Siemens SIMATIC S7-1500 Out-of-bounds Read (CVE-2023-4527)

A flaw was found in glibc. When the getaddrinfo function is called with the AFUNSPEC address family and the system is configured with no-aaaa mode via /etc/resolv.conf, a DNS response via TCP larger than 2048 bytes can potentially disclose stack contents through the function returned address data...

Siemens SIMATIC S7-1500 Improper Certificate Validation (CVE-2024-2379)

libcurl skips the certificate verification for a QUIC connection under certain conditions, when built to use wolfSSL. If told to use an unknown/bad cipher or curve, the error path accidentally skips the verification and returns OK, thus ignoring any certificate problems. This plugin only works wi...

Siemens SIMATIC S7-1500 Race Condition (CVE-2025-21701)

net: vulnerability arises because unregisternetdevicemanynotify might run before the rtnl lock section of ethnl operations, leading to potential use of destroyed locks, which is fixed by denying operations on devices being unregistered. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC S7-1500 NULL Pointer Dereference (CVE-2025-21864)

In the Linux kernel, the following vulnerability has been resolved: tcp: drop secpath at the same time as we currently drop dst Xiumei reported hitting the WARN in xfrm6tunnelnetexit while running tests that boil down to: - create a pair of netns - run a basic TCP test over ipcomp6 - delete the...

Siemens SIMATIC S7-1500 Improper Initialization (CVE-2019-19126)

On the x86-64 architecture, the GNU C Library aka glibc before 2.31 fails to ignore the LDPREFERMAP32BITEXEC environment variable during program execution after a security transition, allowing local attackers to restrict the possible mapping addresses for loaded libraries and thus bypass ASLR for...

Siemens SIMATIC S7-1500 Improper Initialization (CVE-2020-11655)

SQLite through 3.31.1 allows attackers to cause a denial of service segmentation fault via a malformed window-function query because the AggInfo object's initialization is mishandled. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more...

Siemens SIMATIC S7-1500 Incomplete Cleanup (CVE-2024-26835)

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: set dormant flag on hook register failure 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 After Free (CVE-2022-43552)

curl can be asked to tunnel virtually all protocols it supports through an HTTP proxy. HTTP proxies can and often do deny such tunnel operations using an appropriate HTTP error response code. When getting denied to tunnel the specific protocols SMB or TELNET, curl would use a heap-allocated struc...

Siemens SIMATIC S7-1500 Double Free (CVE-2023-27537)

A double free vulnerability exists in libcurl 8.0.0 when sharing HSTS data between separate handles. This sharing was introduced without considerations for do this sharing across separate threads but there was no indication of this fact in the documentation. Due to missing mutexes or thread locks...

Siemens SIMATIC S7-1500 Improper Link Resolution Before File Access (CVE-2021-28153)

An issue was discovered in GNOME GLib before 2.66.8. When gfilereplace is used with GFILECREATEREPLACEDESTINATION to replace a path that is a dangling symlink, it incorrectly also creates the target of the symlink as an empty file, which could conceivably have security relevance if the symlink is...

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 Reachable Assertion (CVE-2024-33601)

nscd: netgroup cache may terminate daemon on memory allocation failure The Name Service Cache Daemon's nscd netgroup cache uses xmalloc or xrealloc and these functions may terminate the process due to a memory allocation failure resulting in a denial of service to the clients. The flaw was...

Siemens SIMATIC S7-1500 NULL Pointer Dereference (CVE-2021-4209)

A NULL pointer dereference flaw was found in GnuTLS. As Nettle's hash update functions internally call memcpy, providing zero-length input may cause undefined behavior. This flaw leads to a denial of service after authentication in rare circumstances. This plugin only works with Tenable.ot. Pleas...

Siemens SIMATIC S7-1500 Missing Encryption of Sensitive Data (CVE-2022-27775)

An information disclosure vulnerability exists in curl 7.65.0 to 7.82.0 are vulnerable that by using an IPv6 address that was in the connection pool but with a different zone id it could reuse a connection instead. This plugin only works with Tenable.ot. Please visit...

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 Use After Free (CVE-2019-20795)

iproute2 before 5.1.0 has a use-after-free in getnetnsidfromname in ip/ipnetns.c. NOTE: security relevance may be limited to certain uses of setuid that, although not a default, are sometimes a configuration option offered to end users. Even when setuid is used, other factors such as C library...

Siemens SIMATIC S7-1500 Out-of-bounds Read (CVE-2020-24977)

GNOME project libxml2 v2.9.10 has a global buffer over-read vulnerability in xmlEncodeEntitiesInternal at libxml2/entities.c. The issue has been fixed in commit 50f06b3e. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...

Siemens SIMATIC S7-1500 Improper Resource Shutdown or Release (CVE-2019-6488)

The string component in the GNU C Library aka glibc or libc6 through 2.28, when running on the x32 architecture, incorrectly attempts to use a 64-bit register for sizet in assembly codes, which can lead to a segmentation fault or possibly unspecified other impact, as demonstrated by a crash in...

Siemens SIMATIC S7-1500 Out-of-bounds Read (CVE-2024-40901)

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Avoid test/setbit operating in non-allocated memory. 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 Incomplete Cleanup (CVE-2024-53164)

In the Linux kernel, the following vulnerability has been resolved: net: sched: fix ordering of qlen adjustment Changes to sch-q.qlen around qdisctreereducebacklog need to happen before a call to said function because otherwise it may fail to notify parent qdiscs when the child is about to become...