CVE-2021-29495

    Dashboard / Vulnerabilities / CVE-2021-29495

    CVE-2021-29495

    Published: 7 May 2021Last Modified: 9 Jul 2026

    Summary:

    Details: Nim is a statically typed compiled systems programming language. In Nim standard library before 1.4.2, httpClient SSL/TLS certificate verification was disabled by default. Users can upgrade to version 1.4.2 to receive a patch or, as a workaround, set "verifyMode = CVerifyPeer" as documented.

    References: https://github.com/nim-lang/security/security/advisories/GHSA-9vqv-2jj9-7mqr

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -3fb5157ab1b666a5a5c34efde0f357a82d433d04

    Affected versions

    v1.4.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2021-29495 | CVE-DB