CVE-2022-46637 json
Prolink router PRS1841 was discovered to contain hardcoded credentials for its Telnet and FTP services.
published 2023-02-21 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-49441
- cvss
- 9.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.5%
- EPSS 1.5% chance of exploitation in 30 days, percentile 74%
- public exploits
- 0
- none known
Summary
Prolink router PRS1841 was discovered to contain hardcoded credentials for its Telnet and FTP services.
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- yes
- Technical impact
- total
- Assessed
- 19 mo ago
Exploit prediction
1.52% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- 0xsp.com https://0xsp.com/security%20research%20%20development%20srd/backdoor-discovered-in-pldt-home-fiber-routers/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Classification
- Weakness
-
- CWE-798 Use of Hard-coded Credentials
References
-
0xsp.com
/security%20research%20%20development%20srd/backdoor-discovered-in-pldt-home-fiber-routers/
exploit, third-party-advisory
-
prolink2u.com
/product/prs1841/
product, vendor-advisory
-
packetstormsecurity.com
/files/170342/ProLink-PRS1841-Backdoor-Account.html
third-party-advisory, vdb-entry
Sources
- CVE List CVE-2022-46637
- NVD CVE-2022-46637
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