CVE-2023-5139

low-risk
Published 2023-10-26

Potential buffer overflow vulnerability at the following location in the Zephyr STM32 Crypto driver

Do I need to act?

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0.27% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.4/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Zephyrproject

References (8)

Exploit http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.h...
Mailing List http://seclists.org/fulldisclosure/2023/Nov/1
Mailing List http://www.openwall.com/lists/oss-security/2023/11/07/1
Exploit https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-rhrc-pcxp-...
Exploit http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.h...
Mailing List http://seclists.org/fulldisclosure/2023/Nov/1
Mailing List http://www.openwall.com/lists/oss-security/2023/11/07/1
Exploit https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-rhrc-pcxp-...
21
/ 100
low-risk
Severity 15/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal