Is CVE-2018-17961 in the CISA KEV catalog?

No. CVE-2018-17961 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-17961?

CVE-2018-17961 has a CVSS v3 base score of 8.6 (HIGH).

What is the EPSS score for CVE-2018-17961?

CVE-2018-17961 has an EPSS score of 9.98% (95th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-17961?

Upgrade ghostscript on debian 11 to 9.25~dfsg-3 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2018-17961

HIGHEPSS 95th pctl

8.6

CVSS v3

NVD

Description

Artifex Ghostscript 9.25 and earlier allows attackers to bypass a sandbox protection mechanism via vectors involving errorhandler setup. NOTE: this issue exists because of an incomplete fix for CVE-2018-17183.

CWE-209

How to fix

Remediation Available

ghostscriptDebian

Fixed in:9.25~dfsg-3CVE-2018-17961

ghostscriptUbuntu

Fixed in:9.25~dfsg+1-0ubuntu0.14.04.2USN-3803-1

Fixed in:9.25~dfsg+1-0ubuntu0.16.04.2USN-3803-1

Fixed in:9.25~dfsg+1-0ubuntu0.18.04.2USN-3803-1

libgs9Ubuntu

Fixed in:9.25~dfsg+1-0ubuntu0.14.04.2USN-3803-1

Fixed in:9.25~dfsg+1-0ubuntu0.16.04.2USN-3803-1

Fixed in:9.25~dfsg+1-0ubuntu0.18.04.2USN-3803-1

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 RequiredNone

User InteractionRequired

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Exploit Intelligence

9.98%probability of exploitation in 30 days

95thpercentile

Very high risk: more likely to be exploited than 95% of all known CVEs.

References

Patch1

bugs.chromium.org

Exploit2

Third-Party Advisory5

Other references3

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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.