CVE & CISA-KEV Catalog

CVE-2019-14869

HIGHEPSS 87th pctl
8.8
CVSS v3
NVD

Description

A flaw was found in all versions of ghostscript 9.x before 9.50, where the `.charkeys` procedure, where it did not properly secure its privileged calls, enabling scripts to bypass `-dSAFER` restrictions. An attacker could abuse this flaw by creating a specially crafted PostScript file that could escalate privileges within the Ghostscript and access files outside of restricted areas or execute commands.

CWE-648CWE-732Incorrect Permission Assignment for Critical Resource

How to fix

Remediation Available
ghostscriptDebian
Fixed in:9.50~dfsg-3CVE-2019-14869
Fixed in:9.50~dfsg-3CVE-2019-14869
Fixed in:9.50~dfsg-3CVE-2019-14869
Fixed in:9.50~dfsg-3CVE-2019-14869
ghostscriptUbuntu
Fixed in:9.26~dfsg+0-0ubuntu0.16.04.12USN-4193-1
Fixed in:9.26~dfsg+0-0ubuntu0.18.04.12USN-4193-1
libgs9Ubuntu
Fixed in:9.26~dfsg+0-0ubuntu0.16.04.12USN-4193-1
Fixed in:9.26~dfsg+0-0ubuntu0.18.04.12USN-4193-1

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 InteractionRequired
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

3.43%probability of exploitation in 30 days
87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

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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.