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Fencer Vulns
critical 9.3

CVE-2008-4420 json

Multiple stack-based buffer overflows in DZIP32.DLL before 5.0.0.8 in DynaZip Max and DZIPS32.DLL before 6.0.0.5 in DynaZip Max Secure; as…

published 2009-04-13 17 y ago modified 2026-06-16 4 mo ago also EUVD-2008-4401

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.7%
EPSS 5.7% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

Multiple stack-based buffer overflows in DZIP32.DLL before 5.0.0.8 in DynaZip Max and DZIPS32.DLL before 6.0.0.5 in DynaZip Max Secure; as used in HP OpenView Performance Agent C.04.60, HP Performance Agent C.04.70 and C.04.72, TurboZIP 6.0, and other products; allow user-assisted attackers to execute arbitrary code via a long filename in a ZIP archive during a (1) Fix (aka Repair), (2) Add, (3) Update, or (4) Freshen action, a related issue to CVE-2006-3985.

Patch / fix

Exploit prediction

5.66% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • vuln.sg http://vuln.sg/dynazip5007-en.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/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.