Vulnerability in Zyxel P-660h-61
CVE-2008-1526
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.
Published · last modified .
CVSS v3 metric
CVSS v3 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.
EPSS exploit prediction
EPSS: 0.009 (57.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Zyxel P-660h-61
- Zyxel P-660h-61 Firmware — versions 3.40(pe9), 3.40\(pe9\)
- Zyxel P-660h-63
- Zyxel P-660h-63 Firmware — versions 3.40(pe9), 3.40\(pe9\)
- Zyxel P-660h-67
- Zyxel P-660h-67 Firmware — versions 3.40(pe9), 3.40\(pe9\)
- Zyxel P-660h-D1
- Zyxel P-660h-D1 Firmware — versions 3.40(pe9), 3.40\(pe9\)
- Zyxel P-660h-D3
- Zyxel P-660h-D3 Firmware — versions 3.40(pe9), 3.40\(pe9\)
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securityfocus.com/archive/1/489009/100/0/threaded (mailing-list, VDB Entry, Third Party Advisory, Broken Link)
- www.gnucitizen.org/projects/router-hacking-challenge/ (Broken Link)
- www.procheckup.com/Hacking_ZyXEL_Gateways.pdf (Broken Link)
Frequently asked questions
- What is CVE-2008-1526?
- CVE-2008-1526 is a high-severity vulnerability in Zyxel P-660h-61, classified under Use of Password Hash With Insufficient Computational Effort. CVSS score: 7.5/10. Published 2008-03-26.
- How severe is CVE-2008-1526?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2008-1526 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.