Is CVE-2019-19791 in the CISA KEV catalog?

No. CVE-2019-19791 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-19791?

CVE-2019-19791 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2019-19791?

CVE-2019-19791 has an EPSS score of 0.78% (52th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-19791?

Upgrade lemonldap-ng on debian 11 to 2.0.7+ds-1 or later.

CVE & CISA-KEV Catalog

CVE-2019-19791

CRITICAL

9.8

CVSS v3

NVD

Description

In LemonLDAP::NG (aka lemonldap-ng) before 2.0.7, the default Apache HTTP Server configuration does not properly restrict access to SOAP/REST endpoints (when some LemonLDAP::NG setup options are used). For example, an attacker can insert index.fcgi/index.fcgi into a URL to bypass a Require directive.

How to fix

Remediation Available

lemonldap-ngDebian

Fixed in:2.0.7+ds-1CVE-2019-19791

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

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.78%probability of exploitation in 30 days

52ndpercentile

Moderate risk: more likely to be exploited than 52% of all known CVEs.

References

Release Notes1

projects.ow2.org

Other references1

gitlab.ow2.org

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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 2025-01-14.