SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-1999-1484

Buffer overflow in MSN Setup BBS 4.71.0.10 ActiveX control (setupbbs.ocx) allows a remote attacker to execute arbitrary commands via the methods (1) vAddNewsServer or (2) bIsNewsServerConfigured.

EXPLOIT ✓HIGH 7.5EPSS 27.0%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 27.0%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

Buffer overflow in MSN Setup BBS 4.71.0.10 ActiveX control (setupbbs.ocx) allows a remote attacker to execute arbitrary commands via the methods (1) vAddNewsServer or (2) bIsNewsServerConfigured.

CVSS 2.0
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
26.98% probability · 98th percentile
Public exploits
1 in Exploit-DB · verified · first 27 September 1999
CISA KEV
Not listed
Affected
microsoft/msn setup bulletin board services
Source
cve@mitre.org
EPSS trend
0%15%30%26 October 2026: 26.98%26 October 202626 October 2026

EPSS 27.0% since 26 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. 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-19516source ↗Microsoft MSN Messenger Service 1.0 Setup BBS - ActiveX Control Buffer Overflowwindows · Shane Hirdlocal27 September 1999yes

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