Is CVE-2020-25710 in the CISA KEV catalog?

No. CVE-2020-25710 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-25710?

CVE-2020-25710 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2020-25710?

CVE-2020-25710 has an EPSS score of 2.67% (84th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-25710?

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-2020-25710

HIGHEPSS 84th pctl

7.5

CVSS v3

NVD

Description

A flaw was found in OpenLDAP in versions before 2.4.56. This flaw allows an attacker who sends a malicious packet processed by OpenLDAP to force a failed assertion in csnNormalize23(). 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-2020-25710

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

2.67%probability of exploitation in 30 days

84thpercentile

Elevated risk: more likely to be exploited than 84% of all known CVEs.

References

Patch2

Third-Party Advisory3

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.