CVE DATABASE / CVE-2008-1526
CVE-2008-1526
CVSS 7.5 · HIGH
Summary
ZyXEL Prestige routers, including P-660, P-661, and P-662 models with firmware 3.40(PE9) and 3.40(AGD.2) through 3.40(AHQ.3), do not use a salt when calculating an MD5 password hash, which makes it easier for attackers to crack passwords.
CVSS 3.1 breakdown
| Base score | 7.5 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| Attack vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | NONE |
| Availability | NONE |
Weakness type (CWE)
Affected products
Zyxel p-663hn-51 firmwareZyxel p-663hn-51Zyxel p-660h-61 firmwareZyxel p-660h-61Zyxel p-660h-63 firmwareZyxel p-660h-63Zyxel p-660h-67 firmwareZyxel p-660h-67Zyxel p-660h-d1 firmwareZyxel p-660h-d1Zyxel p-660h-d3 firmwareZyxel p-660h-d3Zyxel p-660hn-51 firmwareZyxel p-660hn-51Zyxel p-660h-t1 firmwareZyxel p-660h-t1Zyxel p-660hw d1 firmwareZyxel p-660hw d1Zyxel p-660hw d3 firmwareZyxel p-660hw d3
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References
- http://www.gnucitizen.org/projects/router-hacking-challenge/
- http://www.procheckup.com/Hacking_ZyXEL_Gateways.pdf
- http://www.securityfocus.com/archive/1/489009/100/0/threaded
Data: NIST NVD. NVD last modified 2026-04-23. Always verify against the vendor advisory before acting.