Vulnerabilities present in Siemens products

Siemens has identified vulnerabilities in various products, including SCALANCE, SIMATIC, SINAMICS, SIPROTEC, and TIA Portal. These vulnerabilities pose a threat to malicious actors, who could exploit them to cause the following types of damage: - Denial-of-Service DoS attacks - Data manipulation ...

Siemens SCALANCE Improper Authentication (CVE-2020-26139)

An issue was discovered in the kernel in NetBSD 7.1. An Access Point AP forwards EAPOL frames to other clients even though the sender has not yet successfully authenticated to the AP. This might be abused in projected Wi-Fi networks to launch denial-of-service attacks against connected clients an...

Siemens SCALANCE Improper Validation of Integrity Check Value(CVE-2020-26141)

An issue was discovered in the ALFA Windows 10 driver 6.1316.1209 for AWUS036H. The Wi-Fi implementation does not verify the Message Integrity Check authenticity of fragmented TKIP frames. An adversary can abuse this to inject and possibly decrypt packets in WPA or WPA2 networks that support the...

Siemens SCALANCE

SUMMARY SCALANCE W-700 IEEE 802.11n family before V6.6.0 are affected by multiple vulnerabilities. Siemens has released a new version for SCALANCE W-700 IEEE 802.11n family and recommends to update to the latest version. 2. GENERAL RECOMMENDATIONS As a general security measure, Siemens strongly...

Siemens SCALANCE and RUGGEDCOM Use After Free (CVE-2023-42365)

A use-after-free vulnerability was discovered in BusyBox v.1.36.1 via a crafted awk pattern in the awk.c copyvar function. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'...

Siemens SCALANCE and RUGGEDCOM Improper Input Validation (CVE-2025-38086)

"In the Linux kernel, the following vulnerability has been resolved: net: ch9200: fix uninitialised access during miinwayrestart In miinwayrestart the code attempts to call mii-mdioread which is ch9200mdioread. ch9200mdioread utilises a local buffer called buff, which is initialised with...

Siemens SCALANCE and RUGGEDCOM Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CVE-2024-12718)

Allows modifying some file metadata e.g. last modified with filter=dataor file permissions chmod with filter=tarof files outside the extraction directory. You are affected by this vulnerability if using the tarfilemodule to extract untrusted tar archives using TarFile.extractallor...

Siemens SCALANCE and RUGGEDCOM Improper Input Validation (CVE-2025-38084)

"In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: unshare page tables during VMA split, not before Currently, splitvma triggers hugetlb page table unsharing through vmops-maysplit. This happens before the VMA lock and rmap locks are taken - which is too early, it...

Siemens SCALANCE and RUGGEDCOM Improper Restriction of Operations within the Bounds of a Memory Buffer (CVE-2023-42366)

A heap-buffer-overflow was discovered in BusyBox v.1.36.1 in the nexttoken function at awk.c:1159. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description...

Siemens Industrial Edge Devices Authorization Bypass Through User-Controlled Key (CVE-2025-40805)

Affected devices do not properly enforce user authentication on specific API endpoints. This could facilitate an unauthenticated remote attacker to circumvent authentication and impersonate a legitimate user. Successful exploitation requires that the attacker has learned the identity of a...

Siemens SCALANCE and RUGGEDCOM Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CVE-2025-4517)

Allows arbitrary filesystem writes outside the extraction directory during extraction with filter=data. You are affected by this vulnerability if using the tarfilemodule to extract untrusted tar archives using TarFile.extractallor TarFile.extractusing the filter=parameter with a value of dataor...

Siemens SCALANCE and RUGGEDCOM Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CVE-2025-4330)

Allows the extraction filter to be ignored, allowing symlink targets to point outside the destination directory, and the modification of some file metadata. You are affected by this vulnerability if using the tarfilemodule to extract untrusted tar archives using TarFile.extractallor...

Siemens SCALANCE and RUGGEDCOM Improper Input Validation (CVE-2025-38498)

In the Linux kernel, the following vulnerability has been resolved: dochangetype: refuse to operate on unmounted/not ours mounts Ensure that propagation settings can only be changed for mounts located in the caller's mount namespace. This change aligns permission checking with the rest of mount2...

Siemens SCALANCE and RUGGEDCOM Use After Free (CVE-2023-42363)

A use-after-free vulnerability was discovered in xasprintf function in xfuncsprintf.c:344 in BusyBox v.1.36.1. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if...

Siemens SCALANCE and RUGGEDCOM Free of Memory not on the Heap (CVE-2024-6197)

libcurl's ASN1 parser has this utf8asn1str function used for parsing an ASN.1 UTF-8 string. Itcan detect an invalid field and return error. Unfortunately, when doing so it also invokes free on a 4 byte localstack buffer. Most modern malloc implementations detect this error and immediately abort...

Siemens SCALANCE and RUGGEDCOM Improper Input Validation (CVE-2025-38345)

In the Linux kernel, the following vulnerability has been resolved: ACPICA: fix acpi operand cache leak in dswstate.c ACPICA commit 987a3b5cf7175916e2a4b6ea5b8e70f830dfe732 I found an ACPI cache leak in ACPI early termination and boot continuing case. When early termination occurs due to maliciou...

Siemens SCALANCE and RUGGEDCOM Improper Input Validation (CVE-2025-39853)

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix potential invalid access when MAC list is empty listfirstentry never returns NULL - if the list is empty, it still returns a pointer to an invalid object, leading to potential invalid memory access when dereferenced. Fi...

Siemens SCALANCE and RUGGEDCOM Use After Free (CVE-2023-42364)

A use-after-free vulnerability in BusyBox v.1.36.1 allows attackers to cause a denial of service via a crafted awk pattern in the awk.c evaluate function. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C...

Siemens SCALANCE and RUGGEDCOM Use After Free (CVE-2025-4516)

There is an issue in CPython when using bytes.decodeunicodeescape, error=ignore|replace. If you are not using the unicodeescape encoding or an error handler your usage is not affected. To work-around this issue you may stop using the error= handler and instead wrap the bytes.decode call in a try-...

Siemens SCALANCE and RUGGEDCOM Incorrect Authorization (CVE-2025-40568)

An internal session termination functionality in the web interface of affected products contains an incorrect authorization check vulnerability. This could allow an authenticated remote attacker with guest role to terminate legitimate users' sessions. This plugin only works with Tenable.ot. Pleas...