Siemens SIMATIC S7-1500 Incorrect Type Conversion or Cast (CVE-2020-10735)

A flaw was found in python. In algorithms with quadratic time complexity using non-binary bases, when using inttext, a system could take 50ms to parse an int string with 100,000 digits and 5s for 1,000,000 digits float, decimal, int.frombytes, and int for binary bases 2, 4, 8, 16, and 32 are not...

Siemens SIMATIC S7-1500 Double Free (CVE-2025-32988)

A flaw was found in GnuTLS. A double-free vulnerability exists in GnuTLS due to incorrect ownership handling in the export logic of Subject Alternative Name SAN entries containing an otherName. If the type-id OID is invalid or malformed, GnuTLS will call asn1deletestructure on an ASN.1 node it do...

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 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...

Siemens SIMATIC S7-1500 URL Redirection to Untrusted Site (CVE-2021-28861)

Python 3.x through 3.10 has an open redirection vulnerability in lib/http/server.py due to no protection against multiple / at the beginning of URI path which may leads to information disclosure. NOTE: this is disputed by a third party because the http.server.html documentation page states Warnin...

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 Uncaught Exception (CVE-2024-28835)

A flaw has been discovered in GnuTLS where an application crash can be induced when attempting to verify a specially crafted .pem bundle using the certtool --verify-chain command. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...

Siemens SIMATIC S7-1500 Improper Input Validation (CVE-2019-19244)

Select in select.c in SQLite 3.30.1 allows a crash if a sub-select uses both DISTINCT and window functions, and also has certain ORDER BY usage. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, In...

Siemens SIMATIC S7-1500 Uncontrolled Resource Consumption (CVE-2021-3737)

A flaw was found in python. An improperly handled HTTP response in the HTTP client code of python may allow a remote attacker, who controls the HTTP server, to make the client script enter an infinite loop, consuming CPU time. The highest threat from this vulnerability is to system availability...

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 Cleartext Transmission of Sensitive Information (CVE-2021-22946)

A user can tell curl = 7.20.0 and = 7.20.0 and = 7.78.0 to require a successful upgrade to TLS when speaking to an IMAP, POP3 or FTP server --ssl- reqd on the command line orCURLOPTUSESSL set to CURLUSESSLCONTROL or CURLUSESSLALL withlibcurl. This requirement...

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-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 Integer Overflow or Wraparound (CVE-2022-22826)

nextScaffoldPart in xmlparse.c in Expat aka libexpat before 2.4.3 has an integer overflow. 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 scriptid504222;...

Siemens SIMATIC S7-1500 Improper Restriction of Operations within the Bounds of a Memory Buffer (CVE-2024-52332)

igb: Fix potential invalid memory access in igbinitmodule The pciregisterdriver can fail and when this happened, the dcanotifier needs to be unregistered, otherwise the dcanotifier can be called when igb fails to install, resulting to invalid memory access. This plugin only works with Tenable.ot...

Siemens SIMATIC S7-1500 Out-of-bounds Write (CVE-2020-19187)

Buffer Overflow vulnerability in fmtentry function in progs/dumpentry.c:1100 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. %NASLMINLEVE...

Siemens SIMATIC S7-1500 Divide By Zero (CVE-2019-16168)

In SQLite through 3.29.0, whereLoopAddBtreeIndex in sqlite3.c can crash a browser or other application because of missing validation of a sqlitestat1 sz field, aka a severe division by zero in the query planner. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC S7-1500 NULL Pointer Dereference (CVE-2019-19926)

multiSelect in select.c in SQLite 3.30.1 mishandles certain errors during parsing, as demonstrated by errors from sqlite3WindowRewrite calls. NOTE: this vulnerability exists because of an incomplete fix for CVE-2019-19880. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC S7-1500 Concurrent Execution using Shared Resource with Improper Synchronization (CVE-2024-26645)

In the Linux kernel, the following vulnerability has been resolved: tracing: Ensure visibility when inserting an element into tracingmap. 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 of Uninitialized Resource (CVE-2021-22925)

curl supports the -t command line option, known as CURLOPTTELNETOPTIONSin libcurl. This rarely used option is used to send variable=content pairs toTELNET servers.Due to flaw in the option parser for sending NEWENV variables, libcurlcould be made to pass on uninitialized data from a stack based...