Siemens SIMATIC CN 4100

SUMMARY SIMATIC CN 4100 contains multiple vulnerabilities which could potentially lead to a compromise in availability, integrity and confidentiality. Siemens has released a new version for SIMATIC CN 4100 and recommends to update to the latest version. 2. GENERAL RECOMMENDATIONS As a general...

SIMATIC Virtualization as a Service Permission Bypass

The vulnerability of SIMATIC Virtualization as a Service SiVaaS platform is related to the improper assignment of permissions for critical resources. Exploiting this vulnerability can allow an attacker, operating remotely, to gain unauthorized read and write access to data...

Siemens SIMATIC and SCALANCE Use After Free (CVE-2023-3776)

A use-after-free vulnerability in the Linux kernel's net/sched: clsfw component can be exploited to achieve local privilege escalation. If tcfchangeindev fails, fwsetparms will immediately return an error after incrementing or decrementing the reference counter in tcfbindfilter. If an attacker ca...

Siemens SIMATIC S7-1500 Use After Free (CVE-2023-31248)

Linux Kernel nftables Use-After-Free Local Privilege Escalation Vulnerability; nftchainlookupbyid failed to check whether a chain was active and CAPNETADMIN is in any user or network namespace This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for mor...

Siemens SIMATIC and SCALANCE Use After Free (CVE-2023-4128)

A use-after-free vulnerability in net/sched/clsfw.c in classifiers clsfw, clsu32, and clsroute in the Linux Kernel allows a local attacker to perform a local privilege escalation due to incorrect handling of the existing filter, leading to a kernel information leak. This plugin only works with...

Siemens SIMATIC and SCALANCE Devices Use After Free (CVE-2023-3390)

A use-after-free vulnerability was found in the Linux kernel's netfilter subsystem in net/netfilter/nftablesapi.c. Mishandled error handling with NFTMSGNEWRULE makes it possible to use a dangling pointer in the same transaction causing a use-after-free vulnerability. This flaw allows a local...

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 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 Uncontrolled Resource Consumption (CVE-2019-9674)

Lib/zipfile.py in Python through 3.7.2 allows remote attackers to cause a denial of service resource consumption via a ZIP bomb. 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-2020-29573)

sysdeps/i386/ldbl2mpn.c in the GNU C Library aka glibc or libc6 before 2.23 on x86 targets has a stack-based buffer overflow if the input to any of the printf family of functions is an 80-bit long double with a non-canonical bit pattern, as seen when passing a...

Siemens SIMATIC S7-1500 Out-of-bounds Read (CVE-2020-36223)

A flaw was discovered in OpenLDAP before 2.4.57 leading to a slapd crash in the Values Return Filter control handling, resulting in denial of service double free and out-of-bounds read. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more...

Siemens SIMATIC S7-1500 Access of Resource Using Incompatible Type (CVE-2020-36229)

A flaw was discovered in ldapX509dn2bv in OpenLDAP before 2.4.57 leading to a slapd crash in the X.509 DN parsing in adkeystring, 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...

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 and Ruggedcom ROX Devices Use After Free (CVE-2021-36084)

The CIL compiler in SELinux 3.2 has a use-after-free in cilverifyclassperms called from cilverifyclasspermission and cilpreverifyhelper. 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 and Ruggedcom ROX Devices Use After Free (CVE-2021-36086)

The CIL compiler in SELinux 3.2 has a use-after-free in cilresetclasspermission called from cilresetclasspermsset and cilresetclasspermslist. 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-2022-1271)

An arbitrary file write vulnerability was found in GNU gzip's zgrep utility. When zgrep is applied on the attacker's chosen file name for example, a crafted file name, this can overwrite an attacker's content to an arbitrary attacker-selected file. This flaw occurs due to insufficient validation...

Siemens SIMATIC S7-1500 Out-of-bounds Read (CVE-2019-17594)

There is a heap-based buffer over-read in the ncfindentry function in tinfo/comphash.c in the terminfo library in ncurses before 6.1-20191012. 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 Neutralization of Special Elements in Output Used by a Downstream Component (CVE-2019-18348)

An issue was discovered in urllib2 in Python 2.x through 2.7.17 and urllib in Python 3.x through 3.8.0. 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 host component of a URL follow...

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 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...