CVE-2008-1259
CVE-2008-1259 is a critical-severity vulnerability in Zyxel P-2602hw-d1a with a CVSS 2.0 base score of 9.3. 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-287.
Key facts
- Severity: Critical (CVSS 2.0 base score 9.3)
- EPSS exploit prediction: 2% (82nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-287
- Affected product: Zyxel P-2602hw-d1a
- Published:
- Last modified:
Description
The Zyxel P-2602HW-D1A router with 3.40(AJZ.1) firmware maintains authentication state by IP address, which allows remote attackers to bypass authentication by establishing a session from a source IP address of a user who previously authenticated within the previous 5 minutes.
Frequently asked questions
- What is CVE-2008-1259?
- The Zyxel P-2602HW-D1A router with 3.40(AJZ.1) firmware maintains authentication state by IP address, which allows remote attackers to bypass authentication by establishing a session from a source IP address of a user who previously authenticated within the previous 5 minutes.
- How severe is CVE-2008-1259?
- CVE-2008-1259 has a CVSS 2.0 base score of 9.3, rated critical severity.
- Is CVE-2008-1259 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2008-1259?
- CVE-2008-1259 affects Zyxel P-2602hw-d1a. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2008-1259?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2008-1259 published?
- CVE-2008-1259 was published on 2008-03-10 and last updated on 2026-06-16.
References
- http://www.gnucitizen.org/projects/router-hacking-challenge/
- http://www.securityfocus.com/archive/1/489009/100/0/threaded
- https://exchange.xforce.ibmcloud.com/vulnerabilities/41112
Affected products (1)
- cpe:2.3:h:zyxel:p-2602hw-d1a:*:*:3.40\(ajz.1\):*:*:*:*:*
More vulnerabilities in Zyxel P-2602hw-d1a
- CVE-2008-1261 — Medium (CVSS 5.0): The Zyxel P-2602HW-D1A router with 3.40(AJZ.1) firmware provides different responses to admin page requests depending…
- CVE-2008-1260 — Medium (CVSS 4.3): Multiple cross-site request forgery (CSRF) vulnerabilities on the Zyxel P-2602HW-D1A router with 3.40(AJZ.1) firmware…
All CVEs affecting Zyxel P-2602hw-d1a →
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- CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
- CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
- CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…
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