CVE-2021-34805

HIGH NUCLEI

FAUST iServer < 9.0.019.019.7 - Path Traversal via URL-Encoded Directory Traversal

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2021-34805 has a Nuclei detection template available — see the Nuclei card below for the Shodan/FOFA recon queries.

Description

An issue was discovered in FAUST iServer before 9.0.019.019.7. For each URL request, it accesses the corresponding .fau file on the operating system without preventing %2e%2e%5c directory traversal.

Nuclei Templates (1)

FAUST iServer 9.0.018.018.4 - Local File Inclusion
HIGHby 0x_Akoko

References (3)

Core 3
Core References
Exploit, Third Party Advisory x_refsource_misc
https://sec-consult.com/vulnerability-lab/
Product, Vendor Advisory x_refsource_misc
http://www.land-software.de/lfs.fau?prj=iweb&dn=faust+iserver

Scores

CVSS v3 7.5
EPSS 0.2682
EPSS Percentile 97.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-22
Status published
Products (1)
land-software/faust_iserver 9.0.017.017.1-3 - 9.0.019.019.7
Published Jan 31, 2022
Tracked Since Feb 18, 2026