Is CVE-2020-8540 in the CISA KEV catalog?

No. CVE-2020-8540 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-8540?

CVE-2020-8540 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2020-8540?

CVE-2020-8540 has an EPSS score of 12.48% (96th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2020-8540

CRITICALEPSS 96th pctl

9.8

CVSS v3

NVD

Description

An XML external entity (XXE) vulnerability in Zoho ManageEngine Desktop Central before the 07-Mar-2020 update allows remote unauthenticated users to read arbitrary files or conduct server-side request forgery (SSRF) attacks via a crafted DTD in an XML request.

CWE-611XML External Entity (XXE)CWE-918Server-Side Request Forgery (SSRF)

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

12.48%probability of exploitation in 30 days

96thpercentile

Very high risk: more likely to be exploited than 96% of all known CVEs.

References

https://www.manageengine.com/products/desktop-central/xxe-vulnerability.html

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.

Start free

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.