CVE-2021-20001

It was discovered, that debian-edu-config, a set of configuration files used for the Debian Edu blend, before 2.12.16 configured insecure permissions for the user web shares (~/public_html), which could result in privilege escalation.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://salsa.debian.org/debian-edu/debian-edu-config/-/commit/4d39a5888d193567704238f8c035f8d17cfe34e5	Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/02/msg00012.html	Mailing List Third Party Advisory
https://lists.debian.org/debian-security-announce/2022/msg00039.html	Mailing List Third Party Advisory
https://www.debian.org/security/2022/dsa-5072	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:skolelinux:debian-edu-config:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:9.0:::::::*
	cpe:2.3:o:debian:debian_linux:10.0:::::::*
	cpe:2.3:o:debian:debian_linux:11.0:::::::*

Information

Published : 2022-02-11 12:15

Updated : 2022-02-22 12:10

NVD link : CVE-2021-20001

Mitre link : CVE-2021-20001

JSON object : View

CWE

CWE-276

Incorrect Default Permissions

Products Affected

skolelinux

debian-edu-config

debian

debian_linux

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9.8 /10