Veracode Vulnerability DatabaseVERACODE:48009Improper Verification Of Cryptographic Signature
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
27.3%
electron-updater is vulnerable to Improper Verification of Cryptographic Signature. The vulnerability is caused due to improper handling and comparison of file paths, allowing an attacker to bypass signature verification by exploiting environment variable expansion and tricking the application into verifying a different file.
References
github.com/electron-userland/electron-builder/blob/140e2f0eb0df79c2a46e35024e96d0563355fc89/packages/electron-updater/src/windowsExecutableCodeSignatureVerifier.ts#L35-L41
github.com/electron-userland/electron-builder/commit/ac2e6a25aa491c1ef5167a552c19fc2085cd427f
github.com/electron-userland/electron-builder/pull/8295
github.com/electron-userland/electron-builder/security/advisories/GHSA-9jxc-qjr9-vjxq
Related
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
27.3%