Is CVE-2020-9355 in the CISA KEV catalog?

No. CVE-2020-9355 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-9355?

CVE-2020-9355 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2020-9355?

CVE-2020-9355 has an EPSS score of 2.17% (80th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-9355?

Upgrade network-manager-ssh on debian 11 to 1.2.11-1 or later.

CVE & CISA-KEV Catalog

CVE-2020-9355

CRITICALEPSS 80th pctl

9.8

CVSS v3

NVD

Description

danfruehauf NetworkManager-ssh before 1.2.11 allows privilege escalation because extra options are mishandled.

How to fix

Remediation Available

network-manager-sshDebian

Fixed in:1.2.11-1CVE-2020-9355

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 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

2.17%probability of exploitation in 30 days

80thpercentile

Elevated risk: more likely to be exploited than 80% of all known CVEs.

References

Third-Party Advisory4

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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.