Is CVE-2021-42132 in the CISA KEV catalog?

No. CVE-2021-42132 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-42132?

CVE-2021-42132 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2021-42132?

CVE-2021-42132 has an EPSS score of 70.13% (99th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-42132?

Upgrade avalanche to 6.3.3 or later.

CVE & CISA-KEV Catalog

CVE-2021-42132

HIGHEPSS 99th pctl

8.8

CVSS v3

NVD

Description

A command Injection vulnerability exists in Ivanti Avalanche before 6.3.3 allows an attacker with access to the Inforail Service to perform arbitrary command execution.

CWE-77Command Injection

How to fix

Remediation Available

avalancheNVD

Affected:< 6.3.3Fixed in:6.3.3CVE-2021-42132derived 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 ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

70.13%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

References

Vendor Advisory1

forums.ivanti.com

Related Vulnerabilities

Other CWE-77 (Command Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2024-21887	Critical	9.1	100%	KEV + Ransom	-
CVE-2023-1671	Critical	9.8	100%	KEV	Fix
CVE-2023-1389	High	8.8	100%	KEV	Fix
CVE-2021-1498	Critical	9.8	100%	KEV	Fix
CVE-2012-1823	Critical	9.8	100%	KEV	Fix

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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 2024-11-21.