UBUNTU-CVE-2021-44790

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    UBUNTU-CVE-2021-44790

    Published: 20 Dec 2021Last Modified: 22 Apr 2026
    Upstream:
    CVE-2021-44790

    Summary:

    Details: A carefully crafted request body can cause a buffer overflow in the mod_lua multipart parser (r:parsebody() called from Lua scripts). The Apache httpd team is not aware of an exploit for the vulnerabilty though it might be possible to craft one. This issue affects Apache HTTP Server 2.4.51 and earlier.

    References: https://ubuntu.com/security/CVE-2021-44790, https://httpd.apache.org/security/vulnerabilities_24.html, https://ubuntu.com/security/notices/USN-5212-1, https://ubuntu.com/security/notices/USN-5212-2, https://www.cve.org/CVERecord?id=CVE-2021-44790

    Affected packages

    Package

    Name: apache2

    Purl: pkg:deb/ubuntu/[email protected]+esm3?arch=source&distro=trusty/esm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.4.7-1ubuntu4.22+esm3

    Affected versions

    2.4.6-2ubuntu2
    2.4.6-2ubuntu3
    2.4.6-2ubuntu4
    2.4.7-1ubuntu1
    2.4.7-1ubuntu2
    2.4.7-1ubuntu3
    2.4.7-1ubuntu4
    2.4.7-1ubuntu4.1
    2.4.7-1ubuntu4.4
    2.4.7-1ubuntu4.5
    2.4.7-1ubuntu4.6
    2.4.7-1ubuntu4.7
    2.4.7-1ubuntu4.8
    2.4.7-1ubuntu4.9
    2.4.7-1ubuntu4.10
    2.4.7-1ubuntu4.11
    2.4.7-1ubuntu4.13
    2.4.7-1ubuntu4.15
    2.4.7-1ubuntu4.16
    2.4.7-1ubuntu4.17
    2.4.7-1ubuntu4.18
    2.4.7-1ubuntu4.19
    2.4.7-1ubuntu4.20
    2.4.7-1ubuntu4.21
    2.4.7-1ubuntu4.22
    2.4.7-1ubuntu4.22+esm1
    2.4.7-1ubuntu4.22+esm2

    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
    UBUNTU-CVE-2021-44790 | CVE-DB