Akeo Consulting Rufus prior to version 2.17.1187 does not adequately validate the integrity of updates downloaded over HTTP, allowing an att

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

• akeo rufusup to 2.17 inclusive

Versions reported by the vendor

Affected version ranges reported by the assigning authority (certcc). Independent of NVD's CPE analysis and usually ahead of it.

• Akeo Consulting Rufus

  • prior to 2.17.1187affected

Other highest-scoring records for the same primary product.

• CVE-2019-1010101Akeo Consulting Rufus 3.0 and earlier is affected by: Insecure Permissions.
  40Plan
• CVE-2019-1010100Akeo Consulting Rufus 3.0 and earlier is affected by: DLL search order hijacking.
  31Monitor
• CVE-2026-23988Rufus has Local Privilege Escalation via TOCTOU Race Condition in Fido Script Handling
  28Monitor

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Root cause

A certificate validation error is silently swallowed instead of terminating the connection. Often, code added for a test environment makes its way into production.

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

1override fun checkServerTrusted(chain: Array<X509Certificate>, type: String) {2  // Left empty for the test environment3}

1val client = OkHttpClient.Builder()2  .certificatePinner(3    CertificatePinner.Builder()4      .add("api.sirius.example", "sha256/…")5      .build()6  ).build()

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.