CVE-2020-12723

Description

regcomp.c in Perl before 5.30.3 allows a buffer overflow via a crafted regular expression because of recursive S_study_chunk calls.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.17%
Vendor Advisory gentoo.org Vendor Advisory fedoraproject.org Vendor Advisory opensuse.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://security.gentoo.org/glsa/202006-03 third party advisory vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IN3TTBO5KSGWE5IRIKDJ5JSQRH7ANNXE/ vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00044.html mailing list third party advisory vendor advisory
https://www.oracle.com/security-alerts/cpuoct2020.html third party advisory patch
https://github.com/Perl/perl5/compare/v5.30.2...v5.30.3 third party advisory patch
https://github.com/Perl/perl5/blob/blead/pod/perl5303delta.pod third party advisory
https://security.netapp.com/advisory/ntap-20200611-0001/ third party advisory
https://github.com/Perl/perl5/issues/16947 third party advisory
https://github.com/Perl/perl5/issues/17743 third party advisory
https://github.com/perl/perl5/commit/66bbb51b93253a3f87d11c2695cfb7bdb782184a third party advisory patch
https://www.oracle.com/security-alerts/cpujan2021.html third party advisory patch
https://www.oracle.com/security-alerts/cpuApr2021.html third party advisory patch
https://www.oracle.com//security-alerts/cpujul2021.html third party advisory patch
https://www.oracle.com/security-alerts/cpuoct2021.html third party advisory patch
https://www.oracle.com/security-alerts/cpujan2022.html third party advisory patch
https://www.oracle.com/security-alerts/cpuapr2022.html third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2020-12723?
CVE-2020-12723 has been scored as a high severity vulnerability.
How to fix CVE-2020-12723?
To fix CVE-2020-12723, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-12723 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-12723 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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