Vulnerability Details : CVE-2020-15479
Potential exploit
An issue was discovered in PassMark BurnInTest through 9.1, OSForensics through 7.1, and PerformanceTest through 10. The driver's IOCTL request handler attempts to copy the input buffer onto the stack without checking its size and can cause a buffer overflow. This could lead to arbitrary Ring-0 code execution and escalation of privileges. This affects DirectIo32.sys and DirectIo64.sys.
Vulnerability category: Overflow
Products affected by CVE-2020-15479
- cpe:2.3:a:passmark:burnintest:*:*:*:*:*:*:*:*
- cpe:2.3:a:passmark:osforensics:*:*:*:*:*:*:*:*
- cpe:2.3:a:passmark:performancetest:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-15479
0.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 23 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-15479
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
2.0
|
6.0
|
NIST |
CWE ids for CVE-2020-15479
-
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-15479
-
https://www.passmark.com/support/index.php
PassMark Support Home PageVendor Advisory
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https://github.com/eset/vulnerability-disclosures
GitHub - eset/vulnerability-disclosures: Repository of vulnerabilities disclosed by ESETThird Party Advisory
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https://github.com/eset/vulnerability-disclosures/blob/master/CVE-2020-15479/CVE-2020-15479.md
vulnerability-disclosures/CVE-2020-15479.md at master · eset/vulnerability-disclosures · GitHubExploit;Third Party Advisory
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https://www.passmark.com/forum/index.php
Forums - PassMark Support ForumsVendor Advisory
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