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 Limitation of a Pathname to a Restricted Directory (CVE-2023-27534)

A path traversal vulnerability exists in curl 8.0.0 SFTP implementation causes the tilde character to be wrongly replaced when used as a prefix in the first path element, in addition to its intended use as the first element to indicate a path relative to the user's home directory. Attackers can...

Siemens SIMATIC S7-1500 Concurrent Execution using Shared Resource with Improper Synchronization (CVE-2024-26671)

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix IO hang from sbitmap wakeup race. 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 Improper Validation of Certificate with Host Mismatch (CVE-2024-2466)

libcurl did not check the server certificate of TLS connections done to a host specified as an IP address, when built to use mbedTLS. libcurl would wrongly avoid using the set hostname function when the specified hostname was given as an IP address, therefore completely skipping the certificate...

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 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 Integer Overflow or Wraparound (CVE-2022-37454)

The Keccak XKCP SHA-3 reference implementation before fdc6fef has an integer overflow and resultant buffer overflow that allows attackers to execute arbitrary code or eliminate expected cryptographic properties. This occurs in the sponge function interface. This plugin only works with Tenable.ot...

Siemens SIMATIC S7-1500 Buffer Copy without Checking Size of Input (CVE-2020-12723)

regcomp.c in Perl before 5.30.3 allows a buffer overflow via a crafted regular expression because of recursive Sstudychunk calls. 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 Improper Input Validation (CVE-2021-3580)

A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext. An attacker could use this flaw to provide a manipulated ciphertext leading to application crash and denial of service. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC S7-1500 Missing Encryption of Sensitive Data (CVE-2022-27779)

libcurl wrongly allows cookies to be set for Top Level Domains TLDs if thehost name is provided with a trailing dot.curl can be told to receive and send cookies. curl's cookie engine can bebuilt with or without Public Suffix Listawareness. If PSL support not provided, a more rudimentary check...

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 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 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 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 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 Out-of-bounds Write (CVE-2019-3863)

A flaw was found in libssh2 before 1.8.1. A server could send a multiple keyboard interactive response messages whose total length are greater than unsigned char max characters. This value is used as an index to copy memory causing in an out of bounds memory write error. This plugin only works wi...

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 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 Missing Encryption of Sensitive Data (CVE-2019-13565)

An issue was discovered in OpenLDAP 2.x before 2.4.48. When using SASL authentication and session encryption, and relying on the SASL security layers in slapd access controls, it is possible to obtain access that would otherwise be denied via a simple bind for any identity covered in those ACLs...

Siemens SIMATIC S7-1500 Authentication Bypass by Spoofing (CVE-2020-13529)

An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the server. Th...