CVE & CISA-KEV Catalog

CVE-2022-36980

HIGHEPSS 100th pctl
8.1
CVSS v3
NVD

Description

This vulnerability allows remote attackers to bypass authentication on affected installations of Ivanti Avalanche 6.3.2.3490. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the EnterpriseServer service. The issue results from the lack of proper locking when performing operations during authentication. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-15528.

How to fix

Remediation Available
avalancheNVD
Affected:>= 6.3.2.3490, < 6.3.4Fixed in:6.3.4CVE-2022-36980derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

83.14%probability of exploitation in 30 days
100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

References

Third-Party Advisory1
Release Notes1

Related Vulnerabilities

Other CWE-367 (TOCTOU Race Condition) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2024-30088High7.068%KEV + RansomFix
CVE-2004-0594Medium5.155%-Fix
CVE-2024-50379Critical9.844%-Fix
CVE-2023-38146High8.839%-Fix
CVE-2024-0132Critical9.038%-Fix
CVE-2025-34027Unscored-36%--

Common questions

How do I fix CVE-2022-36980?

Upgrade avalanche to 6.3.4 or later.

Is CVE-2022-36980 being actively exploited?

Not that we know of. CVE-2022-36980 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 83.1% is the estimated probability that it will be exploited in the next 30 days. That is higher than 100% of all scored CVEs.

How severe is CVE-2022-36980?

CVE-2022-36980 has a CVSS v3 base score of 8.1, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2022-36980 affect?

Published advisories record a fix for avalanche (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2022-36980
CVE-2022-36980 severity badge

Markdown

[![CVE-2022-36980](https://tridentstack.com/cve/badge/CVE-2022-36980.svg)](https://tridentstack.com/cve/CVE-2022-36980)

HTML

<a href="https://tridentstack.com/cve/CVE-2022-36980"><img src="https://tridentstack.com/cve/badge/CVE-2022-36980.svg" alt="CVE-2022-36980"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

See how it worksStart freeThis CVE lookup is free and always will be.

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 2024-11-21.