Description
An issue was discovered in the _send_secure_msg() function of yubihsm-shell through 2.0.2. The function does not validate the embedded length field of a message received from the device. This could lead to an oversized memcpy() call that will crash the running process. This could be used by an attacker to cause a denial of service.
Published: 2020-10-19
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2020-17120 An issue was discovered in the _send_secure_msg() function of yubihsm-shell through 2.0.2. The function does not validate the embedded length field of a message received from the device. This could lead to an oversized memcpy() call that will crash the running process. This could be used by an attacker to cause a denial of service.
History

No history.

Subscriptions

Fedoraproject Fedora
Yubico Yubihsm-shell
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T15:12:08.714Z

Reserved: 2020-08-19T00:00:00.000Z

Link: CVE-2020-24388

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-10-19T20:15:12.993

Modified: 2024-11-21T05:14:43.467

Link: CVE-2020-24388

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses