Siemens S7-1500 Out-of-bounds Read (CVE-2025-11840)

A weakness has been identified in GNU Binutils 2.45. The affected element is the function vfinfo of the file ldmisc.c. Executing manipulation can lead to out-of-bounds read. The attack can only be executed locally. The exploit has been made available to the public and could be exploited. This pat...

CVE-2026-21903

A Stack-based Buffer Overflow vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS allows a network-based attacker, authenticated with low privileges to cause a Denial-of-Service DoS. Subscribing to telemetry sensors at scale causes all FPC connections to drop, resulting...

CVE-2019-18336

A vulnerability has been identified in SIMATIC S7-300 CPU family incl. related ET200 CPUs and SIPLUS variants All versions V3.X.17, SIMATIC TDC CP51M1 All versions V1.1.8, SIMATIC TDC CPU555 All versions V1.1.1, SINUMERIK 840D sl All versions V4.8.6, SINUMERIK 840D sl All versions V4.94. Speciall...

CVE-2020-7584

A vulnerability has been identified in SIMATIC S7-200 SMART CPU family All versions = V2.2 V2.5.1. Affected devices do not properly handle large numbers of new incomming connections and could crash under certain circumstances. An attacker may leverage this to cause a Denial-of-Service situation...

CVE-2025-14673 gmg137 snap7-rs client.rs as_ct_write heap-based overflow

A vulnerability has been found in gmg137 snap7-rs up to 1.142.1. Affected is the function snap7rs::client::S7Client::asctwrite of the file /tests/snap7-rs/src/client.rs. The manipulation leads to heap-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to t...

Siemens SIMATIC S7-1500 Use After Free (CVE-2023-31248)

Linux Kernel nftables Use-After-Free Local Privilege Escalation Vulnerability; nftchainlookupbyid failed to check whether a chain was active and CAPNETADMIN is in any user or network namespace This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for mor...

Siemens SIMATIC S7-1500 Loop with Unreachable Exit Condition (CVE-2017-16932)

parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities. 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 scriptid504324...

Siemens SIMATIC S7-1500 Concurrent Execution using Shared Resource with Improper Synchronization (CVE-2024-26645)

In the Linux kernel, the following vulnerability has been resolved: tracing: Ensure visibility when inserting an element into tracingmap. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc...

Siemens SIMATIC S7-1500 Use of Uninitialized Resource (CVE-2021-22925)

curl supports the -t command line option, known as CURLOPTTELNETOPTIONSin libcurl. This rarely used option is used to send variable=content pairs toTELNET servers.Due to flaw in the option parser for sending NEWENV variables, libcurlcould be made to pass on uninitialized data from a stack based...

Siemens SIMATIC S7-1500 Use After Free (CVE-2020-11656)

In SQLite through 3.31.1, the ALTER TABLE implementation has a use- after-free, as demonstrated by an ORDER BY clause that belongs to a compound SELECT statement. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL...

Siemens SIMATIC S7-1500 Uncontrolled Recursion (CVE-2020-8285)

curl 7.21.0 to and including 7.73.0 is vulnerable to uncontrolled recursion due to a stack overflow issue in FTP wildcard match parsing. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc...

Siemens SIMATIC S7-1500 Improper Input Validation (CVE-2021-3580)

A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext. An attacker could use this flaw to provide a manipulated ciphertext leading to application crash and denial of service. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC S7-1500 Improper Input Validation (CVE-2024-56570)

In the Linux kernel, the following vulnerability has been resolved: ovl: Filter invalid inodes with missing lookup function Add a check to the ovldentryweird function to prevent the processing of directory inodes that lack the lookup function.This is important because such inodes can cause errors...

Siemens SIMATIC S7-1500 Missing Encryption of Sensitive Data (CVE-2019-7309)

In the GNU C Library aka glibc or libc6 through 2.29, the memcmp function for the x32 architecture can incorrectly return zero indicating that the inputs are equal because the RDX most significant bit is mishandled. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC S7-1500 Uncontrolled Resource Consumption (CVE-2023-32611)

A flaw was found in GLib. GVariant deserialization is vulnerable to a slowdown issue where a crafted GVariant can cause excessive processing, leading to denial of service. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...

Siemens SIMATIC S7-1500 Integer Overflow or Wraparound (CVE-2024-45491)

An issue was discovered in libexpat before 2.6.3. dtdCopy in xmlparse.c can have an integer overflow for nDefaultAtts on 32-bit platforms where UINTMAX equals SIZEMAX. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...

Siemens SIMATIC S7-1500 Out-of-bounds Read (CVE-2019-9169)

In the GNU C Library aka glibc or libc6 through 2.29, proceednextnode in posix/regexec.c has a heap-based buffer over-read via an attempted case-insensitive regular-expression match. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more...

Siemens SIMATIC S7-1500 NULL Pointer Dereference (CVE-2021-3537)

A vulnerability found in libxml2 in versions before 2.9.11 shows that it did not propagate errors while parsing XML mixed content, causing a NULL dereference. If an untrusted XML document was parsed in recovery mode and post-validated, the flaw could be used to crash the application. The highest...

Siemens SIMATIC S7-1500 Improper Certificate Validation (CVE-2021-22926)

libcurl-using applications can ask for a specific client certificate to be used in a transfer. This is done with the CURLOPTSSLCERT option --cert with the command line tool.When libcurl is built to use the macOS native TLS library Secure Transport, an application can ask for the client certificat...

Siemens SIMATIC S7-1500 Use of Uninitialized Resource (CVE-2024-42106)

In the Linux kernel, the following vulnerability has been resolved: inetdiag: Initialize pad field in struct inetdiagreqv2. 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...