Siemens SIMATIC S7-1500 Improper Authentication (CVE-2023-27535)

An authentication bypass vulnerability exists in libcurl 8.0.0 in the FTP connection reuse feature that can result in wrong credentials being used during subsequent transfers. Previously created connections are kept in a connection pool for reuse if they match the current setup. However, certain...

Siemens SIMATIC S7-1500 Improper Certificate Validation (CVE-2021-28363)

The urllib3 library 1.26.x before 1.26.4 for Python omits SSL certificate validation in some cases involving HTTPS to HTTPS proxies. The initial connection to the HTTPS proxy if an SSLContext isn't given via proxyconfig doesn't verify the hostname of the certificate. This means certificates for...

Siemens SIMATIC S7-1500 and Ruggedcom ROX Devices Improper Input Validation (CVE-2023-46218)

This flaw allows a malicious HTTP server to set super cookies in curl that are then passed back to more origins than what is otherwise allowed or possible. This allows a site to set cookies that then would get sent to different and unrelated sites and domains. It could do this by exploiting a mix...

Siemens SIMATIC S7-1500 Improper Resource Locking (CVE-2024-26773)

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid allocating blocks from corrupted group in ext4mbtrybestfound. 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 Missing Release of Resource after Effective Lifetime (CVE-2024-27074)

In the Linux kernel, the following vulnerability has been resolved: media: go7007: fix a memleak in go7007loadencoder. 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 SIMATIC S7-1500 Loop with Unreachable Exit Condition (CVE-2024-57884)

mm: vmscan: account for free pages to prevent infinite Loop in throttledirectreclaim The task sometimes continues looping in throttledirectreclaim because allowdirectreclaimpgdat keeps returning false. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-o...

Siemens SIMATIC S7-1500 Improper Certificate Validation (CVE-2025-32989)

A heap-buffer-overread vulnerability was found in GnuTLS in how it handles the Certificate Transparency CT Signed Certificate Timestamp SCT extension during X.509 certificate parsing. This flaw allows a malicious user to create a certificate containing a malformed SCT extension OID...

Siemens SIMATIC S7-1500 Integer Overflow or Wraparound (CVE-2020-13434)

SQLite through 3.32.0 has an integer overflow in sqlite3strvappendf in printf.c. 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 scriptid504226;...

Siemens SIMATIC S7-1500 Out-of-bounds Read (CVE-2019-1010180)

GNU gdb All versions is affected by: Buffer Overflow - Out of bound memory access. The impact is: Deny of Service, Memory Disclosure, and Possible Code Execution. The component is: The main gdb module. The attack vector is: Open an ELF for debugging. The fixed version is: Not fixed yet. This plug...

Siemens SIMATIC S7-1500 Out-of-bounds Write (CVE-2020-29573)

sysdeps/i386/ldbl2mpn.c in the GNU C Library aka glibc or libc6 before 2.23 on x86 targets has a stack-based buffer overflow if the input to any of the printf family of functions is an 80-bit long double with a non-canonical bit pattern, as seen when passing a...

Siemens SIMATIC S7-1500 Improper Input Validation (CVE-2023-27371)

GNU libmicrohttpd before 0.9.76 allows remote DoS Denial of Service due to improper parsing of a multipart/form-data boundary in the postprocessor.c MHDcreatepostprocessor method. This allows an attacker to remotely send a malicious HTTP POST packet that includes one or more '\0' bytes in a...

Siemens SIMATIC S7-1500 NULL Pointer Dereference (CVE-2019-19880)

exprListAppendList in window.c in SQLite 3.30.1 allows attackers to trigger an invalid pointer dereference because constant integer values in ORDER BY clauses of window definitions are mishandled. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for...

Siemens SIMATIC S7-1500 NULL Pointer Dereference (CVE-2019-19242)

SQLite 3.30.1 mishandles pExpr-y.pTab, as demonstrated by the TKCOLUMN case in sqlite3ExprCodeTarget in expr.c. 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 SIMATIC S7-1500 Double Free (CVE-2020-36225)

A flaw was discovered in OpenLDAP before 2.4.57 leading to a double free and slapd crash in the saslAuthzTo processing, resulting in denial of service. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C...

Siemens SIMATIC S7-1500 Uncontrolled Search Path Element (CVE-2020-15523)

In Python 3.6 through 3.6.10, 3.7 through 3.7.8, 3.8 through 3.8.4rc1, and 3.9 through 3.9.0b4 on Windows, a Trojan horse python3.dll might be used in cases where CPython is embedded in a native application. This occurs because python3X.dll may use an invalid search path for python3.dll loading...

Siemens SIMATIC S7-1500 Missing Encryption of Sensitive Data (CVE-2020-36226)

A flaw was discovered in OpenLDAP before 2.4.57 leading to a memch-bvlen miscalculation and slapd crash in the saslAuthzTo processing, resulting in denial of service. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEV...

Siemens SIMATIC S7-1500 Heap-based Buffer Overflow (CVE-2025-3277)

An integer overflow can be triggered in SQLite's 'concatws' function. The resulting, truncated integer is then used to allocate a buffer. When SQLite then writes the resulting string to the buffer, it uses the original, untruncated size and thus a wild Heap Buffer overflow of size 4GB can be...

Siemens SIMATIC S7-1500 Out-of-bounds Write (CVE-2024-2961)

The iconv function in the GNU C Library versions 2.39 and older may overflow the output buffer passed to it by up to 4 bytes when converting strings to the ISO-2022-CN-EXT character set, which may be used to crash an application or overwrite a neighbouring variable. This plugin only works with...

Siemens SIMATIC S7-1500 Loop with Unreachable Exit Condition (CVE-2018-14567)

libxml2 2.9.8, if --with-lzma is used, allows remote attackers to cause a denial of service infinite loop via a crafted XML file that triggers LZMAMEMLIMITERROR, as demonstrated by xmllint, a different vulnerability than CVE-2015-8035 and CVE-2018-9251. This plugin only works with Tenable.ot...

Siemens SIMATIC S7-1500 Incorrect Calculation of Buffer Size (CVE-2025-0395)

When the assert function in the GNU C Library versions 2.13 to 2.40 fails, it does not allocate enough space for the assertion failure message string and size information, which may lead to a buffer overflow if the message string size aligns to page size. This plugin only works with Tenable.ot...