SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2002-1831

Microsoft MSN Messenger Service 1.0 through 4.6 allows remote attackers to cause a denial of service (crash) via an invite request that contains hex-encoded spaces (%20) in the Invitation-Cookie field.

MEDIUM 5.0EPSS 22.3%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 22.3%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

Microsoft MSN Messenger Service 1.0 through 4.6 allows remote attackers to cause a denial of service (crash) via an invite request that contains hex-encoded spaces (%20) in the Invitation-Cookie field.

CVSS 2.0
5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS
22.26% probability · 98th percentile
CISA KEV
Not listed
Affected
microsoft/msn messenger
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.