CVE Vulnerability

CVE-2018-20533

There is a NULL pointer dereference at ext/testcase.c (function testcase_str2dep_complex) in libsolvext.a in libsolv through 0.7.2 that will cause a denial of service.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/openSUSE/libsolv/pull/291 Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1652599 Exploit Issue Tracking
https://usn.ubuntu.com/3916-1/ Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2290
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00057.html
Configurations

Configuration 1

cpe:2.3:a:opensuse:libsolv:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
Information

Published : 2018-12-28 04:29

Updated : 2019-08-06 05:15

NVD link : CVE-2018-20533

Mitre link : CVE-2018-20533

Products Affected

Libsolv

Opensuse

CWE
CWE-476