CVE-2001-0503
CVE-2001-0503 is a medium-severity vulnerability in Microsoft Netmeeting with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 17% places it in the 97th percentile, indicating an elevated likelihood of exploitation.
Key facts
- Severity: Medium (CVSS 2.0 base score 5.0)
- EPSS exploit prediction: 17% (97th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Microsoft Netmeeting
- Published:
- Last modified:
Description
Microsoft NetMeeting 3.01 with Remote Desktop Sharing enabled allows remote attackers to cause a denial of service via a malformed string to the NetMeeting service port, aka a variant of the "NetMeeting Desktop Sharing" vulnerability.
Frequently asked questions
- What is CVE-2001-0503?
- Microsoft NetMeeting 3.01 with Remote Desktop Sharing enabled allows remote attackers to cause a denial of service via a malformed string to the NetMeeting service port, aka a variant of the "NetMeeting Desktop Sharing" vulnerability.
- How severe is CVE-2001-0503?
- CVE-2001-0503 has a CVSS 2.0 base score of 5.0, rated medium severity.
- Is CVE-2001-0503 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 17% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2001-0503?
- CVE-2001-0503 affects Microsoft Netmeeting. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2001-0503?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2001-0503 published?
- CVE-2001-0503 was published on 2001-07-21 and last updated on 2026-06-16.
References
- http://www.iss.net/security_center/static/5368.php
- http://www.osvdb.org/5608
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-077
Affected products (1)
- cpe:2.3:a:microsoft:netmeeting:3.01:*:*:*:*:*:*:*
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