Heap Buffer Over-read Vulnerability in wolfSSH by wolfSSL
CVE-2025-15382

5.1MEDIUM

Key Information:

Vendor

Wolfssl

Status
Wolfssh
Vendor
CVE Published:
6 January 2026

What is CVE-2025-15382?

A heap buffer over-read vulnerability exists in the wolfSSH_CleanPath() function within the wolfSSH product by wolfSSL. This vulnerability can be exploited by an authenticated remote attacker who crafts an SCP path containing '/./' sequences, potentially leading to unintended memory access and data leakage by reading one byte beyond allocated memory boundaries.

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Affected Version(s)

wolfSSH 1.4.12 < 1.4.21

References

https://github.com/wolfSSL/wolfssh/pull/859

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Luigino Camastra
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