Improper Verification of Cryptographic Signature Affecting ismp-grandpa package, versions <15.0.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RUST-ISMPGRANDPA-8664944
- published29 Jan 2025
- disclosed28 Jan 2025
- creditUnknown
Introduced: 28 Jan 2025
CVE-2025-24800 (opens in a new tab)How to fix?
Upgrade ismp-grandpa to version 15.0.1 or higher.
Overview
ismp-grandpa is a GRANDPA consensus client for pallet-ismp.
Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature due to the incorrect handling of signature verification logic where the verifier only accepts invalid signatures. An attacker can manipulate the verification process and introduce malicious data by exploiting the flawed verification logic.