CVE Tools
Sign in

CVE-2018-19052

Published: Nov 7, 2018Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-22
NVD MITRE
7.5CVSSHIGH
EPSS Score
14.1%
Top 3.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Am I actually vulnerable?1 Nuclei template available — see how to check your systems. How to verify

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-22

Affected Products

n/an/a
lighttpdlighttpd
On-prem
Networking Infrastructure / load-balancer-proxy
backports sleopensuse
On-premOS
Operating Systems / linux-distro
leapopensuse
On-premOS
Operating Systems / linux-distro
suse linux enterprise serversuse
On-premOS
Operating Systems / linux-distro
lighttpdoss-projectNetworking Infrastructureaka lighttpd
opensuseoss-projectDEOperating Systemsaka opensuse
susecommercialDEOperating Systems
and 5 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Collection
Discovery
View detailed technique mapping

References

https://github.com/lighttpd/lighttpd1.4/commit/2105dae0f9d7a964375ce681e53cb165375f84c1
github.com
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00054.html
lists.opensuse.org
https://lists.debian.org/debian-lts-announce/2022/01/msg00012.html
lists.debian.org
and 4 more references View all →

Timeline

Published
Nov 7, 2018
Last Updated
Nov 21, 2024

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2018-19052 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows