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Fencer Vulns
critical 9.3

CVE-2008-4827 json

Multiple heap-based buffer overflows in the AddTab method in the (1) Tab and (2) CTab ActiveX controls in c1sizer.ocx and the (3) TabOne Ac…

published 2009-01-08 17 y ago modified 2026-06-16 4 mo ago also EUVD-2008-4806

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.7%
EPSS 6.7% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

Multiple heap-based buffer overflows in the AddTab method in the (1) Tab and (2) CTab ActiveX controls in c1sizer.ocx and the (3) TabOne ActiveX control in sizerone.ocx in ComponentOne SizerOne 8.0.20081.140, as used in ComponentOne Studio for ActiveX 2008, TSC2 Help Desk 4.1.8, SAP GUI 6.40 Patch 29 and 7.10, and possibly other products, allow remote attackers to execute arbitrary code by adding many tabs, or adding tabs with long tab captions.

Exploit prediction

6.71% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

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.