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Fencer Vulns
high 8.2

CVE-2025-46633 json

Cleartext transmission of sensitive information in the web management portal of the Tenda RX2 Pro 16.03.30.14 allows an attacker to decrypt…

published 2025-05-01 18 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-13262

cvss
8.2
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 18%
public exploits
0
none known

Summary

Cleartext transmission of sensitive information in the web management portal of the Tenda RX2 Pro 16.03.30.14 allows an attacker to decrypt traffic between the client and server by collecting the symmetric AES key from collected and/or observed traffic. The AES key in sent in cleartext in response to successful authentication. The IV is always EU5H62G9ICGRNI43.

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
18 mo ago

Exploit prediction

0.27% chance of exploitation in the next 30 days, higher than 18% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • blog.uturn.dev https://blog.uturn.dev/#/writeups/iot-village/tenda-rx2pro/README?id=cve-2025-46633-transmission-of-plaintext-symmetric-key-in-httpd referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
CNA 3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Classification

Weakness
  • CWE-312 Cleartext Storage of Sensitive Information

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.