CVE Vulnerability

CVE-2019-20919

An issue was discovered in the DBI module before 1.643 for Perl. The hv_fetch() documentation requires checking for NULL and the code does that. But, shortly thereafter, it calls SvOK(profile), causing a NULL pointer dereference.

1.9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.4 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

4.7 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/perl5-dbi/dbi/commit/eca7d7c8f43d96f6277e86d1000e842eb4cc67ff Patch Third Party Advisory
https://metacpan.org/pod/distribution/DBI/Changes#Changes-in-DBI-1.643-... Third Party Advisory
https://usn.ubuntu.com/4534-1/ Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JXLKODJ7B57GITDEZZXNSHPK4VBYXYHR/ Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/09/msg00026.html Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00012.html Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00013.html Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:perl:dbi:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
Information

Published : 2020-09-17 06:15

Updated : 2022-04-28 06:33

NVD link : CVE-2019-20919

Mitre link : CVE-2019-20919

Products Affected
No products.
CWE
CWE-476