CVE-2021-28838

    Dashboard / Vulnerabilities / CVE-2021-28838

    CVE-2021-28838

    Published: 10 Aug 2021Last Modified: 10 Mar 2026

    Summary:

    Details: Null pointer dereference vulnerability in D-Link DAP-2310 2,10RC039, DAP-2330 1.10RC036 BETA, DAP-2360 2.10RC055, DAP-2553 3.10rc039 BETA, DAP-2660 1.15rc131b, DAP-2690 3.20RC115 BETA, DAP-2695 1.20RC093, DAP-3320 1.05RC027 BETA and DAP-3662 1.05rc069 in the sbin/httpd binary. The crash happens at the `atoi' operation when a specific network package are sent to the httpd binary.

    References: , https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve2.pdf, https://www.dlink.com/en/security-bulletin/, https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve.pdf

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    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
    CVE-2021-28838 | CVE-DB