Design/Logic Flaw

An attacker with access to a malicious hypervisor may be able to infer data values used in a SEV guest on AMD CPUs by monitoring ciphertext values over time...

CVE-2021-46744

Technical details about CVE-2021-46744 are not publicly provided in the supplied Connected documents. The initial entry mentions a SEV data-inference risk on AMD SEV guests, but no product/version/root-cause/fix is given here. Monitor for updates.

CVE-2021-46744

An attacker with access to a malicious hypervisor may be able to infer data values used in a SEV guest on AMD CPUs by monitoring ciphertext values over time...

CVE-2021-46744: Observable Discrepancy

An attacker with access to a malicious hypervisor may be able to infer data values used in a SEV guest on AMD CPUs by monitoring ciphertext values over time...

Release of Technical Report into the AMD Security Processor

Posted by James Forshaw, Google Project Zero Today, members of Project Zero and the Google Cloud security team are releasing a technical report on a security review of AMD Secure Processor ASP. The ASP is an isolated ARM processor in AMD EPYC CPUs that adds a root of trust and controls secure...

Amazon Linux 2 : kernel (ALASKERNEL-5.4-2022-002)

The version of kernel installed on the remote host is prior to 5.4.110-54.182. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.4-2022-002 advisory. 2024-09-12: CVE-2021-4442 was added to this advisory. An issue was discovered in the Linux kernel...

SUSE SLES15 Security Update : xen (SUSE-SU-2022:1300-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:1300-1 advisory. - LFENCE/JMP mitigation V2-2 may not sufficiently mitigate CVE-2017-5715 on some AMD CPUs. CVE-2021-26401 - Non-transparent sharing...

SUSE SLES12 Security Update : xen (SUSE-SU-2022:1285-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:1285-1 advisory. - LFENCE/JMP mitigation V2-2 may not sufficiently mitigate CVE-2017-5715 on some AMD CPUs. CVE-2021-26401 - Non-transparent sharing...

CVE-2021-40368

A vulnerability has been identified in SIMATIC S7-400 CPU 412-1 DP V7 All versions, SIMATIC S7-400 CPU 412-2 DP V7 All versions, SIMATIC S7-400 CPU 412-2 PN/DP V7 All versions V7.0.3, SIMATIC S7-400 CPU 414-2 DP V7 All versions, SIMATIC S7-400 CPU 414-3 DP V7 All versions, SIMATIC S7-400 CPU 414-...

Oracle Linux 7 / 8 : Unbreakable Enterprise kernel-container (ELSA-2022-9274)

The remote Oracle Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9274 advisory. - KVM: x86/mmu: do compare-and-exchange of gPTE via the user address Paolo Bonzini Orabug: 34053807 CVE-2022-1158 - netfilter: nftables: initialize...

Citrix Hypervisor Security Update

A security issue has been identified that affects Citrix Hypervisor. This issue may allow privileged code in a guest VM to cause the host to crash or become unresponsive. The issue only affects systems with Intel CPUs where the malicious guest VM has had a physical PCI device assigned to it by th...

CVE-2021-32982 Automation Direct CLICK PLC CPU Modules Cleartext Transmission of Sensitive Information

Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00 passwords are sent as plaintext during unlocking and project transfers. An attacker who has network visibility can observe the password exchange...

CVE-2021-32984: Authentication Bypass Using an Alternate Path or Channel

All programming connections receive the same unlocked privileges, which can result in a privilege escalation. During the time Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00 is unlocked by an authorized user, an attacker can connect to the PLC and read the project...

CVE-2021-32978: Plaintext Storage of a Password

The programming protocol allows for a previously entered password and lock state to be read by an attacker. If the previously entered password was successful, the attacker can then use the password to unlock Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00...

CVE-2021-32986: Authentication Bypass Using an Alternate Path or Channel

After Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00 is unlocked by an authorized user, the unlocked state does not timeout. If the programming software is interrupted, the PLC remains unlocked. All subsequent programming connections are allowed without...

PT-2022-10176

Name of the Vulnerable Software and Affected Versions Automation Direct CLICK PLC CPU Modules: C0-1x CPUs versions prior to v3.00 Description The issue allows an attacker to connect to the PLC and read the project without authorization during the time it is unlocked by an authorized user, resulti...

CVE-2021-32980: Authentication Bypass Using an Alternate Path or Channel

Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00 does not protect against additional software programming connections. An attacker can connect to the PLC while an existing connection is already active...

CVE-2021-32982: Cleartext Transmission of Sensitive Information

Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00 passwords are sent as plaintext during unlocking and project transfers. An attacker who has network visibility can observe the password exchange...

CVE-2022-25159

Authentication Bypass by Capture-replay vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5UC CPU all versions, Mitsubishi Electric MELSEC iQ-F series FX5UJ CPU all versions, Mitsubishi Electric MELSEC iQ-R series R00/01/02CPU all versions, Mitsubishi Electric MELSEC iQ-R series...

SUSE SLES12: xen / xen-devel / xen-doc-html / xen-libs / xen-libs-32bit / etc (SUSE-SU-2022:0939-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:0939-1 advisory. Transient execution side-channel attacks attacking the Branch History Buffer BHB, named 'Branch Target Injection' and 'Intra-Mode...