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Fencer Vulns
medium 5.0

CVE-2008-5280 json

The Local ZIM Server in Zilab Chat and Instant Messaging (ZIM) Server 2.0 and 2.1 allows remote attackers to cause a denial of service (NUL…

published 2008-11-29 17 y ago modified 2026-06-16 4 mo ago also EUVD-2008-5257

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
7.3%
EPSS 7.3% chance of exploitation in 30 days, percentile 94%
public exploits
1
Exploit-DB

Summary

The Local ZIM Server in Zilab Chat and Instant Messaging (ZIM) Server 2.0 and 2.1 allows remote attackers to cause a denial of service (NULL pointer dereference) via crafted requests without required parameters.

Timeline

  1. First public exploit (EDB-31285)
  2. Published

Exploit prediction

7.34% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-31285 Zilab Chat and Instant Messaging (ZIM) 2.0/2.1 Server - Multiple Vulnerabilities dos, 2008-02-21
  • aluigi.org http://aluigi.org/poc/zilabzcsx.zip referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-399 Resource Management Errors

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.