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No exploitation reportedFix available

CVE-2022-20698

No exploitation reported by the sources we read.

  • Published2022-01-14
  • Fixed in0.104.2 · 0.103.5
  • WeaknessCWE-125 · CWE-20

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A vulnerability in the OOXML parsing module in Clam AntiVirus (ClamAV) Software version 0.104.1 and LTS version 0.103.4 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to improper checks that may result in an invalid pointer read. An attacker could exploit this vulnerability by sending a crafted OOXML file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process to crash, resulting in a denial of service condition.

Timeline

dates in UTC
  1. 2022-01-1406:15CVE publishedNVD

Versions per branch

NVD
Clamav
BranchAffectedFixed in
0.104≥ 0.104.0, < 0.104.20.104.2
0.103< 0.103.50.103.5
Canonical ubuntu linux
BranchAffectedFixed in
14.4= 14.04no fix published
16.4= 16.04no fix published
18.4= 18.04no fix published
20.4= 20.04no fix published
20.10= 20.10no fix published
21.4= 21.04no fix published
Debian debian linux
BranchAffectedFixed in
9.0= 9.0no fix published
10.0= 10.0no fix published
11.0= 11.0no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA2 products

As cisco, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • Cisco ClamAV
    Affected
    • < 0.103.5fixed in 0.103.5custom
  • Cisco ClamAV
    Affected
    • < 0.104.2fixed in 0.104.2custom

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2023-10-01

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • clamavUbuntu:Pro:16.04:LTSall versions · fixed in 0.103.5+dfsg-0ubuntu0.16.04.1+esm1
  • clamavUbuntu:Pro:14.04:LTSall versions · fixed in 0.103.5+dfsg-0ubuntu0.14.04.1+esm1
  • clamavUbuntu:20.04:LTSall versions · fixed in 0.103.5+dfsg-1~20.04.1
  • clamavUbuntu:18.04:LTSall versions · fixed in 0.103.5+dfsg-0ubuntu0.18.04.1
  • clamavTuxCare:CentOS:6all versions · fixed in 0.103.11-1.el6.tuxcare.els1and 7 other packages
  • clamavSUSE:OpenStack Cloud Crowbar 9all versions · fixed in 0.103.5-33.44.1
  • clamavSUSE:OpenStack Cloud Crowbar 8all versions · fixed in 0.103.5-33.44.1
  • clamavSUSE:OpenStack Cloud 9all versions · fixed in 0.103.5-33.44.1

57 more package ranges on OSV.dev

Vendor advisories

  • CVE-2022-20698 Red Hat Product Security

    clamav: ClamAV could be made to crash if it opened a specially crafted file.

Full record on NVD

Fix

  1. Update Clamav to 0.104.2 · 0.103.5

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • CISA-ADPSSVC decisionnone2024-11-06
  • CNACVSS 3.17.5known since 2026-10-23
  • NVDCVSS 3.17.5read 2026-10-23
  • NVDCVSS 2.05read 2026-10-23
  • CNAweakness (CWE)CWE-20known since 2026-10-23
  • NVDweakness (CWE)CWE-125read 2026-10-23
  • FIRST EPSSEPSS score3.3 %2026-11-08
  • OSVaffected packages—
  • GitHub Advisoriesadvisory—

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2022-01-14
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-q493-fq52-3qhm

Frequently asked questions

What is CVE-2022-20698?

A vulnerability in the OOXML parsing module in Clam AntiVirus (ClamAV) Software version 0.104.1 and LTS version 0.103.4 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to improper checks that may result in an invalid pointer read. An attacker could exploit this vulnerability by sending a crafted OOXML file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process to crash, resulting in a denial of service condition.

Is CVE-2022-20698 actively exploited?

Active exploitation of CVE-2022-20698 has not been confirmed. Its EPSS score was 3.3% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-20698?

CVE-2022-20698 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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