Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

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.

Published

2002-12-31T05:00:00.000

Last Modified

2025-04-03T01:03:51.193

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    NVD-CWE-Other
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application microsoft msn_messenger 1.0 Yes
Application microsoft msn_messenger 2.0 Yes
Application microsoft msn_messenger 2.2 Yes
Application microsoft msn_messenger 3.0 Yes
Application microsoft msn_messenger 3.6 Yes
Application microsoft msn_messenger 4.0 Yes
Application microsoft msn_messenger 4.5 Yes
Application microsoft msn_messenger 4.6 Yes
References