GHSA-3wcq-x3mq-6r9p

    Dashboard / Vulnerabilities / GHSA-3wcq-x3mq-6r9p

    GHSA-3wcq-x3mq-6r9p

    Published: 24 May 2021Last Modified: 14 Jan 2025

    Summary: Potential memory exposure in dns-packet

    Details: This affects the package dns-packet before versions 1.3.2 and 5.2.2. It creates buffers with allocUnsafe and does not always fill them before forming network packets. This can expose internal application memory over unencrypted network when querying crafted invalid domain names.

    References: https://nvd.nist.gov/vuln/detail/CVE-2021-23386, https://github.com/mafintosh/dns-packet/commit/0d0d593f8df4e2712c43957a6c62e95047f12b2d, https://github.com/mafintosh/dns-packet/commit/25f15dd0fedc53688b25fd053ebbdffe3d5c1c56, https://hackerone.com/bugs?subject=user&amp%3Breport_id=968858, https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1295719, https://snyk.io/vuln/SNYK-JS-DNSPACKET-1293563

    Affected packages

    Package

    Name: dns-packet

    Purl: pkg:npm/dns-packet

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 2.0.0
    Fixed -5.2.2

    Affected versions

    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
    GHSA-3wcq-x3mq-6r9p | CVE-DB