VDB
CVE-2017-12837
CVE-2017-12837
PUBLISHED
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 2.44% · 85.5th percentile
Risk Scores
EPSS Score
2.44%
85.5th 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 |
Exploit Intelligence
- DSA-3982 (circl)
- 100860 (circl)
- https://www.oracle.com/security-alerts/cpujul2020.html (circl)
- https://perl5.git.perl.org/perl.git/log/refs/tags/v5.26.1-RC1 (circl)
- https://perl5.git.perl.org/perl.git/log/refs/tags/v5.24.3-RC1 (circl)
- https://security.netapp.com/advisory/ntap-20180426-0001/ (circl)
- https://bugzilla.redhat.com/show_bug.cgi?id=1492091 (circl)
- https://rt.perl.org/Public/Bug/Display.html?id=131582 (circl)
- https://perl5.git.perl.org/perl.git/commitdiff/96c83ed78aeea1a0496dd2b2d935869a822dc8a5 (circl)
- TestCommand.yaml (github-poc)
…and 4 more exploits
Timeline
- Sep 19, 2017 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Feb 28, 2022 EPSS Score
- May 2, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
- Mar 11, 2023 EPSS Score
- May 13, 2023 EPSS Score
- Sep 15, 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