Inadequate Encryption Strength Affecting wolfSSL/wolfssh package, versions [,5.7.2)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.04% (11th percentile)

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  • Snyk ID SNYK-UNMANAGED-WOLFSSLWOLFSSH-7850354
  • published 29 Aug 2024
  • disclosed 27 Aug 2024
  • credit Kemal Derya, M. Caner Tol, Berk Sunar

How to fix?

Upgrade wolfSSL/wolfssh to version 5.7.2 or higher.

Overview

Affected versions of this package are vulnerable to Inadequate Encryption Strength via the WOLFSSL_CHECK_SIG_FAULTS setting in server-side TLS connections. An attacker can disclose ECDSA keys by exploiting the Rowhammer attack technique, specifically through the FAULT+PROBE method.

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

Recommended
5.9 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Attack Requirements (AT)
    Present
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Confidentiality (VC)
    High
  • Integrity (VI)
    None
  • Availability (VA)
    None
  • Confidentiality (SC)
    None
  • Integrity (SI)
    None
  • Availability (SA)
    None