CVE-2020-14393

Name: CVE-2020-14393
Creator: NVD / NIST
Published: 2020-09-16T14:15:12.86+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.1/10EPSS 0.60%

Last modified Jun 17, 2026

CVE-2020-14393 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. A buffer overflow was found in perl-DBI < 1.643 in DBI.xs. A local attacker who is able to supply a string longer than 300 characters could cause an out-of-bounds write, affecting the availability of the service or integrity of data.. EPSS estimates a 0.60% chance of exploitation in the next 30 days.

Description

A buffer overflow was found in perl-DBI < 1.643 in DBI.xs. A local attacker who is able to supply a string longer than 300 characters could cause an out-of-bounds write, affecting the availability of the service or integrity of data.

Metrics

CVSS 3.1

7.1/10

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

EPSS Probability

0.60%

44.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Perl	Database Interface	< 1.643
Opensuse	Leap	15.2
Debian	Debian Linux	9.0
Fedoraproject	Fedora	31

References

http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00067.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00074.htmlBroken Link
https://bugzilla.redhat.com/show_bug.cgi?id=1877409Issue Tracking, Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/09/msg00026.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JXLKODJ7B57GITDEZZXNSHPK4VBYXYHR/
https://metacpan.org/pod/distribution/DBI/Changes#Changes-in-DBI-1.643Release Notes, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00067.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00074.htmlBroken Link
https://bugzilla.redhat.com/show_bug.cgi?id=1877409Issue Tracking, Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/09/msg00026.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JXLKODJ7B57GITDEZZXNSHPK4VBYXYHR/
https://metacpan.org/pod/distribution/DBI/Changes#Changes-in-DBI-1.643Release Notes, Third Party Advisory

Timeline

Published: Sep 16, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-14393?

How severe is CVE-2020-14393?

CVE-2020-14393 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.60% probability of exploitation in the next 30 days.

How do I fix CVE-2020-14393?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-14393?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST