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CVE-2020-27545

Published: Apr 15, 2023Updated: Feb 6, 2025 Sources: CVE List NVDCWE-763
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
0.8%
Top 47.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

libdwarf before 20201017 has a one-byte out-of-bounds read because of an invalid pointer dereference via an invalid line table in a crafted object.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-763

Affected Products

n/an/a
libdwarflibdwarf project
Library
OSS Libraries / generic-library
libdwarf projectoss-projectOSS Librariesaka libdwarf

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://sourceforge.net/projects/libdwarf/
sourceforge.net
https://github.com/davea42/libdwarf-code/commit/95f634808c01f1c61bbec56ed2395af997f397ea
github.com
https://www.prevanders.net/dwarfbug.html#DW202010-001
prevanders.net
and 2 more references View all →

Timeline

Published
Apr 15, 2023
Last Updated
Feb 6, 2025

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