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Vulnerability CVE-2021-26095
Published: 2021-07-20
Description: |
The combination of various cryptographic issues in the session management of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6, including the encryption construction of the session cookie, may allow a remote attacker already in possession of a cookie to possibly reveal and alter or forge its content, thereby escalating privileges. |
Type:
CWE-327 (Use of a Broken or Risky Cryptographic Algorithm)
CVSS2 => (AV:N/AC:L/Au:S/C:P/I:P/A:P)
CVSS Base Score |
Impact Subscore |
Exploitability Subscore |
6.5/10 |
6.4/10 |
8/10 |
Exploit range |
Attack complexity |
Authentication |
Remote |
Low |
Single time |
Confidentiality impact |
Integrity impact |
Availability impact |
Partial |
Partial |
Partial |
References: |
https://fortiguard.com/advisory/FG-IR-21-019
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