DEBIAN-CVE-2020-21687

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    DEBIAN-CVE-2020-21687

    Published: 22 Aug 2023Last Modified: 11 Sept 2026
    Upstream:
    CVE-2020-21687

    Summary:

    Details: Buffer Overflow vulnerability in scan function in stdscan.c in nasm 2.15rc0 allows remote attackers to cause a denial of service via crafted asm file.

    References: https://security-tracker.debian.org/tracker/CVE-2020-21687

    Affected packages

    Package

    Name: nasm

    Purl: pkg:deb/debian/nasm?arch=source&distro=bookworm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.15.04-1

    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
    DEBIAN-CVE-2020-21687 | CVE-DB