Is CVE-2018-11698 in the CISA KEV catalog?

No. CVE-2018-11698 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-11698?

CVE-2018-11698 has a CVSS v3 base score of 8.1 (HIGH).

What is the EPSS score for CVE-2018-11698?

CVE-2018-11698 has an EPSS score of 1.65% (74th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-11698?

Upgrade libsass on debian 11 to 3.6.3-1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2018-11698

HIGHEPSS 74th pctl

8.1

CVSS v3

NVD

Description

An issue was discovered in LibSass through 3.5.4. An out-of-bounds read of a memory region was found in the function Sass::handle_error which could be leveraged by an attacker to disclose information or manipulated to read from unmapped memory causing a denial of service.

CWE-125Out-of-bounds Read

How to fix

Remediation Available

libsassDebian

Fixed in:3.6.3-1CVE-2018-11698

libsassUbuntu

Fixed in:3.4.8-1ubuntu0.1~esm1USN-4837-1

libsass0Ubuntu

Fixed in:3.4.8-1ubuntu0.1~esm1USN-4837-1

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

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.65%probability of exploitation in 30 days

74thpercentile

Elevated risk: more likely to be exploited than 74% of all known CVEs.

References

Patch1

github.com

Related Vulnerabilities

Other CWE-125 (Out-of-bounds Read) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0160	High	7.5	100%	KEV	Fix
CVE-2025-5777	High	7.5	100%	KEV + Ransom	Fix
CVE-2021-4034	High	7.8	95%	KEV	Fix
CVE-2023-21769	High	7.5	92%	-	Fix
CVE-2023-49285	High	8.6	89%	-	Fix
CVE-2020-8794	Critical	9.8	89%	-	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.