Siemens SIMATIC Devices Linux Kernel Use After Free (CVE-2022-47946)

An issue was discovered in the Linux kernel 5.10.x before 5.10.155. A use-after-free in iosqpollwaitsq in fs/iouring.c allows an attacker to crash the kernel, resulting in denial of service. finishwait can be skipped. An attack can occur in some situations by forking a process and then quickly...

Siemens SIMATIC S7-1500 TM MFP BIOS Improper Handling of Exceptional Conditions (CVE-2021-28831)

decompressgunzip.c in BusyBox through 1.32.1 mishandles the error bit on the huftbuild result pointer, with a resultant invalid free or segmentation fault, via malformed gzip data. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more informatio...

Siemens SIMATIC S7-1500 TM MFP BIOS Use After Free (CVE-2021-42380)

A use-after-free in awk leads to denial of service and possibly code execution when processing a crafted awk pattern in the clrvar function. 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 Devices Linux Kernel Use After Free (CVE-2022-4095)

A use-after-free flaw was found in Linux kernel before 5.19.2. This issue occurs in cmdhdlfilter in drivers/staging/rtl8712/rtl8712cmd.c, allowing an attacker to launch a local denial of service attack and gain escalation of privileges. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC Devices Linux Kernel NULL Pointer Dereference (CVE-2022-1852)

A NULL pointer dereference flaw was found in the Linux kernel's KVM module, which can lead to a denial of service in the x86emulateinsn in arch/x86/kvm/emulate.c. This flaw occurs while executing an illegal instruction in guest in the Intel CPU. This plugin only works with Tenable.ot. Please visi...

Siemens SIMATIC S7-1500 TM MFP BIOS Use After Free (CVE-2021-42382)

A use-after-free in awk leads to denial of service and possibly code execution when processing a crafted awk pattern in the getvars function. 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 TM MFP BIOS Double Free (CVE-2021-27645)

The nameserver caching daemon nscd in the GNU C Library aka glibc or libc6 2.29 through 2.33, when processing a request for netgroup lookup, may crash due to a double-free, potentially resulting in degraded service or Denial of Service on the local system. This is related to netgroupcache.c. This...

Siemens SIMATIC S7-1500 TM MFP BIOS Use After Free (CVE-2021-42384)

A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the handlespecial function. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL...

Siemens SIMATIC Devices Linux Kernel Incomplete Cleanup (CVE-2022-21166)

Incomplete cleanup in specific special register write operations for some IntelR Processors may allow an authenticated user to potentially enable information disclosure via local access. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more...

Siemens SIMATIC S7-1500 TM MFP BIOS NULL Pointer Dereference (CVE-2021-42373)

A NULL pointer dereference in Busybox's man applet leads to denial of service when a section name is supplied but no page argument is given. 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 Devices Linux Kernel NULL Pointer Dereference (CVE-2022-3621)

A vulnerability was found in Linux Kernel. It has been classified as problematic. Affected is the function nilfsbmaplookupatlevel of the file fs/nilfs2/inode.c of the component nilfs2. The manipulation leads to null pointer dereference. It is possible to launch the attack remotely. It is...

Siemens SIMATIC S7-1500 TM MFP BIOS Missing Encryption of Sensitive Data (CVE-2022-28391)

BusyBox through 1.35.0 allows remote attackers to execute arbitrary code if netstat is used to print a DNS PTR record's value to a VT compatible terminal. Alternatively, the attacker could choose to change the terminal's colors. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC Devices Linux Kernel Use After Free (CVE-2022-41222)

mm/mremap.c in the Linux kernel before 5.13.3 has a use-after-free via a stale TLB because an rmap lock is not held during a PUD move. 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, SCALANCE and RUGGEDCOM Devices Linux Kernel Improper Input Validation (CVE-2022-36879)

An issue was discovered in the Linux kernel through 5.18.14. xfrmexpandpolicies in net/xfrm/xfrmpolicy.c can cause a refcount to be dropped twice. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable,...

Siemens SIMATIC, SCALANCE and RUGGEDCOM Devices Linux Kernel Observable Discrepancy (CVE-2022-32296)

The Linux kernel before 5.17.9 allows TCP servers to identify clients by observing what source ports are used. This occurs because of use of Algorithm 4 Double-Hash Port Selection Algorithm of RFC 6056. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-...

Siemens SIMATIC Devices Linux Kernel Use After Free (CVE-2022-1882)

A use-after-free flaw was found in the Linux kernel's pipes functionality in how a user performs manipulations with the pipe postonenotification after freepipeinfo that is already called. This flaw allows a local user to crash or potentially escalate their privileges on the system. This plugin on...

Siemens SIMATIC Devices Linux Kernel Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') (CVE-2022-3028)

A race condition was found in the Linux kernel's IP framework for transforming packets XFRM subsystem when multiple calls to xfrmprobealgs occurred simultaneously. This flaw could allow a local attacker to potentially trigger an out-of-bounds write or leak kernel heap memory by performing an...

Siemens SIMATIC Devices Linux Kernel Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') (CVE-2022-41849)

drivers/video/fbdev/smscufx.c in the Linux kernel through 5.19.12 has a race condition and resultant use-after-free if a physically proximate attacker removes a USB device while calling open, aka a race condition between ufxopsopen and ufxusbdisconnect. This plugin only works with Tenable.ot...

Siemens SIMATIC S7-1500 TM MFP BIOS Loop with Unreachable Exit Condition ('Infinite Loop') (CVE-2020-27618)

The iconv function in the GNU C Library aka glibc or libc6 2.32 and earlier, when processing invalid multi-byte input sequences in IBM1364, IBM1371, IBM1388, IBM1390, and IBM1399 encodings, fails to advance the input state, which could lead to an infinite loop in applications, resulting in a deni...

Siemens SIMATIC S7-1500 TM MFP BIOS Missing Encryption of Sensitive Data (CVE-2023-0394)

A NULL pointer dereference flaw was found in rawv6pushpendingframes in net/ipv6/raw.c in the network subcomponent in the Linux kernel. This flaw causes the system to crash. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...