Is CVE-2020-10704 in the CISA KEV catalog?

No. CVE-2020-10704 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-10704?

CVE-2020-10704 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2020-10704?

CVE-2020-10704 has an EPSS score of 3.45% (88th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-10704?

Upgrade samba on debian 11 to 2:4.12.3+dfsg-2 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2020-10704

HIGHEPSS 88th pctl

7.5

CVSS v3

NVD

Description

A flaw was found when using samba as an Active Directory Domain Controller. Due to the way samba handles certain requests as an Active Directory Domain Controller LDAP server, an unauthorized user can cause a stack overflow leading to a denial of service. The highest threat from this vulnerability is to system availability. This issue affects all samba versions before 4.10.15, before 4.11.8 and before 4.12.2.

CWE-674

How to fix

Remediation Available

sambaDebian

Fixed in:2:4.12.3+dfsg-2CVE-2020-10704

sambaUbuntu

Fixed in:2:4.3.11+dfsg-0ubuntu0.14.04.20+esm6USN-4341-2

Fixed in:2:4.3.11+dfsg-0ubuntu0.16.04.26USN-4341-1

Fixed in:2:4.7.6+dfsg~ubuntu-0ubuntu2.16USN-4341-1

Fixed in:2:4.11.6+dfsg-0ubuntu1.1USN-4341-1

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 RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

3.45%probability of exploitation in 30 days

88thpercentile

Elevated risk: more likely to be exploited than 88% of all known CVEs.

References

Vendor Advisory1

samba.org

Third-Party Advisory5

Other references2

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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.