CVE-2018-19052

    Dashboard / Vulnerabilities / CVE-2018-19052

    CVE-2018-19052

    Published: 7 Nov 2018Last Modified: 8 Jul 2026

    Summary:

    Details: An issue was discovered in mod_alias_physical_handler in mod_alias.c in lighttpd before 1.4.50. There is potential ../ path traversal of a single directory above an alias target, with a specific mod_alias configuration where the matched alias lacks a trailing '/' character, but the alias target filesystem path does have a trailing '/' character.

    References: http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00054.html, https://lists.debian.org/debian-lts-announce/2022/01/msg00012.html, https://github.com/lighttpd/lighttpd1.4/commit/2105dae0f9d7a964375ce681e53cb165375f84c1

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -a2114a1c9b34a165cf69439e21a5d1429e252554

    Affected versions

    lighttpd-1.4.49
    lighttpd-1.4.48
    lighttpd-1.4.47
    lighttpd-1.4.46
    lighttpd-1.4.45
    lighttpd-1.4.44
    lighttpd-1.4.43
    lighttpd-1.4.42
    lighttpd-1.4.41
    lighttpd-1.4.40
    lighttpd-1.4.39
    lighttpd-1.4.38
    lighttpd-1.4.37
    lighttpd-1.4.36
    lighttpd-1.4.36--rc1
    lighttpd-1.4.35
    lighttpd-1.4.34
    lighttpd-1.4.33
    lighttpd-1.4.32
    lighttpd-1.4.31
    lighttpd-1.4.30
    lighttpd-1.4.29
    lighttpd-1.4.28
    lighttpd-1.4.27
    lighttpd-1.4.26
    lighttpd-1.4.25
    lighttpd-1.4.7
    lighttpd-1.4.6
    lighttpd-1.4.5
    lighttpd-1.4.4
    lighttpd-1.4.3
    lighttpd-1.4.2
    lighttpd-1.4.1

    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