Siemens SIMATIC S7-1500 Improper Restriction of Operations within the Bounds of a Memory Buffer (CVE-2021-3826)

Heap/stack buffer overflow in the dlanglname function in d-demangle.c in libiberty allows attackers to potentially cause a denial of service segmentation fault and crash via a crafted mangled symbol. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot...

Siemens SIMATIC S7-1500 Integer Overflow or Wraparound (CVE-2021-3520)

There's a flaw in lz4. An attacker who submits a crafted file to an application linked with lz4 may be able to trigger an integer overflow, leading to calling of memmove on a negative size argument, causing an out-of-bounds write and/or a crash. The greatest impact of this flaw is to availability...

Siemens SIMATIC S7-1500 Improper Input Validation (CVE-2023-52927)

netfilter: allow exp not to be removed in nfctfindexpectation Currently nfconntrackin calling nfctfindexpectation will remove the exp from the hash table. However, in some scenario, we expect the exp not to be removed when the created ct will not be confirmed, like in OVS and TC conntrack in the...

Siemens SIMATIC S7-1500 Out-of-bounds Write (CVE-2019-5482)

Heap buffer overflow in the TFTP protocol handler in cURL 7.19.4 to 7.65.3. 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 scriptid504254;...

Siemens SIMATIC S7-1500 Use After Free (CVE-2024-53166)

block, bfq: bfqq uaf in bfqlimitdepth Set new allocated bfqq to bic or remove freed bfqq from bic are both protected by bfqd-lock, however bfqlimitdepth is deferencing bfqq from bic without the lock, this can lead to UAF if the iocontext is shared by multiple tasks. This plugin only works with...

Siemens SIMATIC S7-1500 Uncontrolled Resource Consumption (CVE-2019-9674)

Lib/zipfile.py in Python through 3.7.2 allows remote attackers to cause a denial of service resource consumption via a ZIP bomb. 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 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 Improper Input Validation (CVE-2024-34397)

An issue was discovered in GNOME GLib before 2.78.5, and 2.79.x and 2.80.x before 2.80.1. When a GDBus-based client subscribes to signals from a trusted system service such as NetworkManager on a shared computer, other users of the same computer can send spoofed D-Bus signals that the GDBus-based...

Siemens SIMATIC S7-1500 Access of Resource Using Incompatible Type (CVE-2020-36229)

A flaw was discovered in ldapX509dn2bv in OpenLDAP before 2.4.57 leading to a slapd crash in the X.509 DN parsing in adkeystring, 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 Loop with Unreachable Exit Condition (CVE-2021-33294)

In elfutils 0.183, an infinite loop was found in the function handlesymtab in readelf.c .Which allows attackers to cause a denial of service infinite loop via crafted file. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...

Siemens SIMATIC S7-1500 Improper Neutralization of Special Elements in Output Used by a Downstream Component (CVE-2023-27533)

A vulnerability in input validation exists in curl 8.0 during communication using the TELNET protocol may allow an attacker to pass on maliciously crafted user name and telnet options during server negotiation. The lack of proper input scrubbing allows an attacker to send content or perform optio...

Siemens SIMATIC S7-1500 Use After Free (CVE-2020-1712)

A heap use-after-free vulnerability was found in systemd before version v245-rc1, where asynchronous Polkit queries are performed while handling dbus messages. A local unprivileged attacker can abuse this flaw to crash systemd services or potentially execute code and elevate their privileges, by...

Siemens SIMATIC S7-1500 Double Free (CVE-2019-5481)

Double-free vulnerability in the FTP-kerberos code in cURL 7.52.0 to 7.65.3. 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 scriptid504277;...

Siemens SIMATIC S7-1500 and Ruggedcom ROX Devices Use After Free (CVE-2021-36085)

The CIL compiler in SELinux 3.2 has a use-after-free in cilverifyclassperms called from verifymappermclassperms and hashtabmap. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc...