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Fencer Vulns
critical 10.0

CVE-2001-0499 in the critical feed json

Buffer overflow in Transparent Network Substrate (TNS) Listener in Oracle 8i 8.1.7 and earlier allows remote attackers to gain privileges v…

published 2001-07-21 25 y ago modified 2026-06-16 4 mo ago also EUVD-2001-0495

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
85.2%
EPSS 85.2% chance of exploitation in 30 days, percentile 99.7%
public exploits
3
Metasploit, Exploit-DB

Summary

Buffer overflow in Transparent Network Substrate (TNS) Listener in Oracle 8i 8.1.7 and earlier allows remote attackers to gain privileges via a long argument to the commands (1) STATUS, (2) PING, (3) SERVICES, (4) TRC_FILE, (5) SAVE_CONFIG, or (6) RELOAD.

Timeline

  1. First public exploit (Metasploit exploit/windows/oracle/tns_arguments)
  2. Published

Exploit prediction

85.20% chance of exploitation in the next 30 days, higher than 99.7% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

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.