CVE-2007-0352
CVE-2007-0352 is a critical-severity vulnerability in Microsoft Html Help Workshop with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 36% places it in the 98th percentile, indicating an elevated likelihood of exploitation.
Key facts
- Severity: Critical (CVSS 2.0 base score 9.3)
- EPSS exploit prediction: 36% (98th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Microsoft Html Help Workshop
- Published:
- Last modified:
Description
Stack-based buffer overflow in Microsoft Help Workshop 4.03.0002 allows user-assisted remote attackers to execute arbitrary code via a crafted .cnt file composed of lines that begin with an integer followed by a space and a long string.
Frequently asked questions
- What is CVE-2007-0352?
- Stack-based buffer overflow in Microsoft Help Workshop 4.03.0002 allows user-assisted remote attackers to execute arbitrary code via a crafted .cnt file composed of lines that begin with an integer followed by a space and a long string.
- How severe is CVE-2007-0352?
- CVE-2007-0352 has a CVSS 2.0 base score of 9.3, rated critical severity.
- Is CVE-2007-0352 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 36% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2007-0352?
- CVE-2007-0352 affects Microsoft Html Help Workshop. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2007-0352?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2007-0352 published?
- CVE-2007-0352 was published on 2007-01-19 and last updated on 2026-06-16.
References
- http://osvdb.org/31898
- http://secunia.com/advisories/23862
- http://securityreason.com/securityalert/2156
- http://securitytracker.com/id?1017530
- http://www.anspi.pl/~porkythepig/visualization/cnt-expl1.cpp
- http://www.securityfocus.com/archive/1/457210/100/0/threaded
- http://www.securityfocus.com/bid/22100
- https://exchange.xforce.ibmcloud.com/vulnerabilities/31555
- https://www.exploit-db.com/exploits/3149
Affected products (1)
- cpe:2.3:a:microsoft:html_help_workshop:4.02.0002:*:*:*:*:*:*:*
More vulnerabilities in Microsoft Html Help Workshop
- CVE-2009-0133 — Critical (CVSS 10.0): Buffer overflow in Microsoft HTML Help Workshop 4.74 and earlier allows context-dependent attackers to execute…
- CVE-2007-0427 — Critical (CVSS 9.3): Stack-based buffer overflow in Microsoft Help Workshop 4.03.0002 allows user-assisted remote attackers to execute…
- CVE-2006-0564 — High (CVSS 7.5): Stack-based buffer overflow in Microsoft HTML Help Workshop 4.74.8702.0, and possibly earlier versions, and as included…