CVE-2018-20533
Solv Extension NULL Pointer Dereference Denial of Service
Description
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.
INFO
Published Date :
Dec. 28, 2018, 4:29 p.m.
Last Modified :
Nov. 21, 2024, 4:01 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
2.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2018-20533.
| URL | Resource |
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00057.html | |
| https://access.redhat.com/errata/RHSA-2019:2290 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1652599 | Exploit Issue Tracking Third Party Advisory |
| https://github.com/openSUSE/libsolv/pull/291 | Patch Third Party Advisory |
| https://usn.ubuntu.com/3916-1/ | Third Party Advisory |
| http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00057.html | |
| https://access.redhat.com/errata/RHSA-2019:2290 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1652599 | Exploit Issue Tracking Third Party Advisory |
| https://github.com/openSUSE/libsolv/pull/291 | Patch Third Party Advisory |
| https://usn.ubuntu.com/3916-1/ | Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2018-20533 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-20533 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00057.html Added Reference https://access.redhat.com/errata/RHSA-2019:2290 Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=1652599 Added Reference https://github.com/openSUSE/libsolv/pull/291 Added Reference https://usn.ubuntu.com/3916-1/ -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Aug. 18, 2019
Action Type Old Value New Value Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00057.html [No Types Assigned] -
CVE Modified by [email protected]
Aug. 06, 2019
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHSA-2019:2290 [No Types Assigned] -
Modified Analysis by [email protected]
Mar. 29, 2019
Action Type Old Value New Value Changed Reference Type https://usn.ubuntu.com/3916-1/ No Types Assigned https://usn.ubuntu.com/3916-1/ Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Mar. 22, 2019
Action Type Old Value New Value Added Reference https://usn.ubuntu.com/3916-1/ [No Types Assigned] -
Initial Analysis by [email protected]
Jan. 06, 2019
Action Type Old Value New Value Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism Added CVSS V2 (AV:N/AC:M/Au:N/C:N/I:N/A:P) Added CVSS V3 AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Changed Reference Type https://github.com/openSUSE/libsolv/pull/291 No Types Assigned https://github.com/openSUSE/libsolv/pull/291 Patch, Third Party Advisory Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1652599 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1652599 Exploit, Issue Tracking, Third Party Advisory Added CWE CWE-476 Added CPE Configuration OR *cpe:2.3:a:opensuse:libsolv:*:*:*:*:*:*:*:* versions up to (including) 0.7.2
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2018-20533 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2018-20533
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.26 }} -0.07%
score
0.65055
percentile