebase