Is CVE-2017-17813 in the CISA KEV catalog?

No. CVE-2017-17813 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-17813?

CVE-2017-17813 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2017-17813?

CVE-2017-17813 has an EPSS score of 1.18% (64th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-17813?

Upgrade nasm on debian 11 to 2.13.02-0.1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2017-17813

MEDIUM

5.5

CVSS v3

NVD

Description

In Netwide Assembler (NASM) 2.14rc0, there is a use-after-free in the pp_list_one_macro function in asm/preproc.c that will cause a remote denial of service attack, related to mishandling of line-syntax errors.

CWE-416Use After Free

How to fix

Remediation Available

nasmDebian

Fixed in:2.13.02-0.1CVE-2017-17813

nasmUbuntu

Fixed in:2.10.09-1ubuntu0.1USN-3694-1

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

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.18%probability of exploitation in 30 days

64thpercentile

Moderate risk: more likely to be exploited than 64% of all known CVEs.

References

Exploit1

bugzilla.nasm.us

Third-Party Advisory1

usn.ubuntu.com

Related Vulnerabilities

Other CWE-416 (Use After Free) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-0708	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-31166	Critical	9.8	100%	KEV	Fix
CVE-2015-5119	Critical	9.8	99%	KEV	-
CVE-2010-3962	High	8.1	97%	KEV	-
CVE-2015-0313	Critical	9.8	96%	KEV	Fix
CVE-2017-9798	High	7.5	95%	-	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 2026-05-13.