Is CVE-2023-39742 in the CISA KEV catalog?

No. CVE-2023-39742 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-39742?

CVE-2023-39742 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2023-39742?

CVE-2023-39742 has an EPSS score of 0.33% (25th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-39742?

Upgrade giflib on ubuntu 16.04 to 5.1.4-0.3~16.04.1+esm1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2023-39742

MEDIUM

5.5

CVSS v3

NVD

Description

giflib v5.2.1 was discovered to contain a segmentation fault via the component getarg.c.

CWE-120Classic Buffer Overflow

How to fix

Remediation Available

giflibUbuntu

Fixed in:5.1.4-0.3~16.04.1+esm1USN-6824-1

Fixed in:5.1.4-2ubuntu0.1+esm1USN-6824-1

Fixed in:5.1.9-1ubuntu0.1USN-6824-1

Fixed in:5.1.9-2ubuntu0.1USN-6824-1

Fixed in:5.2.1-2.5ubuntu0.1USN-6824-1

giflib-toolsUbuntu

Fixed in:5.1.4-0.3~16.04.1+esm1USN-6824-1

Fixed in:5.1.4-2ubuntu0.1+esm1USN-6824-1

Fixed in:5.1.9-1ubuntu0.1USN-6824-1

Fixed in:5.1.9-2ubuntu0.1USN-6824-1

Fixed in:5.2.1-2.5ubuntu0.1USN-6824-1

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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.33%probability of exploitation in 30 days

25thpercentile

Low risk: more likely to be exploited than 25% of all known CVEs.

References

Exploit1

sourceforge.net

Third-Party Advisory1

gist.github.com

Other references3

Related Vulnerabilities

Other CWE-120 (Classic Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0195	Medium	6.8	100%	-	Fix
CVE-2017-7269	Critical	9.8	100%	KEV	-
CVE-2019-11043	High	8.7	99%	KEV + Ransom	Fix
CVE-2011-4862	High	10.0	95%	-	Fix
CVE-2007-5659	High	7.8	94%	KEV	Fix
CVE-2022-3786	High	7.5	91%	-	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.