CVE-2018-20534
Apache Libsolv Illegal Address Access Denial of Service Vulnerability
Description
There is an illegal address access at ext/testcase.c in libsolv.a in libsolv through 0.7.2 that will cause a denial of service. NOTE: third parties dispute this issue stating that the issue affects the test suite and not the underlying library. It cannot be exploited in any real-world application
INFO
Published Date :
Dec. 28, 2018, 4:29 p.m.
Last Modified :
Aug. 5, 2024, 12:15 p.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-2018-20534.
| URL | Resource |
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00057.html | |
| https://access.redhat.com/errata/RHSA-2019:2290 | |
| https://access.redhat.com/errata/RHSA-2019:3583 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1652604 | Exploit Issue Tracking Third Party Advisory |
| https://bugzilla.suse.com/show_bug.cgi?id=1120631 | 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-2018-20534 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-20534 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 [email protected]
Aug. 05, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
May. 17, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Apr. 11, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Mar. 21, 2024
Action Type Old Value New Value Added Tag MITRE disputed -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Changed Description ** DISPUTED ** There is an illegal address access at ext/testcase.c in libsolv.a in libsolv through 0.7.2 that will cause a denial of service. NOTE: third parties dispute this issue stating that the issue affects the test suite and not the underlying library. It cannot be exploited in any real-world application. There is an illegal address access at ext/testcase.c in libsolv.a in libsolv through 0.7.2 that will cause a denial of service. NOTE: third parties dispute this issue stating that the issue affects the test suite and not the underlying library. It cannot be exploited in any real-world application -
CVE Modified by [email protected]
Nov. 06, 2019
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHSA-2019:3583 [No Types Assigned] -
CWE Remap by [email protected]
Oct. 03, 2019
Action Type Old Value New Value Changed CWE CWE-399 CWE-119 CWE-125 CWE-119 -
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]
Apr. 16, 2019
Action Type Old Value New Value Changed Reference Type https://bugzilla.suse.com/show_bug.cgi?id=1120631 No Types Assigned https://bugzilla.suse.com/show_bug.cgi?id=1120631 Issue Tracking, Third Party Advisory -
CVE Modified by [email protected]
Apr. 09, 2019
Action Type Old Value New Value Changed Description There is an illegal address access at src/pool.h (function pool_whatprovides) in libsolv.a in libsolv through 0.7.2 that will cause a denial of service. ** DISPUTED ** There is an illegal address access at ext/testcase.c in libsolv.a in libsolv through 0.7.2 that will cause a denial of service. NOTE: third parties dispute this issue stating that the issue affects the test suite and not the underlying library. It cannot be exploited in any real-world application. Added Reference https://bugzilla.suse.com/show_bug.cgi?id=1120631 [No Types Assigned] -
Modified Analysis by [email protected]
Apr. 03, 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=1652604 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1652604 Exploit, Issue Tracking, Third Party Advisory Added CWE CWE-399 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-2018-20534 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-2018-20534
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.46 }} -0.04%
score
0.75316
percentile