CVE-2002-0863
CVE-2002-0863 is a medium-severity vulnerability in Microsoft .net Windows Server with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 24% places it in the 98th percentile, indicating an elevated likelihood of exploitation.
Key facts
- Severity: Medium (CVSS 2.0 base score 5.0)
- EPSS exploit prediction: 24% (98th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Microsoft .net Windows Server
- Published:
- Last modified:
Description
Remote Data Protocol (RDP) version 5.0 in Microsoft Windows 2000 and RDP 5.1 in Windows XP does not encrypt the checksums of plaintext session data, which could allow a remote attacker to determine the contents of encrypted sessions via sniffing, aka "Weak Encryption in RDP Protocol."
Frequently asked questions
- What is CVE-2002-0863?
- Remote Data Protocol (RDP) version 5.0 in Microsoft Windows 2000 and RDP 5.1 in Windows XP does not encrypt the checksums of plaintext session data, which could allow a remote attacker to determine the contents of encrypted sessions via sniffing, aka "Weak Encryption in RDP Protocol."
- How severe is CVE-2002-0863?
- CVE-2002-0863 has a CVSS 2.0 base score of 5.0, rated medium severity.
- Is CVE-2002-0863 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 24% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2002-0863?
- CVE-2002-0863 primarily affects Microsoft .net Windows Server. In total, 22 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2002-0863?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2002-0863 published?
- CVE-2002-0863 was published on 2002-10-11 and last updated on 2026-06-16.
References
- http://marc.info/?l=bugtraq&m=103235960119404&w=2
- http://marc.info/?l=bugtraq&m=103236181522253&w=2
- http://www.iss.net/security_center/static/10121.php
- http://www.iss.net/security_center/static/10122.php
- http://www.kb.cert.org/vuls/id/865833
- http://www.securityfocus.com/bid/5711
- http://www.securityfocus.com/bid/5712
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-051
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A199
Affected products (22)
- cpe:2.3:a:microsoft:.net_windows_server:beta3:*:standard:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_2000:*:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_2000:*:sp1:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_2000:*:sp2:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_2000:*:sp3:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_2000_terminal_services:*:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_2000_terminal_services:*:sp1:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_2000_terminal_services:*:sp2:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_2000_terminal_services:*:sp3:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_nt:4.0:*:terminal_server:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_nt:4.0:sp1:terminal_server:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_nt:4.0:sp2:terminal_server:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_nt:4.0:sp3:terminal_server:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_nt:4.0:sp4:terminal_server:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_nt:4.0:sp5:terminal_server:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_nt:4.0:sp6:terminal_server:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_nt:4.0:sp6a:terminal_server:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_xp:*:*:64-bit:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_xp:*:*:home:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_xp:*:gold:professional:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_xp:*:sp1:64-bit:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_xp:*:sp1:home:*:*:*:*:*
More vulnerabilities in Microsoft .net Windows Server
- CVE-2002-0864 — Medium (CVSS 5.0): The Remote Data Protocol (RDP) version 5.1 in Microsoft Windows XP allows remote attackers to cause a denial of service…