Is CVE-2018-16981 in the CISA KEV catalog?

No. CVE-2018-16981 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-16981?

CVE-2018-16981 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2018-16981?

CVE-2018-16981 has an EPSS score of 1.59% (73th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-16981?

Upgrade libstb on debian 11 to 0.0~git20190617.5.c72a95d-1 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2018-16981

HIGHEPSS 73th pctl

8.8

CVSS v3

NVD

Description

stb stb_image.h 2.19, as used in catimg, Emscripten, and other products, has a heap-based buffer overflow in the stbi__out_gif_code function.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

libstbDebian

Fixed in:0.0~git20190617.5.c72a95d-1CVE-2018-16981

mameUbuntu

Fixed in:0.195+dfsg.1-2ubuntu0.1~esm1USN-7913-1

Fixed in:0.220+dfsg.1-1ubuntu0.1~esm1USN-7913-1

Fixed in:0.242+dfsg.1-1ubuntu0.1~esm1USN-7913-1

Fixed in:0.264+dfsg.1-1ubuntu0.1~esm1USN-7913-1

Fixed in:0.277+dfsg.1-4ubuntu0.1USN-7913-1

mame-dataUbuntu

Fixed in:0.195+dfsg.1-2ubuntu0.1~esm1USN-7913-1

Fixed in:0.220+dfsg.1-1ubuntu0.1~esm1USN-7913-1

Fixed in:0.242+dfsg.1-1ubuntu0.1~esm1USN-7913-1

Fixed in:0.264+dfsg.1-1ubuntu0.1~esm1USN-7913-1

Fixed in:0.277+dfsg.1-4ubuntu0.1USN-7913-1

mame-toolsUbuntu

Fixed in:0.195+dfsg.1-2ubuntu0.1~esm1USN-7913-1

Fixed in:0.220+dfsg.1-1ubuntu0.1~esm1USN-7913-1

Fixed in:0.242+dfsg.1-1ubuntu0.1~esm1USN-7913-1

Fixed in:0.264+dfsg.1-1ubuntu0.1~esm1USN-7913-1

Fixed in:0.277+dfsg.1-4ubuntu0.1USN-7913-1

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

1.59%probability of exploitation in 30 days

73rdpercentile

Elevated risk: more likely to be exploited than 73% of all known CVEs.

References

Exploit1

github.com

Third-Party Advisory1

lists.debian.org

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	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.