CVE-2022-42159 json
D-Link COVR 1200,1202,1203 v1.08 was discovered to have a predictable seed in a Pseudo-Random Number Generator.
published 2022-10-13 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-45236
- cvss
- 4.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 55%
- public exploits
- 0
- none known
Summary
D-Link COVR 1200,1202,1203 v1.08 was discovered to have a predictable seed in a Pseudo-Random Number Generator.
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 17 mo ago
Exploit prediction
0.77% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/14isnot40/vul_discovery/blob/master/D-Link%20COVR%2012xx%20.pdf referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
| NVD | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
| CNA | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
Classification
- Weakness
-
- CWE-335 Incorrect Usage of Seeds in Pseudo-Random Number Generator (PRNG)
References
-
github.com
/14isnot40/vul_discovery/blob/master/D-Link%20COVR%2012xx%20.pdf
exploit, third-party-advisory
-
dlink.com
/en/security-bulletin/
vendor-advisory
Sources
- CVE List CVE-2022-42159
- NVD CVE-2022-42159
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