CVE-2022-20770
ClamAV CHM File Parser Denial of Service
Description
On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in CHM file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. For a description of this vulnerability, see the ClamAV blog. This advisory will be updated as additional information becomes available.
INFO
Published Date :
May 4, 2022, 5:15 p.m.
Last Modified :
Nov. 21, 2024, 6:43 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
4.0
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2022-20770 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
Affected Products
The following products are affected by CVE-2022-20770
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
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-2022-20770.
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).
test 反向辣鸡数据投放 CVE-2022-23305 工具 利用 教程 Exploit POC
cve-2020-
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-20770 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-20770 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 https://lists.debian.org/debian-lts-announce/2022/06/msg00004.html Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7RV6BLIATIJE74SQ6NG5ZC4JK5MMDQ2R/ Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BX5ZXNHP4NFYQ5BFSKY3WT7NTBZUYG7L/ Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N4NNBIJVG6Z4PDIKUZXTYXICYUAYAZ56/ Added Reference https://security.gentoo.org/glsa/202310-01 Added Reference https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-dos-prVGcHLd -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference Cisco Systems, Inc. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7RV6BLIATIJE74SQ6NG5ZC4JK5MMDQ2R/ [No types assigned] Added Reference Cisco Systems, Inc. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N4NNBIJVG6Z4PDIKUZXTYXICYUAYAZ56/ [No types assigned] Added Reference Cisco Systems, Inc. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BX5ZXNHP4NFYQ5BFSKY3WT7NTBZUYG7L/ [No types assigned] Removed Reference Cisco Systems, Inc. https://lists.fedoraproject.org/archives/list/[email protected]/message/7RV6BLIATIJE74SQ6NG5ZC4JK5MMDQ2R/ Removed Reference Cisco Systems, Inc. https://lists.fedoraproject.org/archives/list/[email protected]/message/N4NNBIJVG6Z4PDIKUZXTYXICYUAYAZ56/ Removed Reference Cisco Systems, Inc. https://lists.fedoraproject.org/archives/list/[email protected]/message/BX5ZXNHP4NFYQ5BFSKY3WT7NTBZUYG7L/ Removed CVSS V3 Cisco Systems, Inc. AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H Added CVSS V3.1 Cisco Systems, Inc. AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H -
CVE Modified by [email protected]
Oct. 01, 2023
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/202310-01 [No Types Assigned] -
Modified Analysis by [email protected]
Jul. 01, 2022
Action Type Old Value New Value Changed Reference Type https://lists.debian.org/debian-lts-announce/2022/06/msg00004.html No Types Assigned https://lists.debian.org/debian-lts-announce/2022/06/msg00004.html Mailing List, Third Party Advisory Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/7RV6BLIATIJE74SQ6NG5ZC4JK5MMDQ2R/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/7RV6BLIATIJE74SQ6NG5ZC4JK5MMDQ2R/ Mailing List, Third Party Advisory Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/BX5ZXNHP4NFYQ5BFSKY3WT7NTBZUYG7L/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/BX5ZXNHP4NFYQ5BFSKY3WT7NTBZUYG7L/ Mailing List, Third Party Advisory Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/N4NNBIJVG6Z4PDIKUZXTYXICYUAYAZ56/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/N4NNBIJVG6Z4PDIKUZXTYXICYUAYAZ56/ Mailing List, Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Jun. 03, 2022
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2022/06/msg00004.html [No Types Assigned] -
CVE Modified by [email protected]
May. 16, 2022
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/N4NNBIJVG6Z4PDIKUZXTYXICYUAYAZ56/ [No Types Assigned] Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/BX5ZXNHP4NFYQ5BFSKY3WT7NTBZUYG7L/ [No Types Assigned] -
CVE Modified by [email protected]
May. 16, 2022
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/7RV6BLIATIJE74SQ6NG5ZC4JK5MMDQ2R/ [No Types Assigned] -
Initial Analysis by [email protected]
May. 12, 2022
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:C) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-dos-prVGcHLd No Types Assigned https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-dos-prVGcHLd Third Party Advisory Added CWE NIST NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:a:clamav:clamav:*:*:*:*:lts:*:*:* versions up to (including) 0.103.5 *cpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:* versions from (including) 0.104.0 up to (including) 0.104.2 Added CPE Configuration OR *cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:macos:*:* versions up to (excluding) 1.16.3 *cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:linux:*:* versions up to (excluding) 1.17.2 *cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:linux:*:* versions from (including) 1.18.0 up to (excluding) 1.18.2 *cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:macos:*:* versions from (including) 1.18.0 up to (excluding) 1.18.2 *cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:windows:*:* versions up to (excluding) 7.5.5 -
CVE Modified by [email protected]
May. 04, 2022
Action Type Old Value New Value Changed Description On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in CHM file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. For a description of this vulnerability, see the ClamAV blog. This advisory will be updated as additional information becomes available. On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in CHM file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. For a description of this vulnerability, see the ClamAV blog. This advisory will be updated as additional information becomes available.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-20770 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-2022-20770
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
1.72 }} -0.94%
score
0.87514
percentile