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CVE-2008-1522

7.5 · HIGH

ZyXEL Prestige routers, including P-660 and P-661 models with firmware 3.40(AGD.2) through 3.40(AHQ.3), have (1) "user" as their default password for the "user" account and (2) "1234" as their defa…

Published Mar 26, 2008zyxelCWE-16EPSS 1.36%

Overview

CVE-2008-1522 is a high-severity vulnerability affecting zyxel prestige_660. It was published on March 26, 2008 and has a CVSS 2.0 base score of 7.5 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

ZyXEL Prestige routers, including P-660 and P-661 models with firmware 3.40(AGD.2) through 3.40(AHQ.3), have (1) "user" as their default password for the "user" account and (2) "1234" as their default password for the "admin" account, which makes it easier for remote attackers to obtain access.

Remediation

Check the references section for vendor advisories and patches from zyxel. Update prestige_660 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refwww.gnucitizen.org/projects/router-hacking-challenge/Refwww.procheckup.com/Hacking_ZyXEL_Gateways.pdfRefwww.securityfocus.com/archive/1/489009/100/0/threadedRefexchange.xforce.ibmcloud.com/vulnerabilities/41508Refwww.gnucitizen.org/projects/router-hacking-challenge/Refwww.procheckup.com/Hacking_ZyXEL_Gateways.pdfRefwww.securityfocus.com/archive/1/489009/100/0/threadedRefexchange.xforce.ibmcloud.com/vulnerabilities/41508

How CyberStrike helps

Frequently asked questions

What is CVE-2008-1522?

CVE-2008-1522 is a high-severity vulnerability affecting zyxel prestige_660. It was published on March 26, 2008 and has a CVSS 2.0 base score of 7.5 (HIGH).

How severe is CVE-2008-1522?

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2008-1522?

Check the references section for vendor advisories and patches from zyxel. Update prestige_660 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2008-1522?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2008-1522 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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