CVE-2021-31346
First published: Tue Nov 09 2021(Updated: )
A vulnerability has been identified in APOGEE MBC (PPC) (BACnet) (All versions), APOGEE MBC (PPC) (P2 Ethernet) (All versions), APOGEE MEC (PPC) (BACnet) (All versions), APOGEE MEC (PPC) (P2 Ethernet) (All versions), APOGEE PXC Compact (BACnet) (All versions < V3.5.4), APOGEE PXC Compact (P2 Ethernet) (All versions < V2.8.19), APOGEE PXC Modular (BACnet) (All versions < V3.5.4), APOGEE PXC Modular (P2 Ethernet) (All versions < V2.8.19), Capital VSTAR (All versions with enabled Ethernet options), Desigo PXC00-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC00-U (All versions >= V2.3 and < V6.30.016), Desigo PXC001-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC100-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC12-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC128-U (All versions >= V2.3 and < V6.30.016), Desigo PXC200-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC22-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC22.1-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC36.1-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC50-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC64-U (All versions >= V2.3 and < V6.30.016), Desigo PXM20-E (All versions >= V2.3 and < V6.30.016), Nucleus NET (All versions), Nucleus ReadyStart V3 (All versions < V2017.02.4), Nucleus ReadyStart V4 (All versions < V4.1.1), Nucleus Source Code (All versions), PLUSCONTROL 1st Gen (All versions), SIMOTICS CONNECT 400 (All versions < V0.5.0.0), TALON TC Compact (BACnet) (All versions < V3.5.4), TALON TC Modular (BACnet) (All versions < V3.5.4). The total length of an ICMP payload (set in the IP header) is unchecked. This may lead to various side effects, including Information Leak and Denial-of-Service conditions, depending on the network buffer organization in memory. (FSMD-2021-0007)
Credit: productcert@siemens.com productcert@siemens.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Google Android | ||
| Siemens Capital VSTAR | ||
| Siemens Nucleus NET | ||
| Siemens Nucleus ReadyStart | <2017.02.1 | |
| Siemens Nucleus ReadyStart | <4.1.1 | |
| Siemens Nucleus Source Code | ||
| All of | ||
| Siemens APOGEE MBC Firmware | ||
| Siemens APOGEE Modular Building Controller Firmware | ||
| All of | ||
| siemens APOGEE modular equiment controller | ||
| Siemens APOGEE modular equipment controller firmware | ||
| All of | ||
| siemens APOGEE PXC Compact | ||
| Siemens APOGEE PXC Compact firmware | ||
| All of | ||
| Siemens APOGEE Modular Building Controller Firmware | ||
| siemens APOGEE PXC Modular (bacnet) | ||
| All of | ||
| Siemens TALON TC | ||
| Siemens TALON TC | ||
| All of | ||
| Siemens TALON TC | ||
| Siemens TALON TC Modular firmware | ||
| Siemens APOGEE MBC Firmware | ||
| Siemens APOGEE Modular Building Controller Firmware | ||
| siemens APOGEE modular equiment controller | ||
| Siemens APOGEE modular equipment controller firmware | ||
| siemens APOGEE PXC Compact | ||
| Siemens APOGEE PXC Compact firmware | ||
| Siemens APOGEE Modular Building Controller Firmware | ||
| siemens APOGEE PXC Modular (bacnet) | ||
| Siemens TALON TC | ||
| Siemens TALON TC | ||
| Siemens TALON TC | ||
| Siemens TALON TC Modular firmware |
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Reference Links
- https://source.android.com/docs/security/bulletin/2022-01-01/#asterisk
- https://source.android.com/docs/security/bulletin/2022-01-01 (Advisory)
- https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-223353.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-620288.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-845392.pdf
- https://cert-portal.siemens.com/productcert/html/ssa-114589.html
- https://cert-portal.siemens.com/productcert/html/ssa-044112.html
- https://cert-portal.siemens.com/productcert/html/ssa-620288.html
- https://cert-portal.siemens.com/productcert/html/ssa-845392.html
- https://cert-portal.siemens.com/productcert/html/ssa-223353.html
Frequently Asked Questions
What is the severity of CVE-2021-31346?
CVE-2021-31346 has been classified with a high severity due to potential remote code execution risks.
How do I fix CVE-2021-31346?
To fix CVE-2021-31346, update the affected Siemens products to the latest available firmware version that addresses this vulnerability.
What software is affected by CVE-2021-31346?
CVE-2021-31346 affects various Siemens products including APOGEE MBC, MEC, and PXC series, across multiple firmware versions.
Can CVE-2021-31346 be exploited remotely?
Yes, CVE-2021-31346 can potentially be exploited remotely depending on the configuration of the affected systems.
Is there a patch available for CVE-2021-31346?
Yes, Siemens has released patches for CVE-2021-31346; ensure to download and apply them to secure the affected devices.
- agent/type
- collector/android-source
- source/Android
- agent/software-canonical-lookup
- agent/weakness
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- agent/references
- agent/description
- agent/author
- agent/last-modified-date
- agent/severity
- agent/event
- agent/source
- agent/tags
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup-request
- collector/nvd-index
- agent/softwarecombine
- vendor/google
- canonical/google android
- vendor/siemens
- canonical/siemens capital vstar
- canonical/siemens nucleus net
- canonical/siemens nucleus readystart
- canonical/siemens nucleus source code
- canonical/siemens apogee mbc firmware
- canonical/siemens apogee modular building controller firmware
- canonical/siemens apogee modular equiment controller
- canonical/siemens apogee modular equipment controller firmware
- canonical/siemens apogee pxc compact
- canonical/siemens apogee pxc compact firmware
- canonical/siemens apogee pxc modular (bacnet)
- canonical/siemens talon tc
- canonical/siemens talon tc modular firmware