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Fencer Vulns
critical 10.0

CVE-2003-1339 in the critical feed json

Stack-based buffer overflow in eZnet.exe, as used in eZ (a) eZphotoshare, (b) eZmeeting, (c) eZnetwork, and (d) eZshare allows remote attac…

published 2003-12-31 22 y ago modified 2026-06-16 4 mo ago also EUVD-2003-1329

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
48.6%
EPSS 48.6% chance of exploitation in 30 days, percentile 98%
public exploits
2
Exploit-DB

Summary

Stack-based buffer overflow in eZnet.exe, as used in eZ (a) eZphotoshare, (b) eZmeeting, (c) eZnetwork, and (d) eZshare allows remote attackers to cause a denial of service (crash) or execute arbitrary code, as demonstrated via (1) a long GET request and (2) a long operation or autologin parameter to SwEzModule.dll.

Timeline

  1. First public exploit (EDB-133)
  2. Published

Exploit prediction

48.61% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-136 Eznet 3.5.0 - Remote Stack Overflow Universal remote, 2003-12-18
  • EDB-133 Eznet 3.5.0 - Remote Stack Overflow / Denial of Service remote, 2003-12-15
  • securitytracker.com http://securitytracker.com/id?1008412 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

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

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

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.