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7.5
CVSSv2

CVE-2020-28895

Published: 03/02/2021 Updated: 12/05/2022
CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10
CVSS v3 Base Score: 7.3 | Impact Score: 3.4 | Exploitability Score: 3.9
VMScore: 668
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
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Vulnerability Summary

In Wind River VxWorks, memory allocator has a possible overflow in calculating the memory block's size to be allocated by calloc(). As a result, the actual memory allocated is smaller than the buffer size specified by the arguments, leading to memory corruption.

Vulnerability Trend

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windriver vxworks

windriver vxworks 6.9.4.12

oracle communications eagle

oracle communications eagle 46.7.0

ICS Advisories

Multiple RTOS (Update D)
Critical Infrastructure Sectors: Energy

References

CWE-787CWE-190https://support2.windriver.com/index.php?page=cve&on=view&id=CVE-2020-28895https://support2.windriver.com/index.php?page=defects&on=view&id=V7LIBC-1327https://www.oracle.com/security-alerts/cpuapr2022.htmlhttps://nvd.nist.govhttps://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2023-7028memory leaklog injectionCVE-2024-3400CVE-2022-48695CVE-2022-48675CVE-2024-34487CVE-2024-33792spoof
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