Siemens SIMATIC S7-1500 Release of Invalid Pointer or Reference (CVE-2020-36224)

A flaw was discovered in OpenLDAP before 2.4.57 leading to an invalid pointer 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...

Siemens SIMATIC S7-1500 Double Free (CVE-2021-28041)

ssh-agent in OpenSSH before 8.5 has a double free that may be relevant in a few less-common scenarios, such as unconstrained agent-socket access on a legacy operating system, or the forwarding of an agent to an attacker-controlled host. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC S7-1500 Exposure of Sensitive Information to an Unauthorized Actor (CVE-2024-28834)

A flaw was found in GnuTLS. The Minerva attack is a cryptographic vulnerability that exploits deterministic behavior in systems like GnuTLS, leading to side-channel leaks. In specific scenarios, such as when using the GNUTLSPRIVKEYFLAGREPRODUCIBLE flag, it can result in a noticeable step in nonce...

Siemens SIMATIC and SCALANCE Improper Input Validation (CVE-2025-3360)

Describe what is the vulnerability about, e.g.: Affected devices do not properly validate input in the hack-me endpoint of the web service. 2. Describe what an attacker could do with it - e.g.: This could allow an unauthenticated remote attacker to execute arbitrary code on the device. This...

Siemens SIMATIC S7-1500 Integer Overflow or Wraparound (CVE-2024-45492)

An issue was discovered in libexpat before 2.6.3. nextScaffoldPart in xmlparse.c can have an integer overflow for mgroupSize 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 and SCALANCE Buffer Underflow (CVE-2025-4373)

GLib is vulnerable to an integer overflow in the gstringinsertunichar function. When the position at which to insert the character is large, the position will overflow, leading to a buffer underwrite. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot...

Siemens SIMATIC S7-1500 Buffer Over-read (CVE-2024-34459)

An issue was discovered in xmllint from libxml2 before 2.11.8 and 2.12.x before 2.12.7. Formatting error messages with xmllint --htmlout can result in a buffer over-read in xmlHTMLPrintFileContext in xmllint.c. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC S7-1500 Use After Free (CVE-2022-48560)

A use-after-free exists in Python through 3.9 via heappushpop in heapq. 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 scriptid503972; scriptversion"1.3"...

Siemens SIMATIC S7-1500 Buffer Copy without Checking Size of Input (CVE-2021-3177)

Python 3.x through 3.9.1 has a buffer overflow in PyCArgrepr in ctypes/callproc.c, which may lead to remote code execution in certain Python applications that accept floating-point numbers as untrusted input, as demonstrated by a 1e300 argument to cdouble.fromparam. This occurs because sprintf is...

Siemens SIMATIC S7-1500 NULL Pointer Dereference (CVE-2025-6395)

A NULL pointer dereference flaw was found in the GnuTLS software in gnutlsfigurecommonciphersuite. 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 SIMATIC S7-1500 NULL Pointer Dereference (CVE-2019-9937)

In SQLite 3.27.2, interleaving reads and writes in a single transaction with an fts5 virtual table will lead to a NULL Pointer Dereference in fts5ChunkIterate in sqlite3.c. This is related to ext/fts5/fts5hash.c and ext/fts5/fts5index.c. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC S7-1500 Integer Overflow or Wraparound (CVE-2020-19909)

Integer overflow vulnerability in tooloperate.c in curl 7.65.2 via a large value as the retry delay. NOTE: many parties report that this has no direct security impact on the curl user; however, it may in theory cause a denial of service to associated systems or networks if, for example,...

Siemens SIMATIC S7-1500 Out-of-bounds Read (CVE-2019-3859)

An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the libssh2packetrequire and libssh2packetrequirev functions. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory. This plugin only works with Tenable.ot...

Siemens SIMATIC S7-1500 Improper Input Validation (CVE-2023-46862)

An issue was discovered in the Linux kernel through 6.5.9. During a race with SQ thread exit, an iouring/fdinfo.c iouringshowfdinfo NULL pointer dereference can occur. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...

Siemens SIMATIC S7-1500 Use After Free (CVE-2023-40283)

An issue was discovered in l2capsockrelease in net/bluetooth/l2capsock.c in the Linux kernel before 6.4.10. There is a use-after-free because the children of an sk are mishandled. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...

Siemens SIMATIC S7-1500 Loop with Unreachable Exit Condition (CVE-2020-36227)

A flaw was discovered in OpenLDAP before 2.4.57 leading to an infinite loop in slapd with the cancelextop Cancel operation, 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 Missing Encryption of Sensitive Data (CVE-2021-36690)

A segmentation fault can occur in the sqlite3.exe command-line component of SQLite 3.36.0 via the idxGetTableInfo function when there is a crafted SQL query. NOTE: the vendor disputes the relevance of this report because a sqlite3.exe user already has full privileges e.g., is intentionally allowe...

Siemens SIMATIC S7-1500 Out-of-bounds Write (CVE-2019-3857)

An integer overflow flaw which could lead to an out of bounds write was discovered in libssh2 before 1.8.1 in the way SSHMSGCHANNELREQUEST packets with an exit signal are parsed. A remote attacker who compromises a SSH server may be able to execute code on the client system when a user connects t...

Siemens SIMATIC S7-1500 Improper Certificate Validation (CVE-2020-8286)

The libcurl library versions 7.41.0 to and including 7.73.0 are vulnerable to an improper check for certificate revocation due to insufficient verification of the OCSP response. This vulnerability could allow an attacker to pass a revoked certificate as valid. This plugin only works with...

Siemens SIMATIC S7-1500 Out-of-bounds Read (CVE-2020-29362)

An issue was discovered in p11-kit 0.21.1 through 0.23.21. A heap- based buffer over-read has been discovered in the RPC protocol used by thep11-kit server/remote commands and the client library. When the remote entity supplies a byte array through a serialized PKCS11 function call, the receiving...