CVE-2012-5946Spss Samplepower Memory Corruption
Buffer overflow in the c1sizer ActiveX control in C1sizer.ocx in IBM SPSS SamplePower 3.0 before FP1 allows remote attackers to execute arbitrary code via a long TabCaption string.
Published Apr 30, 2013 · Updated Apr 28, 2026
Key Facts
Patch immediately- CVE-2012-5946 is a critical-severity vulnerability (CVSS 9.3 v2) affecting Spss Samplepower (Ibm).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 34% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Scores
CVSS v2
9.3
AV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS (30-day exploit likelihood)
34%
Higher than 98.3% of all scored CVEs
Exploit maturity
Weaponized
ATLAS score
55/100
Publication score, see How it works
Exploitation Verdict
KEV listed
Not listed
Federal due date
None
No federal due date
Ransomware use
Not reported
Attributed actors
None named
Exploit & Defence Guidance
Exploit maturity
Weaponized
Public exploit code
2
Proof-of-concept links
In-the-wild evidence
0
Reports of active use
Advisories And Exploit References
Description
Buffer overflow in the c1sizer ActiveX control in C1sizer.ocx in IBM SPSS SamplePower 3.0 before FP1 allows remote attackers to execute arbitrary code via a long TabCaption string.
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Spss SamplepowerIbm | 3.0.0.0 | n/a |
Timeline
Publicly disclosed
Apr 30, 2013
Last updated
Apr 28, 2026
Weakness Type
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- advisorywww-01.ibm.com · docview.wss
- exploitMSF ibm_spss_c1sizer.rb
- exploitExploitDB-25814
- otherspss-samplepower-c1sizer-bo(80562)
FAQ
Common Questions.
Buffer overflow in the c1sizer ActiveX control in C1sizer.ocx in IBM SPSS SamplePower 3.0 before FP1 allows remote attackers to execute arbitrary code via a long TabCaption string.
Affected: Spss Samplepower (Ibm) versions 3.0.0.0. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Is CVE-2012-5946 On Your Attack Surface?
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