HOMEVULNERABILITIESCVE-2005-4723
MEDIUMPOC

CVE-2005-4723

NVD-CWE-OtherPublished: December 31, 2005· Updated: Jun 16, 2026

5.0
CVSS v3.1

Official Description

D-Link DI-524 Wireless Router, DI-624 Wireless Router, and DI-784 allow remote attackers to cause a denial of service (device reboot) via a series of crafted fragmented UDP packets, possibly involving a missing fragment.

NVD Source

Technical Analysis

CVE-2005-4723 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A proof-of-concept (PoC) exploit exists for CVE-2005-4723. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityNone
IntegrityNone
AvailabilityP
AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected Vendors & Products

d-link2 product(s)
di-524di-784
dlink2 product(s)
di-524di-624
Source: NVD CPE · 4 total CPE entries

Exploit & PoC Resources

POC AVAILABLEProof-of-concept code exists
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttp://archives.neohapsis.com/archives/fulldisclosure/2006-02/0188.html
ADVISORYhttp://secunia.com/advisories/18833
ADVISORYhttp://www.securityfocus.com/bid/16621
ADVISORYhttp://www.thunkers.net/~deft/advisories/dlink_udp_dos.txt
ADVISORYhttp://archives.neohapsis.com/archives/fulldisclosure/2006-02/0188.html
ADVISORYhttp://secunia.com/advisories/18833
ADVISORYhttp://www.securityfocus.com/bid/16621
ADVISORYhttp://www.thunkers.net/~deft/advisories/dlink_udp_dos.txt

All References (12)

→
http://archives.neohapsis.com/archives/fulldisclosure/2006-02/0188.htmlExploit · Vendor Advisory
→
http://secunia.com/advisories/18833Vendor Advisory
→
http://www.securityfocus.com/bid/16621Vendor Advisory
→
http://www.thunkers.net/~deft/advisories/dlink_udp_dos.txtExploit · Vendor Advisory
→
http://www.vupen.com/english/advisories/2006/0563
→
https://exchange.xforce.ibmcloud.com/vulnerabilities/24631
→
http://archives.neohapsis.com/archives/fulldisclosure/2006-02/0188.htmlExploit · Vendor Advisory
→
http://secunia.com/advisories/18833Vendor Advisory
→
http://www.securityfocus.com/bid/16621Vendor Advisory
→
http://www.thunkers.net/~deft/advisories/dlink_udp_dos.txtExploit · Vendor Advisory
→
http://www.vupen.com/english/advisories/2006/0563
→
https://exchange.xforce.ibmcloud.com/vulnerabilities/24631

Quick Facts

CVE IDCVE-2005-4723
CVSS Score5.0 / 10
SeverityMEDIUM
WeaknessNVD-CWE-Other
CISA KEVNo
ExploitPOC
Affected2 vendor(s)
PublishedDec 31, 2005

Related CVEs (NVD-CWE-Other)

CVE-2002-1468
10.0
CVE-1999-0745
10.0
CVE-2001-1080
10.0
CVE-1999-1405
10.0
CVE-2002-0747
10.0
CVE-1999-0789
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2005-4723 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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