Is CVE-2020-25709 in the CISA KEV catalog?

No. CVE-2020-25709 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-25709?

CVE-2020-25709 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2020-25709?

CVE-2020-25709 has an EPSS score of 2.86% (85th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-25709?

Upgrade openldap on debian 11 to 2.4.56+dfsg-1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2020-25709

HIGHEPSS 85th pctl

7.5

CVSS v3

NVD

Description

A flaw was found in OpenLDAP. This flaw allows an attacker who can send a malicious packet to be processed by OpenLDAP’s slapd server, to trigger an assertion failure. The highest threat from this vulnerability is to system availability.

CWE-617

How to fix

Remediation Available

openldapDebian

Fixed in:2.4.56+dfsg-1CVE-2020-25709

openldapUbuntu

Fixed in:2.4.31-1+nmu2ubuntu8.5+esm4USN-4634-2

Fixed in:2.4.42+dfsg-2ubuntu3.11USN-4634-1

Fixed in:2.4.45+dfsg-1ubuntu1.8USN-4634-1

Fixed in:2.4.49+dfsg-2ubuntu1.5USN-4634-1

slapdUbuntu

Fixed in:2.4.31-1+nmu2ubuntu8.5+esm4USN-4634-2

Fixed in:2.4.42+dfsg-2ubuntu3.11USN-4634-1

Fixed in:2.4.45+dfsg-1ubuntu1.8USN-4634-1

Fixed in:2.4.49+dfsg-2ubuntu1.5USN-4634-1

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

2.86%probability of exploitation in 30 days

85thpercentile

Elevated risk: more likely to be exploited than 85% of all known CVEs.

References

Patch1

bugzilla.redhat.com

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.