CVE-2025-46632 json
Initialization vector (IV) reuse in the web management portal of the Tenda RX2 Pro 16.03.30.14 may allow an attacker to discern information…
published 2025-05-01 18 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-13250
- cvss
- 6.5
- 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 25%
- public exploits
- 0
- none known
Summary
Initialization vector (IV) reuse in the web management portal of the Tenda RX2 Pro 16.03.30.14 may allow an attacker to discern information about or more easily decrypt encrypted messages between client and server.
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 18 mo ago
Exploit prediction
0.32% chance of exploitation in the next 30 days, higher than 25% 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-2025-46632-static-iv-use-in-httpd referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |
Classification
- Weakness
-
- CWE-323 Reusing a Nonce, Key Pair in Encryption
References
-
blog.uturn.dev
/#/writeups/iot-village/tenda-rx2pro/README?id=cve-2025-46632-static-iv-use-in-httpd
exploit, third-party-advisory
-
tendacn.com
/us/default.html
product
Sources
- CVE List CVE-2025-46632
- NVD CVE-2025-46632
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