HIGH SEVERITY

CVE-2008-4343

Chilkat Xml Activex Control vulnerability

CVSS
9.3
EPSS
8.7%
EPSS pct
95th
Exploited
No known
The Chilkat XML ChilkatUtil.CkData.1 ActiveX control (ChilkatUtil.dll) 3.0.3.0 and earlier allows remote attackers to create, overwrite, and modify arbitrary files for execution via a call to the (1) SaveToFile, (2) SaveToTempFile, or (3) AppendBinary method. NOTE: this issue might only be exploitable in limited environments or non-default browser settings. NOTE: this can be leveraged for remote code execution by accessing files using hcp:// URLs.
Affected vendor
Chilkat Software
Affected product
Chilkat Xml Activex Control
CVSS vector
AV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness type (CWE)
  • CWE-20 — Improper Input Validation
Published
2008-09-30

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 8.7% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2008-4343

  • Confirm whether Chilkat Software Chilkat Xml Activex Control is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2008-4343.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2008-4343

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