Is CVE-2018-16877 in the CISA KEV catalog?

No. CVE-2018-16877 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-16877?

CVE-2018-16877 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2018-16877?

CVE-2018-16877 has an EPSS score of 0.40% (32th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-16877?

Upgrade pacemaker on debian 11 to 2.0.1-3 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2018-16877

HIGH

7.8

CVSS v3

NVD

Description

A flaw was found in the way pacemaker's client-server authentication was implemented in versions up to and including 2.0.0. A local attacker could use this flaw, and combine it with other IPC weaknesses, to achieve local privilege escalation.

CWE-287Improper Authentication

How to fix

Remediation Available

pacemakerDebian

Fixed in:2.0.1-3CVE-2018-16877

pacemakerUbuntu

Fixed in:1.1.14-2ubuntu1.6USN-3952-1

Fixed in:1.1.18-0ubuntu1.1USN-3952-1

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 VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.40%probability of exploitation in 30 days

32ndpercentile

Low risk: more likely to be exploited than 32% of all known CVEs.

References

Patch2

Third-Party Advisory6

Other references5

Related Vulnerabilities

Other CWE-287 (Improper Authentication) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-35082	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-35078	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2017-7921	Critical	9.8	100%	KEV	-
CVE-2024-7593	Critical	9.8	100%	KEV	-
CVE-2023-46805	High	8.2	100%	KEV + Ransom	-
CVE-2022-40684	Critical	9.8	100%	KEV + Ransom	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.