Is CVE-2018-6759 in the CISA KEV catalog?

No. CVE-2018-6759 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-6759?

CVE-2018-6759 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2018-6759?

CVE-2018-6759 has an EPSS score of 2.13% (80th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-6759?

Upgrade binutils on debian 11 to 2.30-3 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2018-6759

MEDIUMEPSS 80th pctl

5.5

CVSS v3

NVD

Description

The bfd_get_debug_link_info_1 function in opncls.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, has an unchecked strnlen operation. Remote attackers could leverage this vulnerability to cause a denial of service (segmentation fault) via a crafted ELF file.

CWE-20Improper Input Validation

How to fix

Remediation Available

binutilsDebian

Fixed in:2.30-3CVE-2018-6759

binutilsUbuntu

Fixed in:2.26.1-1ubuntu1~16.04.8+esm1USN-4336-2

binutils-multiarchUbuntu

Fixed in:2.26.1-1ubuntu1~16.04.8+esm1USN-4336-2

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

2.13%probability of exploitation in 30 days

80thpercentile

Elevated risk: more likely to be exploited than 80% of all known CVEs.

References

Third-Party Advisory3

Other references2

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2021-45105	Medium	5.9	100%	-	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2018-7600	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-3452	High	7.5	100%	KEV	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.