CVE-2021-40359: Path Traversal
First published: Tue Nov 09 2021(Updated: )
A vulnerability has been identified in OpenPCS 7 V8.2 (All versions), OpenPCS 7 V9.0 (All versions < V9.0 Upd4), OpenPCS 7 V9.1 (All versions), SIMATIC BATCH V8.2 (All versions), SIMATIC BATCH V9.0 (All versions), SIMATIC BATCH V9.1 (All versions), SIMATIC NET PC Software V14 (All versions), SIMATIC NET PC Software V15 (All versions), SIMATIC NET PC Software V16 (All versions < V16 Update 6), SIMATIC NET PC Software V17 (All versions < V17 SP1), SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP3 UC04), SIMATIC PCS 7 V9.1 (All versions < V9.1 SP1), SIMATIC Route Control V8.2 (All versions), SIMATIC Route Control V9.0 (All versions), SIMATIC Route Control V9.1 (All versions), SIMATIC WinCC V15 and earlier (All versions < V15 SP1 Update 7), SIMATIC WinCC V16 (All versions < V16 Update 5), SIMATIC WinCC V17 (All versions < V17 Update 2), SIMATIC WinCC V7.4 (All versions < V7.4 SP1 Update 19), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 5). When downloading files, the affected systems do not properly neutralize special elements within the pathname. An attacker could then cause the pathname to resolve to a location outside of the restricted directory on the server and read unexpected critical files.
Credit: productcert@siemens.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Siemens Simatic Batch | =8.2 | |
| Siemens Simatic Batch | =8.2-upd_9 | |
| Siemens Simatic Batch | =9.0 | |
| Siemens Simatic Batch | =9.0-sp1 | |
| Siemens Simatic Batch | =9.0-sp1_update_1 | |
| Siemens Simatic Batch | =9.0-sp1_update_2 | |
| Siemens Simatic Batch | =9.0-sp1_update_3 | |
| Siemens Simatic Batch | =9.0-sp1_update_4 | |
| Siemens Simatic Batch | =9.1 | |
| Siemens Simatic Net Pc | =14 | |
| Siemens Simatic Net Pc | =15 | |
| Siemens Simatic Net Pc | =16 | |
| Siemens Simatic Net Pc | =16-update1 | |
| Siemens Simatic Net Pc | =17 | |
| Siemens Simatic Route Control | =8.2 | |
| Siemens Simatic Route Control | =9.0 | |
| Siemens Simatic Route Control | =9.1 | |
| Siemens Simatic WinCC | <=7.4 | |
| Siemens Simatic WinCC | =7.5 | |
| Siemens Simatic WinCC | =7.5 | |
| Siemens Simatic WinCC | =7.5-sp1 | |
| Siemens Simatic WinCC | =7.5-sp1_update1 | |
| Siemens Simatic WinCC | =7.5-sp1_update2 | |
| Siemens Simatic WinCC | =7.5-sp2 | |
| Siemens Simatic WinCC | =7.5-sp2_update1 | |
| Siemens Simatic WinCC | =7.5-sp2_update2 | |
| Siemens Simatic WinCC | =7.5-sp2_update3 | |
| Siemens Simatic WinCC | =7.5-sp2_update4 | |
| Siemens Simatic WinCC | =15 | |
| Siemens Simatic WinCC | =16 | |
| Siemens Simatic WinCC | =16-update1 | |
| Siemens Simatic WinCC | =16-update2 | |
| Siemens Simatic WinCC | =16-update3 | |
| Siemens Simatic WinCC | =16-update4 | |
| Siemens Simatic WinCC | =17 | |
| Siemens Simatic WinCC | =17-update1 | |
| Siemens Simaticpcs 7 | <=8.2 | |
| Siemens Simaticpcs 7 | >=9.0<9.1 | |
| Siemens Simaticpcs 7 | =9.1 |
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Frequently Asked Questions
What is the vulnerability ID for this OpenPCS 7 vulnerability?
The vulnerability ID for this OpenPCS 7 vulnerability is CVE-2021-40359.
Which versions of OpenPCS 7 are affected by this vulnerability?
All versions of OpenPCS 7 V8.2, all versions of OpenPCS 7 V9.0 up to V9.0 Upd4, and all versions of OpenPCS 7 V9.1 are affected.
What is the severity rating of CVE-2021-40359?
The severity rating of CVE-2021-40359 is 7.7 (high).
How can I fix the OpenPCS 7 vulnerability?
Siemens has released security updates to address this vulnerability. Please refer to the Siemens Security Advisory SSA-840188 for more information.
Where can I find more information about this OpenPCS 7 vulnerability?
You can find more information about this OpenPCS 7 vulnerability in the Siemens Security Advisory SSA-840188.
- collector/nvd-index
- agent/references
- agent/severity
- agent/weakness
- agent/author
- agent/type
- agent/description
- agent/event
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/siemens
- canonical/siemens simatic batch
- version/siemens simatic batch/8.2
- version/siemens simatic batch/8.2-upd_9
- version/siemens simatic batch/9.0
- version/siemens simatic batch/9.0-sp1
- version/siemens simatic batch/9.0-sp1_update_1
- version/siemens simatic batch/9.0-sp1_update_2
- version/siemens simatic batch/9.0-sp1_update_3
- version/siemens simatic batch/9.0-sp1_update_4
- version/siemens simatic batch/9.1
- canonical/siemens simatic net pc
- version/siemens simatic net pc/14
- version/siemens simatic net pc/15
- version/siemens simatic net pc/16
- version/siemens simatic net pc/16-update1
- version/siemens simatic net pc/17
- canonical/siemens simatic route control
- version/siemens simatic route control/8.2
- version/siemens simatic route control/9.0
- version/siemens simatic route control/9.1
- canonical/siemens simatic wincc
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- canonical/siemens simaticpcs 7
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