Is CVE-2020-10730 in the CISA KEV catalog?

No. CVE-2020-10730 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-10730?

CVE-2020-10730 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2020-10730?

CVE-2020-10730 has an EPSS score of 2.44% (82th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-10730?

Upgrade ldb on debian 11 to 2:2.1.4-1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2020-10730

MEDIUMEPSS 82th pctl

6.5

CVSS v3

NVD

Description

A NULL pointer dereference, or possible use-after-free flaw was found in Samba AD LDAP server in versions before 4.10.17, before 4.11.11 and before 4.12.4. Although some versions of Samba shipped with Red Hat Enterprise Linux do not support Samba in AD mode, the affected code is shipped with the libldb package. This flaw allows an authenticated user to possibly trigger a use-after-free or NULL pointer dereference. The highest threat from this vulnerability is to system availability.

CWE-416Use After Free CWE-476NULL Pointer Dereference

How to fix

Remediation Available

ldbDebian

Fixed in:2:2.1.4-1CVE-2020-10730

sambaUbuntu

Fixed in:2:4.3.11+dfsg-0ubuntu0.14.04.20+esm7USN-4409-1

Fixed in:2:4.3.11+dfsg-0ubuntu0.16.04.28USN-4409-1

Fixed in:2:4.7.6+dfsg~ubuntu-0ubuntu2.17USN-4409-1

Fixed in:2:4.11.6+dfsg-0ubuntu1.3USN-4409-1

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 VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

2.44%probability of exploitation in 30 days

82ndpercentile

Elevated risk: more likely to be exploited than 82% of all known CVEs.

References

Vendor Advisory1

samba.org

Third-Party Advisory7

Other references2

Related Vulnerabilities

Other CWE-416 (Use After Free) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-0708	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-31166	Critical	9.8	100%	KEV	Fix
CVE-2015-5119	Critical	9.8	99%	KEV	-
CVE-2010-3962	High	8.1	97%	KEV	-
CVE-2015-0313	Critical	9.8	96%	KEV	Fix
CVE-2017-9798	High	7.5	95%	-	Fix

Embed a live status badge for CVE-2020-10730

Markdown

[![CVE-2020-10730](https://tridentstack.com/cve/badge/CVE-2020-10730.svg)](https://tridentstack.com/cve/CVE-2020-10730)

HTML

<a href="https://tridentstack.com/cve/CVE-2020-10730"><img src="https://tridentstack.com/cve/badge/CVE-2020-10730.svg" alt="CVE-2020-10730"></a>

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.