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Fencer Vulns
medium 4.3

CVE-2008-5424 json

The MimeOleClearDirtyTree function in InetComm.dll in Microsoft Outlook Express 6.00.2900.5512 does not properly handle (1) multipart/mixed…

published 2008-12-11 17 y ago modified 2026-06-16 4 mo ago also EUVD-2008-5401

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
12.3%
EPSS 12.3% chance of exploitation in 30 days, percentile 96%
public exploits
0
none known

Summary

The MimeOleClearDirtyTree function in InetComm.dll in Microsoft Outlook Express 6.00.2900.5512 does not properly handle (1) multipart/mixed e-mail messages with many MIME parts and possibly (2) e-mail messages with many "Content-type: message/rfc822;" headers, which allows remote attackers to cause a denial of service (infinite loop) via a large e-mail message, a related issue to CVE-2006-1173.

Exploit prediction

12.26% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • mime.recurity.com http://mime.recurity.com/cgi-bin/twiki/view/Main/AttackIntro referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/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.