Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2021-42761

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
16/02/2023
Last modified:
07/11/2023

Description

A condition for session fixation vulnerability [CWE-384] in the session management of FortiWeb versions 6.4 all versions, 6.3.0 through 6.3.16, 6.2.0 through 6.2.6, 6.1.0 through 6.1.2, 6.0.0 through 6.0.7, 5.9.0 through 5.9.1 may allow a remote, unauthenticated attacker to infer the session identifier of other users and possibly usurp their session.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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

Base Score 3.x
9.80
Severity 3.x
CRITICAL

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:* 5.6.0 (including) 5.9.2 (excluding)
cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:* 6.0.0 (including) 6.0.8 (excluding)
cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:* 6.1.0 (including) 6.1.3 (excluding)
cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:* 6.2.0 (including) 6.2.7 (excluding)
cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:* 6.3.0 (including) 6.3.17 (excluding)
cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:* 6.4.0 (including) 7.0.0 (excluding)

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


References to Advisories, Solutions, and Tools