CVE-2023-22923 json
A format string vulnerability in a binary of the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote authent…
published 2023-05-01 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-27025
- cvss
- 6.5
- 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 56%
- public exploits
- 0
- none known
Summary
A format string vulnerability in a binary of the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote authenticated attacker to cause denial-of-service (DoS) conditions on an affected device.
Patch / fix
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 21 mo ago
Exploit prediction
0.79% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Affected products
- Zyxel NBG-418N v2 firmware
Classification
- Weakness
-
- CWE-134 Use of Externally-Controlled Format String
References
Sources
- CVE List CVE-2023-22923
- NVD CVE-2023-22923
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