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9.3

PowerCHM 5.7 can crash or be hijacked by malicious link

CVE-2009-1352 · published 17 years ago
Summary

The PowerCHM version 5.7 program can be tricked into crashing or running unwanted code when it opens an HTML file that contains a specially crafted long link. This could let an attacker disrupt the application or take control of the computer. Update the software to a newer version or stop opening unknown HTML files with PowerCHM until it is fixed.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
dawningsoft powerchm 5.7
cpe:2.3:a:dawningsoft:powerchm:5.7:*:*:*:*:*:*:*
Original advisory text
Stack-based buffer overflow in Dawningsoft PowerCHM 5.7 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via an HTML file with a link to ...
Stack-based buffer overflow in Dawningsoft PowerCHM 5.7 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via an HTML file with a link to a long URL, as demonstrated by a .rar URL.
References
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker full control (estimated)
Severity
9.3 Critical
Exploitation
6% chance of attack within 30 days
Type
CWE-119Buffer Overflow
Timeline
Published21 Apr 2009
Updated22 Oct 2026
First seen29 Sep 2026
Sources
CVE-2009-1352 · NVD
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