Is CVE-2018-5747 in the CISA KEV catalog?

No. CVE-2018-5747 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-5747?

CVE-2018-5747 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2018-5747?

CVE-2018-5747 has an EPSS score of 1.27% (66th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-5747?

Upgrade lrzip on debian 11 to 0.631+git180517-1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2018-5747

MEDIUM

5.5

CVSS v3

NVD

Description

In Long Range Zip (aka lrzip) 0.631, there is a use-after-free in the ucompthread function (stream.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted lrz file.

CWE-416Use After Free

How to fix

Remediation Available

lrzipDebian

Fixed in:0.631+git180517-1CVE-2018-5747

lrzipUbuntu

Fixed in:0.616-1ubuntu0.1~esm1USN-5171-2

Fixed in:0.621-1ubuntu0.1~esm1USN-5171-2

Fixed in:0.631-1+deb9u1build0.18.04.1USN-5171-1

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

Exploit Intelligence

1.27%probability of exploitation in 30 days

66thpercentile

Moderate risk: more likely to be exploited than 66% of all known CVEs.

References

Exploit1

github.com

Third-Party Advisory1

lists.debian.org

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 2024-11-21.