How severe is CVE-2008-1525?

CVE-2008-1525 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2008-1525 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-1525?

CVE-2008-1525 primarily affects Zyxel Prestige 660. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-1525?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2008-1525 published?

CVE-2008-1525 was published on 2008-03-26 and last updated on 2026-06-16.

CVE-2008-1525

CVE-2008-1525 is a medium-severity vulnerability in Zyxel Prestige 660 with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-16.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-16
Affected product: Zyxel Prestige 660
Published: 2008-03-26
Last modified: 2026-06-16

Description

The default SNMP configuration on ZyXEL Prestige routers, including P-660 and P-661 models with firmware 3.40(AGD.2) through 3.40(AHQ.3), has a Trusted Host value of 0.0.0.0, which allows remote attackers to send SNMP requests from any source IP address.

Frequently asked questions

What is CVE-2008-1525?: The default SNMP configuration on ZyXEL Prestige routers, including P-660 and P-661 models with firmware 3.40(AGD.2) through 3.40(AHQ.3), has a Trusted Host value of 0.0.0.0, which allows remote attackers to send SNMP requests from any source IP address.
How severe is CVE-2008-1525?: CVE-2008-1525 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2008-1525 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-1525?: CVE-2008-1525 primarily affects Zyxel Prestige 660. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-1525?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-1525 published?: CVE-2008-1525 was published on 2008-03-26 and last updated on 2026-06-16.

References

Affected products (9)

cpe:2.3:h:zyxel:prestige_660:h-d1:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:prestige_660:h-d3:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:prestige_661:hw-d1:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:zynos:3.40:agd.2:*:*:*:*:*:*
cpe:2.3:h:zyxel:zynos:3.40:agl.3:*:*:*:*:*:*
cpe:2.3:h:zyxel:zynos:3.40:ahq.0:*:*:*:*:*:*
cpe:2.3:h:zyxel:zynos:3.40:ahq.3:*:*:*:*:*:*
cpe:2.3:h:zyxel:zynos:3.40:ahz.0:*:*:*:*:*:*
cpe:2.3:h:zyxel:zynos:3.40:atm.0:*:*:*:*:*:*

More vulnerabilities in Zyxel Prestige 660

CVE-2008-1522 — High (CVSS 7.5): ZyXEL Prestige routers, including P-660 and P-661 models with firmware 3.40(AGD.2) through 3.40(AHQ.3), have (1) "user"…
CVE-2008-1527 — High (CVSS 7.5): ZyXEL Prestige routers, including P-660, P-661, and P-662 models with firmware 3.40(PE9) and 3.40(AGD.2) through…
CVE-2008-1524 — High (CVSS 7.5): The SNMP service on ZyXEL Prestige routers, including P-660 and P-661 models with firmware 3.40(AGD.2) through…
CVE-2008-1521 — Medium (CVSS 6.5): ZyXEL Prestige routers, including P-660 and P-661 models with firmware 3.40(AGD.2) through 3.40(AHQ.3), allow remote…
CVE-2008-1523 — Medium (CVSS 5.0): ZyXEL Prestige routers, including P-660, P-661, and P-662 models with firmware 3.40(AGD.2) through 3.40(AHQ.3), allow…
CVE-2008-1529 — Medium (CVSS 5.0): ZyXEL Prestige routers have a minimum password length for the admin account that is too small, which makes it easier…

All CVEs affecting Zyxel Prestige 660 →

Other CWE-16 vulnerabilities

CVE-2013-4316 — Critical (CVSS 10.0): Apache Struts 2.0.0 through 2.3.15.1 enables Dynamic Method Invocation by default, which has unknown impact and attack…
CVE-2013-1221 — Critical (CVSS 10.0): The Tomcat Web Management feature in Cisco Unified Customer Voice Portal (CVP) Software before 9.0.1 ES 11 does not…
CVE-2011-4501 — Critical (CVSS 10.0): The UPnP IGD implementation in Edimax EdiLinux on the Edimax BR-6104K with firmware before 3.25, Edimax 6114Wg,…
CVE-2010-4586 — Critical (CVSS 10.0): The default configuration of Opera before 11.00 enables WebSockets functionality, which has unspecified impact and…
CVE-2010-2977 — Critical (CVSS 10.0): Cisco Unified Wireless Network (UWN) Solution 7.x before 7.0.98.0 does not properly implement TLS and SSL, which has…
CVE-2010-2276 — Critical (CVSS 10.0): The default configuration of the build process in Dojo 0.4.x before 0.4.4, 1.0.x before 1.0.3, 1.1.x before 1.1.2,…

Browse all CWE-16 vulnerabilities →