Is CVE-2022-3979 in the CISA KEV catalog?

No. CVE-2022-3979 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-3979?

CVE-2022-3979 has a CVSS v3 base score of 5.6 (MEDIUM).

What is the EPSS score for CVE-2022-3979?

CVE-2022-3979 has an EPSS score of 1.01% (59th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-3979?

Upgrade nagvis on debian 11 to 1:1.9.25-2+deb11u1 or later.

CVE & CISA-KEV Catalog

CVE-2022-3979

MEDIUM

5.6

CVSS v3

NVD

Description

A vulnerability was found in NagVis up to 1.9.33 and classified as problematic. This issue affects the function checkAuthCookie of the file share/server/core/classes/CoreLogonMultisite.php. The manipulation of the argument hash leads to incorrect type conversion. The attack may be initiated remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. Upgrading to version 1.9.34 is able to address this issue. The identifier of the patch is 7574fd8a2903282c2e0d1feef5c4876763db21d5. It is recommended to upgrade the affected component. The identifier VDB-213557 was assigned to this vulnerability.

CWE-704

How to fix

Remediation Available

nagvisDebian

Fixed in:1:1.9.25-2+deb11u1CVE-2022-3979

Fixed in:1:1.9.34-1CVE-2022-3979

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 ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

1.01%probability of exploitation in 30 days

59thpercentile

Moderate risk: more likely to be exploited than 59% of all known CVEs.

References

Patch1

github.com

Exploit1

sonarsource.com

Third-Party Advisory1

vuldb.com

Release Notes1

github.com

Other references2

Related Vulnerabilities

Other CWE-704 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-41646	Critical	9.8	41%	-	Fix
CVE-2017-5115	High	8.8	26%	-	Fix
CVE-2018-12453	High	7.5	24%	-	Fix
CVE-2018-3843	High	8.8	24%	-	-
CVE-2017-3106	High	8.8	22%	-	-
CVE-2018-5007	High	8.8	18%	-	-

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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 2025-11-03.