Is CVE-2021-42956 in the CISA KEV catalog?

No. CVE-2021-42956 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-42956?

CVE-2021-42956 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2021-42956?

CVE-2021-42956 has an EPSS score of 0.64% (46th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-42956?

Upgrade manageengine remote access plus server to 10.1.2132.6 or later.

CVE & CISA-KEV Catalog

CVE-2021-42956

HIGH

7.8

CVSS v3

NVD

Description

Zoho Remote Access Plus Server Windows Desktop Binary fixed in 10.1.2132.6 is affected by a sensitive information disclosure vulnerability. Due to improper privilege management, the process launches as the logged in user, so memory dump can be done by non-admin also. Remotely, an attacker can dump all sensitive information including DB Connection string, entire IT infrastructure details, commands executed by IT admin including credentials, secrets, private keys and more.

CWE-269Improper Privilege Management

How to fix

Remediation Available

manageengine remote access plus serverNVD

Affected:< 10.1.2132.6Fixed in:10.1.2132.6CVE-2021-42956derived from NVD

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 VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.64%probability of exploitation in 30 days

46thpercentile

Moderate risk: more likely to be exploited than 46% of all known CVEs.

References

Exploit1

medium.com

Related Vulnerabilities

Other CWE-269 (Improper Privilege Management) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-12635	Critical	9.8	100%	-	Fix
CVE-2022-24637	Critical	9.8	99%	-	Fix
CVE-2017-5689	Critical	9.8	92%	KEV	Fix
CVE-2020-3243	Critical	9.8	88%	-	-
CVE-2024-21888	High	8.8	87%	-	-
CVE-2022-0441	Critical	9.8	85%	-	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.