Is CVE-2008-1526 being actively exploited?

CVE-2008-1526 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2008-1526?

CVE-2008-1526 has a CVSS 3.1 base score of 7.5 (HIGH).

CVE-2008-1526

HIGH · CVSS 7.5EPSS 0.9%EU EUVD

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.

Key facts

CVSS score: 7.5 (v3.1)
Severity: HIGH
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE): CWE-916
EPSS score: 0.9% (60th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2008-1527)
Published: March 26, 2008
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2008-1527 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

zyxel / p-660h-61
zyxel / p-660h-61 firmware
zyxel / p-660h-61 firmware
zyxel / p-660h-63
zyxel / p-660h-63 firmware
zyxel / p-660h-63 firmware
zyxel / p-660h-67
zyxel / p-660h-67 firmware
zyxel / p-660h-67 firmware
zyxel / p-660h-d1
zyxel / p-660h-d1 firmware
zyxel / p-660h-d1 firmware
zyxel / p-660h-d3
zyxel / p-660h-d3 firmware
zyxel / p-660h-d3 firmware
zyxel / p-660h-t1
zyxel / p-660h-t1 firmware
zyxel / p-660h-t1 firmware
zyxel / p-660hn-51
zyxel / p-660hn-51 firmware
zyxel / p-660hn-51 firmware
zyxel / p-660hw d1
zyxel / p-660hw d1 firmware
zyxel / p-660hw d1 firmware
zyxel / p-660hw d3
zyxel / p-660hw d3 firmware
zyxel / p-660hw d3 firmware
zyxel / p-660hw t3
zyxel / p-660hw t3 firmware
zyxel / p-660hw t3 firmware
zyxel / p-661h
zyxel / p-661h firmware
zyxel / p-661h firmware
zyxel / p-661hnu-f1
zyxel / p-661hnu-f1 firmware
zyxel / p-661hnu-f1 firmware
zyxel / p-661hnu-f3
zyxel / p-661hnu-f3 firmware
zyxel / p-661hnu-f3 firmware
zyxel / p-661hw-d1
zyxel / p-661hw-d1 firmware
zyxel / p-661hw-d1 firmware
zyxel / p-662h-61
zyxel / p-662h-61 firmware
zyxel / p-662h-61 firmware
zyxel / p-662hw-d
zyxel / p-662hw-d firmware
zyxel / p-662hw-d firmware
zyxel / p-662hw-d1
zyxel / p-662hw-d1 firmware

and 7 more…

References

http://www.gnucitizen.org/projects/router-hacking-challenge/(Broken Link)
http://www.procheckup.com/Hacking_ZyXEL_Gateways.pdf(Broken Link)
http://www.securityfocus.com/archive/1/489009/100/0/threaded(Broken Link, Third Party Advisory, VDB Entry)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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