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Fencer Vulns
critical 10.0

CVE-1999-0896 in the critical feed json

Buffer overflow in RealNetworks RealServer administration utility allows remote attackers to execute arbitrary commands via a long username…

published 1999-11-04 27 y ago modified 2026-06-16 4 mo ago also EUVD-1999-0877

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
12.8%
EPSS 12.8% chance of exploitation in 30 days, percentile 96%
public exploits
2
Exploit-DB

Summary

Buffer overflow in RealNetworks RealServer administration utility allows remote attackers to execute arbitrary commands via a long username and password.

Timeline

  1. First public exploit (EDB-19593)
  2. Published

Exploit prediction

12.81% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-19593 Real Networks GameHouse dldisplay ActiveX control - Port Buffer Overflow (2) remote, 1999-11-04
  • EDB-19592 Real Networks GameHouse dldisplay ActiveX control - Port Buffer Overflow (1) remote, 1999-11-04

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.