Home/CVE/Improper Access Control in SICK APU allows an unprivileged remote attacker to download as well as upload arbitrary files
CVE

CVE-2023-43696

Improper Access Control in SICK APU allows an unprivileged remote attacker to download as well as upload arbitrary files

Improper Access Control in SICK APU allows an unprivileged remote attacker to download as well as upload arbitrary files via anonymous access to the FTP server.

HIGH · CVSS 8.2 EPSS 0.00222
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-284Improper Access Control
CWE-434Unrestricted Upload of File with Dangerous Type
▤

Affected Products & Versions

1
sick apu0200 firmware< 4.0.0.6
▣

Scoring & Timeline

8.2
HIGH · CVSS v3.1 · psirt@sick.de
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD09 Oct 2023 · 12:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://sick.com/.well-known/csaf/white/2023/sca-2023-0010.jsonVendor Advisory
https://sick.com/.well-known/csaf/white/2023/sca-2023-0010.pdfVendor Advisory
https://sick.com/psirtProduct
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