Is CVE-2020-35518 in the CISA KEV catalog?

No. CVE-2020-35518 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-35518?

CVE-2020-35518 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2020-35518?

CVE-2020-35518 has an EPSS score of 1.54% (72th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-35518?

Upgrade 389-ds-base on debian 11 to 1.4.4.10-1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2020-35518

MEDIUMEPSS 72th pctl

5.3

CVSS v3

NVD

Description

When binding against a DN during authentication, the reply from 389-ds-base will be different whether the DN exists or not. This can be used by an unauthenticated attacker to check the existence of an entry in the LDAP database.

CWE-200Information Exposure CWE-203

How to fix

Remediation Available

389-ds-baseDebian

Fixed in:1.4.4.10-1CVE-2020-35518

389-ds-baseUbuntu

Fixed in:1.3.4.9-1ubuntu0.1~esm1USN-5231-1

Fixed in:1.3.7.10-1ubuntu1+esm1USN-5231-1

Fixed in:1.4.3.6-2ubuntu0.1~esm1USN-5231-1

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

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

1.54%probability of exploitation in 30 days

72ndpercentile

Elevated risk: more likely to be exploited than 72% of all known CVEs.

References

Patch4

Related Vulnerabilities

Other CWE-200 (Information Exposure) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-24919	High	8.6	100%	KEV + Ransom	-
CVE-2020-14181	Medium	5.3	100%	-	Fix
CVE-2021-34429	Medium	5.3	99%	-	Fix
CVE-2018-11409	Medium	5.3	98%	-	-
CVE-2021-41277	Critical	10.0	97%	KEV	-
CVE-2016-2183	High	7.5	96%	-	Fix

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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.