Is CVE-2020-14323 in the CISA KEV catalog?

No. CVE-2020-14323 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-14323?

CVE-2020-14323 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2020-14323?

CVE-2020-14323 has an EPSS score of 0.61% (45th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-14323?

Upgrade samba on debian 11 to 2:4.13.2+dfsg-2 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2020-14323

MEDIUM

5.5

CVSS v3

NVD

Description

A null pointer dereference flaw was found in samba's Winbind service in versions before 4.11.15, before 4.12.9 and before 4.13.1. A local user could use this flaw to crash the winbind service causing denial of service.

CWE-170 CWE-476NULL Pointer Dereference

How to fix

Remediation Available

sambaDebian

Fixed in:2:4.13.2+dfsg-2CVE-2020-14323

sambaUbuntu

Fixed in:2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11USN-4931-1

Fixed in:2:4.3.11+dfsg-0ubuntu0.16.04.32USN-4611-1

Fixed in:2:4.7.6+dfsg~ubuntu-0ubuntu2.21USN-4611-1

Fixed in:2:4.11.6+dfsg-0ubuntu1.6USN-4611-1

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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.61%probability of exploitation in 30 days

45thpercentile

Moderate risk: more likely to be exploited than 45% of all known CVEs.

References

Vendor Advisory1

samba.org

Third-Party Advisory6

Other references3

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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.