Is CVE-2022-20755 in the CISA KEV catalog?

No. CVE-2022-20755 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-20755?

CVE-2022-20755 has a CVSS v3 base score of 9.0 (CRITICAL).

What is the EPSS score for CVE-2022-20755?

CVE-2022-20755 has an EPSS score of 3.18% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-20755?

Upgrade telepresence video communication server to 14.0.5 or later.

CVE & CISA-KEV Catalog

CVE-2022-20755

CRITICALEPSS 86th pctl

9.0

CVSS v3

NVD

Description

Multiple vulnerabilities in the API and web-based management interfaces of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker with read/write privileges to the application to write files or execute arbitrary code on the underlying operating system of an affected device as the root user. For more information about these vulnerabilities, see the Details section of this advisory.

CWE-23

How to fix

Remediation Available

telepresence video communication serverNVD

Affected:< 14.0.5Fixed in:14.0.5CVE-2022-20755derived 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 VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityLow

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

Exploit Intelligence

3.18%probability of exploitation in 30 days

86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Vendor Advisory1

tools.cisco.com

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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.