SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2006-2646

Buffer overflow in Alt-N MDaemon, possibly 9.0.1 and earlier, allows remote attackers to execute arbitrary code via a long A0001 argument that begins with a '"' (double quote).

EXPLOIT ✓HIGH 7.5EPSS 4.55%

Does this matter?

A public exploit is published in Exploit-DB (verified) and the impact is high, while EPSS rates exploitation at 4.5%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use.

Description

Buffer overflow in Alt-N MDaemon, possibly 9.0.1 and earlier, allows remote attackers to execute arbitrary code via a long A0001 argument that begins with a '"' (double quote).

CVSS 2.0
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
4.55% probability · 92th percentile
Public exploits
1 in Exploit-DB · verified · first 29 May 2006
CISA KEV
Not listed
Affected
alt-n/mdaemon
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 4.55%26 October 202626 October 2026

EPSS 4.5% 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-27914source ↗Alt-N MDaemon 2-8 - IMAP Remote Buffer Overflowwindows · kcopedos29 May 2006yes

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