CVE-2021-22948

    Dashboard / Vulnerabilities / CVE-2021-22948

    CVE-2021-22948

    Published: 23 Sept 2021Last Modified: 9 Jul 2026

    Summary:

    Details: Vulnerability in the generation of session IDs in revive-adserver < 5.3.0, based on the cryptographically insecure uniqid() PHP function. Under some circumstances, an attacker could theoretically be able to brute force session IDs in order to take over a specific account.

    References: https://www.revive-adserver.com/security/revive-sa-2021-005/, https://hackerone.com/reports/1187820

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -c2d61b8bf32a5920d266432726af9032e8b33acb

    Affected versions

    5.3.0-rc1

    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-2021-22948 | CVE-DB