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CVE-2002-1643
Multiple buffer overflows in RealNetworks Helix Universal Server 9.0 (9.0.2.768) allow remote attackers to execute arbitrary code via (1)…
High7.5EPSS 74.7%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Multiple buffer overflows in RealNetworks Helix Universal Server 9.0 (9.0.2.768) allow remote attackers to execute arbitrary code via (1) a long Transport field in a SETUP RTSP request, (2) a DESCRIBE RTSP request with a long URL argument, or (3) two simultaneous HTTP GET requests with long arguments.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 74.7% · top 0.5% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (10)
- http://www.service.real.com/help/faq/security/bufferoverrun12192002.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- helix-rtsp-describe-bo(10916) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- VU#974689 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- 20021220 RealNetworks HELIX Server Buffer Overflow Vulnerabilities (#NISR20122002) (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- helix-rtsp-setup-bo(10915) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 6454 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 6456 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 6458 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://www.nextgenss.com/advisories/realhelix.txt (opens in a new tab)x_refsource_MISCx_transferred
- helix-http-get-bo(10917) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2002-1643)Record last updated .