CVE-2002-0863

.Net Windows Server vulnerability

CVSS

5.0

EPSS

22.0%

EPSS pct

97th

Exploited

No known

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."

Affected vendor

Microsoft

Affected product

.Net Windows Server

CVSS vector

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

Published

2002-10-11

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality.

Its EPSS score of 22.0% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2002-0863

Confirm whether Microsoft .Net Windows Server is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2002-0863.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2002-0863

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2002-0863 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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