Is CVE-2020-14387 in the CISA KEV catalog?

No. CVE-2020-14387 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-14387?

CVE-2020-14387 has a CVSS v3 base score of 7.4 (HIGH).

What is the EPSS score for CVE-2020-14387?

CVE-2020-14387 has an EPSS score of 1.10% (62th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-14387?

Upgrade rsync on debian 11 to 3.2.3-3 or later.

CVE & CISA-KEV Catalog

CVE-2020-14387

HIGH

7.4

CVSS v3

NVD

Description

A flaw was found in rsync in versions since 3.2.0pre1. Rsync improperly validates certificate with host mismatch vulnerability. A remote, unauthenticated attacker could exploit the flaw by performing a man-in-the-middle attack using a valid certificate for another hostname which could compromise confidentiality and integrity of data transmitted using rsync-ssl. The highest threat from this vulnerability is to data confidentiality and integrity. This flaw affects rsync versions before 3.2.4.

CWE-297

How to fix

Remediation Available

rsyncDebian

Fixed in:3.2.3-3CVE-2020-14387

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 ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

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

Exploit Intelligence

1.10%probability of exploitation in 30 days

62ndpercentile

Moderate risk: more likely to be exploited than 62% of all known CVEs.

References

Patch1

bugzilla.redhat.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.