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Fencer Vulns
high 8.0

CVE-2022-39997 json

A weak password requirement issue was discovered in Teldats Router RS123, RS123w allows a remote attacker to escalate privileges

published 2024-08-27 2 y ago modified 2026-06-17 4 mo ago also EUVD-2022-42437

cvss
8.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 22%
public exploits
0
none known

Summary

A weak password requirement issue was discovered in Teldats Router RS123, RS123w allows a remote attacker to escalate privileges

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.29% chance of exploitation in the next 30 days, higher than 22% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.0 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 8.0 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • teldat rs123_firmware
  • teldat rs123w_firmware

Classification

Weakness
  • CWE-521 Weak Password Requirements

References

Sources

Fencer Vulns 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.