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Debian Security Bug TrackerDEBIANCVE:CVE-2020-24826

HistoryAug 04, 2021 - 3:15 p.m.

CVE-2020-24826

2021-08-0415:15:08

Debian Security Bug Tracker

security-tracker.debian.org

vulnerability

libelfin

denial of service

segmentation fault

elf file

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

25.9%

JSON

A vulnerability in the elf::section::as_strtab function of Libelfin v0.3 allows attackers to cause a denial of service (DOS) through a segmentation fault via a crafted ELF file.

OSVersionArchitecturePackageVersionFilename
Debian12alllibelfin<= 0.3-3libelfin_0.3-3_all.deb
Debian11alllibelfin<= 0.3-2.1libelfin_0.3-2.1_all.deb
Debian999alllibelfin<= 0.3-4libelfin_0.3-4_all.deb
Debian13alllibelfin<= 0.3-4libelfin_0.3-4_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	libelfin	<= 0.3-3	libelfin_0.3-3_all.deb
Debian	11	all	libelfin	<= 0.3-2.1	libelfin_0.3-2.1_all.deb
Debian	999	all	libelfin	<= 0.3-4	libelfin_0.3-4_all.deb
Debian	13	all	libelfin	<= 0.3-4	libelfin_0.3-4_all.deb

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

25.9%

JSON

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