Microsoft Windows XP and Vista overwrites ARP table entries included in gratuitous ARP, which allows remote attackers to cause a denial of…

published 2007-03-20 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-1525

cvss: 5.0; version 2.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 23.5%; EPSS 23.5% chance of exploitation in 30 days, percentile 97%
public exploits: 2; Exploit-DB

Microsoft Windows XP and Vista overwrites ARP table entries included in gratuitous ARP, which allows remote attackers to cause a denial of service (loss of network access) by sending a gratuitous ARP for the address of the Vista host.

Timeline

2004-04-02 First public exploit (EDB-29813)
2007-03-20 Published

Exploit prediction

23.49% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

EDB-29813 Microsoft Windows Vista - ARP Table Entries Denial of Service dos, 2004-04-02
EDB-3926 Microsoft Windows Vista - Forged ARP packet Network Stack Denial of Service dos, 2007-05-15

CVSS scores

assigned by	version	score	vector
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness

CWE-399 Resource Management Errors

References

symantec.com /avcenter/reference/Vista_Network_Attack_Surface_RTM.pdf
securityfocus.com /archive/1/462793/100/0/threaded
mailing-list
osvdb.org /33664
vdb-entry
securityfocus.com /archive/1/464617/100/0/threaded
mailing-list
symantec.com /enterprise/security_response/weblog/2007/04/microsofts_inaccurate_teredo_d.html
securityfocus.com /bid/23266
vdb-entry

Sources

CVE List CVE-2007-1531
NVD CVE-2007-1531

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary