CVE-2018-19052

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 07-11-2018 06:29

Last modified: - 31-03-2022 09:48

Total changes: - 3

Description

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.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Low

Attack complexity

Network

Attack vector

None

Availability

High

Confidentiality

None

Integrity

None

Privileges required

Unchanged

Scope

None

User interaction

7.5

Base score

3.9

3.6

Exploitability score

Impact score

Verification logic

vendor=lighttpd AND product=lighttpd AND versionEndExcluding=1.4.50

vendor=opensuse AND product=backports_sle AND version=15.0 AND update=-

vendor=opensuse AND product=backports_sle AND version=15.0 AND update=sp1

vendor=opensuse AND product=leap AND version=15.0

vendor=opensuse AND product=leap AND version=15.1

vendor=suse AND product=suse_linux_enterprise_server AND version=11 AND update=sp3

vendor=suse AND product=suse_linux_enterprise_server AND version=11 AND update=sp4

vendor=suse AND product=suse_linux_enterprise_server AND version=12

vendor=suse AND product=suse_linux_enterprise_server AND version=12 AND update=sp1

vendor=suse AND product=suse_linux_enterprise_server AND version=12 AND update=sp2

vendor=suse AND product=suse_linux_enterprise_server AND version=12 AND update=sp3

vendor=suse AND product=suse_linux_enterprise_server AND version=12 AND update=sp4

vendor=Debian AND product=debian_linux AND version=9.0

Reference

https://github.com/lighttpd/lighttpd1.4/commit/2105dae0f9d7a964375ce681e53cb165375f84c1
openSUSE-SU-2019:2347-Mailing List, Third Party Advisory
[debian-lts-announce] 20220118 [SECURITY] [DLA 2879-1] lighttpd security update-Mailing List, Third Party Advisory

Keywords

CVE-2018-19052

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2018-19052

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures