Is CVE-2020-35448 in the CISA KEV catalog?

No. CVE-2020-35448 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-35448?

CVE-2020-35448 has a CVSS v3 base score of 3.3 (LOW).

What is the EPSS score for CVE-2020-35448?

CVE-2020-35448 has an EPSS score of 1.28% (66th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-35448?

Upgrade binutils on debian 12 to 2.37-3 or later.

CVE & CISA-KEV Catalog

CVE-2020-35448

LOW

3.3

CVSS v3

NVD

Description

An issue was discovered in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.35.1. A heap-based buffer over-read can occur in bfd_getl_signed_32 in libbfd.c because sh_entsize is not validated in _bfd_elf_slurp_secondary_reloc_section in elf.c.

CWE-125Out-of-bounds Read

How to fix

Remediation Available

binutilsDebian

Fixed in:2.37-3CVE-2020-35448

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

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

1.28%probability of exploitation in 30 days

66thpercentile

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

References

Exploit1

sourceware.org

Third-Party Advisory2

Other references1

sourceware.org

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.