Is CVE-2022-0194 in the CISA KEV catalog?

No. CVE-2022-0194 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-0194?

CVE-2022-0194 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2022-0194?

CVE-2022-0194 has an EPSS score of 4.41% (90th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-0194?

Upgrade netatalk on debian 11 to 3.1.12~ds-8+deb11u1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2022-0194

CRITICALEPSS 90th pctl

9.8

CVSS v3

NVD

Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Netatalk. Authentication is not required to exploit this vulnerability. The specific flaw exists within the ad_addcomment function. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15876.

CWE-121Stack-based Buffer Overflow CWE-787Out-of-bounds Write

How to fix

Remediation Available

netatalkDebian

Fixed in:3.1.12~ds-8+deb11u1CVE-2022-0194

Fixed in:3.1.13~ds-1CVE-2022-0194

netatalkUbuntu

Fixed in:2.2.2-1ubuntu2.2+esm1USN-6146-1

Fixed in:2.2.5-1ubuntu0.2+esm1USN-6146-1

Fixed in:2.2.6-1ubuntu0.18.04.2+esm1USN-6146-1

Fixed in:3.1.12~ds-4ubuntu0.20.04.1USN-6146-1

Fixed in:3.1.12~ds-9ubuntu0.22.04.1USN-6146-1

Fixed in:3.1.13~ds-2ubuntu0.22.10.1USN-6146-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

4.41%probability of exploitation in 30 days

90thpercentile

High risk: more likely to be exploited than 90% of all known CVEs.

References

Third-Party Advisory4

Release Notes1

netatalk.sourceforge.io

Other references1

kb.cert.org

Related Vulnerabilities

Other CWE-121 (Stack-based Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2009-0927	High	8.8	97%	KEV	Fix
CVE-2020-10924	High	8.8	87%	-	-
CVE-2022-20705	Critical	10.0	80%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-04.