CVE-2021-25980

Severity CVSS v4.0:

Pending analysis

Type:

CWE-74 Injection

Publication date:

11/11/2021

Last modified:

16/11/2021

Description

In Talkyard, versions v0.04.01 through v0.6.74-WIP-63220cb, v0.2020.22-WIP-b2e97fe0e through v0.2021.02-WIP-879ef3fe1 and tyse-v0.2021.02-879ef3fe1-regular through tyse-v0.2021.28-af66b6905-regular, are vulnerable to Host Header Injection. By luring a victim application-user to click on a link, an unauthenticated attacker can use the “forgot password” functionality to reset the victim’s password and successfully take over their account.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.80 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

8.80

Severity 3.x

HIGH

Vector 2.0

AV:N/AC:M/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 6.80 MEDIUM
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0

6.80

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:talkyard:talkyard::::::::	0.04.01 (including)	0.6.74-wip-63220cb (including)
cpe:2.3:a:talkyard:talkyard::::::::	0.2020.22-wip-b2e97fe0e (including)	0.2021.02-wip-879ef3fe1 (including)
cpe:2.3:a:talkyard:talkyard::::::::	tyse-v0.2021.02-879ef3fe1-regular (including)	tyse-v0.2021.28-af66b6905-regular (including)

To consult the complete list of CPE names with products and versions, see this page

CVE-2021-25980

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools