What’s Vulnerable › Vulnerabilities
CVE-2005-4257
- Severity: high (CVSS 7.8 v2.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.4% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2005-12-15 · updated 2026-06-16
Description
Linksys WRT54GS and BEFW11S4 allows remote attackers to cause a denial of service (device crash) via an IP packet with the same source and destination IPs and ports, and with the SYN flag set (aka LAND). NOTE: the provenance of this issue is unknown; the details are obtained solely from the BID.
Affected products
- Linksys Befw11S4: 1.4.2.7, 1.4.3, 1.43.3, 1.44
- Linksys Befw11S4 V3: all versions
- Linksys Befw11S4 V4: all versions
- Linksys Wrt54Gs: 4.50.6, 4.70.6
References
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