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 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 Use After Free (CVE-2024-53165)

In the Linux kernel, the following vulnerability has been resolved: sh: intc: Fix use-after-free bug in registerintccontroller In the error handling for this function, d is freed without ever removing it from intclist which would lead to a use after free. To fix this, let's only add it to the lis...

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 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 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 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 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 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 Use After Free (CVE-2024-56600)

net: inet6: do not leave a dangling sk pointer in inet6create sockinitdata attaches the allocated sk pointer to the provided sock object. If inet6create fails later, the sk object is released, but the sock object retains the dangling sk pointer, which may cause use-after-free later. Clear the soc...

Siemens SIMATIC S7-1500 Out-of-bounds Write (CVE-2020-19185)

Buffer Overflow vulnerability in oneonemapping function in progs/dumpentry.c:1373 in ncurses 6.1 allows remote attackers to cause a denial of service via crafted command. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...

Siemens SIMATIC S7-1500 Cleartext Transmission of Sensitive Information (CVE-2022-43551)

A vulnerability exists in curl 7.87.0 HSTS check that could be bypassed to trick it to keep using HTTP. Using its HSTS support, curl can be instructed to use HTTPS instead of using an insecure clear-text HTTP step even when HTTP is provided in the URL. However, the HSTS mechanism could be bypasse...

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 Deadlock (CVE-2024-56780)

quota: flush quotareleasework upon quota writeback One of the paths quota writeback is called from is: freezesuper syncfilesystem ext4syncfs dquotwritebackdquots. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL...

Siemens SIMATIC S7-1500 Use After Free (CVE-2021-20231)

A flaw was found in gnutls. A use after free issue in client sending keyshare extension may lead to memory corruption and other consequences. 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 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 Out-of-bounds Write (CVE-2020-15358)

In SQLite before 3.32.3, select.c mishandles query-flattener optimization, leading to a multiSelectOrderBy heap overflow because of misuse of transitive properties for constant propagation. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more...

Siemens SIMATIC S7-1500 Use After Free (CVE-2019-5018)

An exploitable use after free vulnerability exists in the window function functionality of Sqlite3 3.26.0. A specially crafted SQL command can cause a use after free vulnerability, potentially resulting in remote code execution. An attacker can send a malicious SQL command to trigger this...