SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2004-1688

Pigeon Server 3.02.0143 and earlier allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via a long login name sent to port 3103.

EXPLOIT ✓MEDIUM 5.0EPSS 3.58%

Does this matter?

A public exploit is published in Exploit-DB (verified), so the technical barrier is gone even though the severity is medium and EPSS is 3.6%. Treat it as high on anything reachable from the internet.

Description

Pigeon Server 3.02.0143 and earlier allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via a long login name sent to port 3103.

CVSS 2.0
5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS
3.58% probability · 89th percentile
Public exploits
1 in Exploit-DB · verified · first 19 September 2004
CISA KEV
Not listed
Affected
tech-noel/pigeon server
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 3.58%26 October 202626 October 2026

EPSS 3.6% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-468source ↗Pigeon Server 3.02.0143 - Denial of Servicewindows · Luigi Auriemmados19 September 2004yes

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.