How Quantum Computers Can Impact Security

While it might be too early to completely overhaul security protocols to prepare for quantum computing — not to mention that there is currently no post-quantum cryptographic standard existing at the moment — it would be a good idea for organizations to start planning for the future...

PT-2021-7529

Name of the Vulnerable Software and Affected Versions Modicon M340 CPUs versions prior to V3.40 Modicon M340 X80 Ethernet Communication Modules: BMXNOE0100 H, BMXNOE0110 H, BMXNOC0401, BMXNOR0200H RTU All Versions Modicon Premium Processors with integrated Ethernet Copro: TSXP574634, TSXP575634,...

PT-2021-7528 · Schneider Electric · Modicon M340 X80 Ethernet Communication Modules +5

Name of the Vulnerable Software and Affected Versions: Modicon M340 CPUs versions prior to V3.40 Modicon M340 X80 Ethernet Communication Modules versions all versions Modicon Premium Processors with integrated Ethernet versions all versions Modicon Quantum Processors with Integrated Ethernet...

CVE-2021-22789

A CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BM...

CVE-2021-22792

A CWE-476: NULL Pointer Dereference vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BMEP and BMEH, all versions, Modicon M340 CPU par...

CVE-2021-22790

A CWE-125: Out-of-bounds Read vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BMEP and BMEH, all versions, Modicon M340 CPU part...

CVE-2021-22791

A CWE-787: Out-of-bounds Write vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BMEP and BMEH, all versions, Modicon M340 CPU part...

CVE-2021-22792

A CWE-476: NULL Pointer Dereference vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BMEP and BMEH, all versions, Modicon M340 CPU par...

Out-of-bounds

A CWE-125: Out-of-bounds Read vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BMEP and BMEH, all versions, Modicon M340 CPU part...

CVE-2021-22790

A CWE-125: Out-of-bounds Read vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BMEP and BMEH, all versions, Modicon M340 CPU part...

Out-of-bounds

A CWE-787: Out-of-bounds Write vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BMEP and BMEH, all versions, Modicon M340 CPU part...

Design/Logic Flaw

A CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BM...

CVE-2021-22792

A CWE-476: NULL Pointer Dereference vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BMEP and BMEH, all versions, Modicon M340 CPU par...

CVE-2021-22792

A CWE-476: NULL Pointer Dereference vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BMEP and BMEH, all versions, Modicon M340 CPU par...

CVE-2021-22791

A CWE-787: Out-of-bounds Write vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BMEP and BMEH, all versions, Modicon M340 CPU part...

CVE-2021-22791

CVE-2021-22791 is a CWE-787 Out-of-bounds Write affecting Schneider Electric Modicon PLC line and related simulators. The root cause is upgrade-file validation failure in the controller application, which can lead to a Denial of Service when updating with a specially crafted project file. Affecte...

CVE-2021-22790

CVE-2021-22790 is an out-of-bounds read (CWE-125) vulnerability affecting Schneider Electric Modicon/M580/M340/MC80/Momentum Ethernet/Quantum/Premium CPUs and PLC simulators, triggered by a specially crafted project file. Root cause: out-of-bounds read could cause Denial of Service on Modicon PLC...

CVE-2021-22790

A CWE-125: Out-of-bounds Read vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BMEP and BMEH, all versions, Modicon M340 CPU part...

CVE-2021-22789

A CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BM...

The vulnerability of microprogrammed software in Schneider Electric’s programmable logic controllers such as Modicon M340, Modicon Quantum, and Modicon Premium lies in the insufficient checking of unusual or exceptional states. This allows a intruder to trigger a malfunction in maintenance by using a specially crafted HTTP packet.

The vulnerability of microprogrammed software in Schneider Electric’s programmable logic controllers such as Modicon M340, Modicon Quantum, and Modicon Premium lies in the insufficient testing of unusual or exceptional states. Exploiting this vulnerability can allow an attacker operating remotely...