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Vulnerability record · CVE-2020-14155 · published 15 June 2020

CVE-2020-14155: Pcre integer overflow vulnerability

Pcre · Pcre

libpcre in PCRE before 8.44 allows an integer overflow via a large number after a (?C substring.

5.3 CVSS 3.1 Medium EPSS 4.2% · top 9.3% CWE-190 · Integer overflow
5.3CVSS 3.1 base score, v2 5.0
4.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
15Affected product versions listed by NVD
20References
8 Oct 2026Last modified by NVD

Description

libpcre in PCRE before 8.44 allows an integer overflow via a large number after a (?C substring.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected products

15 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://seclists.org/fulldisclosure/2020/Dec/32 Mailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2021/Feb/14 Mailing ListThird Party Advisory
https://about.gitlab.com/releases/2020/07/01/security-release-13-1-2-release/ Third Party Advisory
https://bugs.gentoo.org/717920 Issue TrackingPatchThird Party Advisory
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org% Mailing ListThird Party Advisory
https://security.netapp.com/advisory/ntap-20221028-0010/ Third Party Advisory
https://support.apple.com/kb/HT211931 Third Party Advisory
https://support.apple.com/kb/HT212147 Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.html PatchThird Party Advisory
https://www.pcre.org/original/changelog.txt Release NotesVendor Advisory
http://seclists.org/fulldisclosure/2020/Dec/32 Mailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2021/Feb/14 Mailing ListThird Party Advisory
https://about.gitlab.com/releases/2020/07/01/security-release-13-1-2-release/ Third Party Advisory
https://bugs.gentoo.org/717920 Issue TrackingPatchThird Party Advisory
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org% Mailing ListThird Party Advisory
https://security.netapp.com/advisory/ntap-20221028-0010/ Third Party Advisory
https://support.apple.com/kb/HT211931 Third Party Advisory
https://support.apple.com/kb/HT212147 Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.html PatchThird Party Advisory
https://www.pcre.org/original/changelog.txt Release NotesVendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-14155), CISA KEV, FIRST EPSS (scores of 2026-10-11). This page is refreshed as NVD updates the record.