CVE-2021-26108 json
A use of hard-coded cryptographic key vulnerability in the SSLVPN of FortiOS before 7.0.1 may allow an attacker to retrieve the key by reve…
published 4y ago modified 4mo ago also EUVD-2021-12929
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 66%
- public exploits
- 0
- none known
Summary
A use of hard-coded cryptographic key vulnerability in the SSLVPN of FortiOS before 7.0.1 may allow an attacker to retrieve the key by reverse engineering.
Patch / fix
- fortiguard.com/advisory/FG-IR-21-051 advisory
Is CVE-2021-26108 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 2y ago
Exploit prediction
1.12% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:F/RL:U/RC:C |
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
Affected products
- Fortinet Fortinet FortiOS
Classification
- Weakness
-
- CWE-798 Use of Hard-coded Credentials
- Technology feeds
References
-
fortiguard.com
/advisory/FG-IR-21-051
patch, vendor-advisory
Sources
- CVE List CVE-2021-26108
- NVD CVE-2021-26108
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.