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Vulnerability Details : 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.
Publish Date : 2018-12-28 Last Update Date : 2019-08-06
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- CVSS Scores & Vulnerability Types

CVSS Score
4.3
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 476

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2019:2290: libsolv security and bug fix update (Low) oval:com.redhat.rhsa:def:20192290 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2018-20533

# Product Type Vendor Product Version Update Edition Language
1 OS Canonical Ubuntu Linux 18.10 Version Details Vulnerabilities
2 Application Opensuse Libsolv 0.7.2 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 1
Opensuse Libsolv 1

- References For CVE-2018-20533

https://access.redhat.com/errata/RHSA-2019:2290
REDHAT RHSA-2019:2290
https://github.com/openSUSE/libsolv/pull/291
https://usn.ubuntu.com/3916-1/
UBUNTU USN-3916-1
https://bugzilla.redhat.com/show_bug.cgi?id=1652599

- Metasploit Modules Related To CVE-2018-20533

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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