CVE-2022-4429: Avira Security for Windows contains an unquoted service path which allows attackers with local administrative

Q: How do I fix CVE-2022-4429?

avira security: upgrade to 1.1.78. Exact commands for each OS are on this page.

Q: Is CVE-2022-4429 being exploited?

CVE-2022-4429 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-4429 affect?

CVE-2022-4429 affects avira security. Severity is medium (CVSS 5.3). Avira Security for Windows contains an unquoted service path which allows attackers with local administrative privileges to cause a Denial of Service. The issue was fixed with Avira Security version 1.1.78

Q: How urgent is CVE-2022-4429?

Priority 20/100. No elevated risk signals yet.

Routine

MEDIUM 5.3UPGRADE

CVE-2022-4429 is a medium-severity flaw (CVSS 5.3) affecting avira security. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Avira Security for Windows contains an unquoted service path which allows attackers with local administrative privileges to cause a Denial of Service. The issue was fixed with Avira Security version 1.1.78

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Local
Attack complexity	High
Privileges needed	High
User interaction	None
EPSS exploit chance	0.1% (top 96%)
CISA exploited list	No
Weakness	CWE-428
Published	2023-01-10
Last modified	2026-06-17

Publisher (CNA): NortonLifeLock Inc. · Vendor: avira

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-01-10 10:15 UTCPublished CVE record published
2026-06-17 05:20 UTCUpdated Record last modified

avira avira security UPGRADE

Affected: < 1.1.78

Fixed in: 1.1.78

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy avira-security || rpm -q avira-security || avira-security --version

2. UPGRADE to 1.1.78 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade avira-security

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade avira-security

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-4429?

avira security: upgrade to 1.1.78. Exact commands for each OS are on this page.

Is CVE-2022-4429 being exploited?

CVE-2022-4429 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-4429 affect?

CVE-2022-4429 affects avira security. Severity is medium (CVSS 5.3). Avira Security for Windows contains an unquoted service path which allows attackers with local administrative privileges to cause a Denial of Service. The issue was fixed with Avira Security version 1.1.78

How urgent is CVE-2022-4429?

Priority 20/100. No elevated risk signals yet.

Software pages

Windows vulnerabilities

Related CVEs

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CVE-2022-3368 HIGH 7.3 UPGRADE A vulnerability within the Software Updater functionality of Avira Security for Windows allowed an attacker wi

References

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