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Fencer Vulns
medium 6.4

CVE-2005-4828 json

Kolab Server 2.0.0 and 2.0.1 does not properly handle when a large email is sent with a "." in the wrong place, which causes kolabfilter to…

published 2005-12-31 20 y ago modified 2026-06-16 4 mo ago also EUVD-2005-4821

cvss
6.4
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 70%
public exploits
0
none known

Summary

Kolab Server 2.0.0 and 2.0.1 does not properly handle when a large email is sent with a "." in the wrong place, which causes kolabfilter to add another ".", which might break clear-text signatures and attachments. NOTE: it is not clear whether this issue crosses privilege boundaries, so this might not be a vulnerability.

Exploit prediction

1.28% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • kolab.org http://kolab.org/security/kolab-vendor-notice-07.txt referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 6.4 AV:N/AC:L/Au:N/C:N/I:P/A:P

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.