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CVE-2021-42761

HIGH
Published 2023-02-16T18:05:36.868Z
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CVSS Score

V3.1
8.5
/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:U/RC:C
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2023.03.01
0.003
probability
of exploitation in the wild

There is a 0.3% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-01-25
Exploit Probability
Percentile: 0.695
Higher than 69.5% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Fortinet

FortiWeb

Affected Versions:

6.4.0 6.3.0 6.2.0 6.1.0 6.0.0 5.9.0 5.8.5 5.8.0 5.7.0 5.6.0

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed CRITICAL

GHSA-hxmr-8629-frhp

Advisory Details

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.

CVSS Scoring

CVSS Score

9.0

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-42761
WEB https://fortiguard.com/psirt/FG-IR-21-214

Advisory provided by GitHub Security Advisory Database. Published: February 16, 2023, Modified: February 25, 2023

References

https://fortiguard.com/psirt/FG-IR-21-214
Published: 2023-02-16T18:05:36.868Z
Last Modified: 2024-10-23T14:50:09.331Z
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