CVE-2021-33726: Path Traversal
First published: Tue Oct 12 2021(Updated: )
A vulnerability has been identified in SINEC NMS (All versions < V1.0 SP2 Update 1). The affected system allows to download arbitrary files under a user controlled path and does not correctly check if the relative path is still within the intended target directory.
Credit: productcert@siemens.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Siemens SINEC NMS | <1.0 | |
| Siemens SINEC NMS | =1.0 | |
| Siemens SINEC NMS | =1.0-sp1 | |
| Siemens SINEC NMS | =1.0-sp2 |
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Frequently Asked Questions
What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2021-33726.
What is the severity of CVE-2021-33726?
CVE-2021-33726 has a severity of 7.5 (High).
Which software versions are affected by CVE-2021-33726?
All versions of SINEC NMS before V1.0 SP2 Update 1 are affected.
What is the impact of CVE-2021-33726?
The vulnerability allows an attacker to download arbitrary files under a user-controlled path and bypass intended target directory checks.
Is there a fix available for CVE-2021-33726?
Yes, Siemens has released an update to address the vulnerability. It is recommended to update to V1.0 SP2 Update 1 or later.
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