VDB
CVE-2017-12837
CVE-2017-12837
PUBLISHED
CVSS 7.5 HIGH
Heap-based buffer overflow in the S_regatom function in regcomp.c in Perl 5 before 5.24.3-RC1 and 5.26.x before 5.26.1-RC1 allows remote attackers to cause a denial of service (out-of-bounds write) via a regular expression with a '\N{}' escape and the case-insensitive modifier.
EPSS 6.21% · 93.2th percentile
Risk Scores
CVSS 3.0
7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
6.21%
93.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | perl | 0, 5.20.2-6, 5.22.1-3 |
| Ubuntu:14.04:LTS | perl | 0, 5.14.2-21build1, 5.18.1-4 |
Timeline
- Sep 19, 2017 CVE Published
- Apr 14, 2021 EPSS Score
- Aug 25, 2021 EPSS Score
- Oct 27, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 1, 2022 EPSS Score
- Jul 5, 2022 EPSS Score
- Sep 7, 2022 EPSS Score
- Jan 11, 2023 EPSS Score
- Mar 15, 2023 EPSS Score
- Jul 19, 2023 EPSS Score
- Sep 20, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2017-12837 third-party-advisory
- https://rt.perl.org/Public/Bug/Display.html?id=131582 third-party-advisory
- https://perl5.git.perl.org/perl.git/commitdiff/96c83ed78aeea1a0496dd2b2d935869a822dc8a5 third-party-advisory
- https://ubuntu.com/security/notices/USN-3478-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2017-12837 third-party-advisory