A use of a cryptographically weak pseudo-random number generator vulnerability in the authenticator of the Identity Based Encryption service of FortiMail 6.4.0 through 6.4.4, and 6.2.0 through 6.2.7 may allow an unauthenticated attacker to infer parts of users authentication tokens and reset their credentials.
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://fortiguard.com/advisory/FG-IR-21-031 |
|
History
Wed, 23 Jul 2025 16:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:* |
Mon, 31 Mar 2025 19:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Mon, 24 Mar 2025 15:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A use of a cryptographically weak pseudo-random number generator vulnerability in the authenticator of the Identity Based Encryption service of FortiMail 6.4.0 through 6.4.4, and 6.2.0 through 6.2.7 may allow an unauthenticated attacker to infer parts of users authentication tokens and reset their credentials. | |
| First Time appeared |
Fortinet
Fortinet fortimail |
|
| Weaknesses | CWE-338 | |
| CPEs | cpe:2.3:a:fortinet:fortimail:6.2.*:*:*:*:*:*:*:* cpe:2.3:a:fortinet:fortimail:6.2.0:*:*:*:*:*:*:* cpe:2.3:a:fortinet:fortimail:6.2.1:*:*:*:*:*:*:* cpe:2.3:a:fortinet:fortimail:6.2.2:*:*:*:*:*:*:* cpe:2.3:a:fortinet:fortimail:6.2.3:*:*:*:*:*:*:* cpe:2.3:a:fortinet:fortimail:6.2.4:*:*:*:*:*:*:* cpe:2.3:a:fortinet:fortimail:6.2.5:*:*:*:*:*:*:* cpe:2.3:a:fortinet:fortimail:6.2.6:*:*:*:*:*:*:* cpe:2.3:a:fortinet:fortimail:6.2.7:*:*:*:*:*:*:* cpe:2.3:a:fortinet:fortimail:6.2.8:*:*:*:*:*:*:* cpe:2.3:a:fortinet:fortimail:6.2.9:*:*:*:*:*:*:* cpe:2.3:a:fortinet:fortimail:6.4.0:*:*:*:*:*:*:* cpe:2.3:a:fortinet:fortimail:6.4.1:*:*:*:*:*:*:* cpe:2.3:a:fortinet:fortimail:6.4.2:*:*:*:*:*:*:* cpe:2.3:a:fortinet:fortimail:6.4.3:*:*:*:*:*:*:* cpe:2.3:a:fortinet:fortimail:6.4.4:*:*:*:*:*:*:* |
|
| Vendors & Products |
Fortinet
Fortinet fortimail |
|
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: fortinet
Published: 2025-03-24T15:37:58.370Z
Updated: 2025-03-31T18:11:58.179Z
Reserved: 2021-01-25T14:47:15.092Z
Link: CVE-2021-26091
Updated: 2025-03-31T18:11:52.931Z
Status : Analyzed
Published: 2025-03-24T16:15:16.450
Modified: 2025-07-23T15:53:04.907
Link: CVE-2021-26091
No data.