CWE
119
Advisory Published
Updated

CVE-2018-19792: Buffer Overflow

First published: Mon Dec 03 2018(Updated: )

The server in LiteSpeed OpenLiteSpeed before 1.5.0 RC6 allows local users to cause a denial of service (buffer overflow) or possibly have unspecified other impact by creating a symlink through which the openlitespeed program can be invoked with a long command name (involving ../ characters), which is mishandled in the LshttpdMain::getServerRootFromExecutablePath function.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Litespeedtech Openlitespeed<=1.4.41
Litespeedtech Openlitespeed=1.5.0-rc1
Litespeedtech Openlitespeed=1.5.0-rc2
Litespeedtech Openlitespeed=1.5.0-rc3
Litespeedtech Openlitespeed=1.5.0-rc4
Litespeedtech Openlitespeed=1.5.0-rc5

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Frequently Asked Questions

  • What is the severity of CVE-2018-19792?

    CVE-2018-19792 is classified as a denial of service vulnerability that can lead to a buffer overflow.

  • How do I fix CVE-2018-19792?

    To fix CVE-2018-19792, upgrade LiteSpeed OpenLiteSpeed to version 1.5.0 RC6 or later.

  • Who is affected by CVE-2018-19792?

    CVE-2018-19792 affects local users of LiteSpeed OpenLiteSpeed versions prior to 1.5.0 RC6.

  • Can CVE-2018-19792 be exploited remotely?

    No, CVE-2018-19792 can only be exploited by local users with access to the system.

  • What type of impact does CVE-2018-19792 have?

    CVE-2018-19792 can cause a denial of service or potentially other unspecified impacts due to a buffer overflow.

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