CVE-2020-21601

2021-09-1622:15:07

Debian Security Bug Tracker

security-tracker.debian.org

libde265 stack buffer overflow

vulnerability

crafted file

exploit

cve-2020-21601

unix

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

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

45.9%

JSON

libde265 v1.0.4 contains a stack buffer overflow in the put_qpel_fallback function, which can be exploited via a crafted a file.

OSVersionArchitecturePackageVersionFilename
Debian12alllibde265< 1.0.9-1libde265_1.0.9-1_all.deb
Debian11alllibde265< 1.0.11-0+deb11u1libde265_1.0.11-0+deb11u1_all.deb
Debian999alllibde265< 1.0.9-1libde265_1.0.9-1_all.deb
Debian13alllibde265< 1.0.9-1libde265_1.0.9-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	libde265	< 1.0.9-1	libde265_1.0.9-1_all.deb
Debian	11	all	libde265	< 1.0.11-0+deb11u1	libde265_1.0.11-0+deb11u1_all.deb
Debian	999	all	libde265	< 1.0.9-1	libde265_1.0.9-1_all.deb
Debian	13	all	libde265	< 1.0.9-1	libde265_1.0.9-1_all.deb