SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2005-4257

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).

HIGH 7.8EPSS 1.43%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.43%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 2.0
7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS
1.43% probability · 72th percentile
CISA KEV
Not listed
Affected
linksys/befw11s4 · linksys/befw11s4 v3 · linksys/befw11s4 v4 · linksys/wrt54gs
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.