Siemens SIMATIC S7-1500 Expected Behavior Violation (CVE-2022-32221)

When doing HTTPS transfers, libcurl might erroneously use the read callback CURLOPTREADFUNCTION to ask for data to send, even when the CURLOPTPOSTFIELDS option has been set, if the same handle previously was used to issue a PUT request which used that callback. This flaw may surprise the...

Siemens SIMATIC S7-1500 NULL Pointer Dereference (CVE-2019-19242)

SQLite 3.30.1 mishandles pExpr-y.pTab, as demonstrated by the TKCOLUMN case in sqlite3ExprCodeTarget in expr.c. 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...

Siemens SIMATIC S7-1500 Heap-based Buffer Overflow (CVE-2025-3277)

An integer overflow can be triggered in SQLite's 'concatws' function. The resulting, truncated integer is then used to allocate a buffer. When SQLite then writes the resulting string to the buffer, it uses the original, untruncated size and thus a wild Heap Buffer overflow of size 4GB can be...

Siemens SIMATIC S7-1500 NULL Pointer Dereference (CVE-2019-19880)

exprListAppendList in window.c in SQLite 3.30.1 allows attackers to trigger an invalid pointer dereference because constant integer values in ORDER BY clauses of window definitions are mishandled. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for...

Siemens SIMATIC S7-1500 Out-of-bounds Write (CVE-2024-2961)

The iconv function in the GNU C Library versions 2.39 and older may overflow the output buffer passed to it by up to 4 bytes when converting strings to the ISO-2022-CN-EXT character set, which may be used to crash an application or overwrite a neighbouring variable. This plugin only works with...

Siemens SIMATIC S7-1500 Double Free (CVE-2020-36225)

A flaw was discovered in OpenLDAP before 2.4.57 leading to a double 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 80900 C...

Siemens SIMATIC S7-1500 Unchecked Return Value (CVE-2021-4189)

A flaw was found in Python, specifically in the FTP File Transfer Protocol client library in PASV passive mode. The issue is how the FTP client trusts the host from the PASV response by default. This flaw allows an attacker to set up a malicious FTP server that can trick FTP clients into connecti...

Siemens SIMATIC S7-1500 Improper Limitation of a Pathname to a Restricted Directory (CVE-2019-9948)

urllib in Python 2.x through 2.7.16 supports the localfile: scheme, which makes it easier for remote attackers to bypass protection mechanisms that blacklist file: URIs, as demonstrated by triggering a urllib.urlopen'localfile:///etc/passwd' call. This plugin only works with Tenable.ot. Please...

Siemens SIMATIC S7-1500 Out-of-bounds Write (CVE-2020-19190)

Buffer Overflow vulnerability in ncfindentry in tinfo/comphash.c:70 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. %NASLMINLEVEL 80900 C...

Siemens SIMATIC S7-1500 Improper Neutralization of CRLF Sequences (CVE-2019-9947)

An issue was discovered in urllib2 in Python 2.x through 2.7.16 and urllib in Python 3.x through 3.7.3. CRLF injection is possible if the attacker controls a url parameter, as demonstrated by the first argument to urllib.request.urlopen with \r\n specifically in the path component of a URL that...

Siemens SIMATIC S7-1500 Use After Free (CVE-2024-56601)

In the Linux kernel, the following vulnerability has been resolved: net: inet: do not leave a dangling sk pointer in inetcreate sockinitdata attaches the allocated sk object to the provided sock object. If inetcreate fails later, the sk object is freed, but the sock object retains the dangling...

Siemens SIMATIC S7-1500 Improper Handling of Exceptional Conditions (CVE-2019-20218)

selectExpander in select.c in SQLite 3.30.1 proceeds with WITH stack unwinding even after a parsing error. 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 Reachable Assertion (CVE-2020-36230)

A flaw was discovered in OpenLDAP before 2.4.57 leading in an assertion failure in slapd in the X.509 DN parsing in decode.c bernextelement, resulting in denial of service. 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-2020-10878)

Perl before 5.30.3 has an integer overflow related to mishandling of a PLregkindOPn == NOTHING situation. A crafted regular expression could lead to malformed bytecode with a possibility of instruction injection. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC S7-1500 Incorrect Calculation (CVE-2020-14422)

Lib/ipaddress.py in Python through 3.8.3 improperly computes hash values in the IPv4Interface and IPv6Interface classes, which might allow a remote attacker to cause a denial of service if an application is affected by the performance of a dictionary containing IPv4Interface or IPv6Interface...

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 Integer Overflow or Wraparound (CVE-2022-22827)

storeAtts 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 scriptid504336;...

Siemens SIMATIC S7-1500 Missing Release of Memory after Effective Lifetime (CVE-2023-5156)

A flaw was found in the GNU C Library. A recent fix for CVE-2023-4806 introduced the potential for a memory leak, which may result in an application crash. 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 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 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...