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CVE-2021-1393

Multiple vulnerabilities in Cisco Application Services Engine could allow an unauthenticated, remote attacker to gain privileged access to host-level operations or to learn device-specific information, create diagnostic files, and make limited configuration changes. For more information about these vulnerabilities, see the Details section of this advisory.

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via "National Vulnerability Database".
CVE-2021-1227

A vulnerability in the NX-API feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to conduct a cross-site request forgery (CSRF) attack on an affected system. This vulnerability is due to insufficient CSRF protections for the NX-API on an affected device. An attacker could exploit this vulnerability by persuading a user of the NX-API to follow a malicious link. A successful exploit could allow the attacker to perform arbitrary actions with the privilege level of the affected user. The attacker could view and modify the device configuration. Note: The NX-API feature is disabled by default.

📖 Read

via "National Vulnerability Database".
CVE-2021-1387

A vulnerability in the network stack of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability exists because the software improperly releases resources when it processes certain IPv6 packets that are destined to an affected device. An attacker could exploit this vulnerability by sending multiple crafted IPv6 packets to an affected device. A successful exploit could cause the network stack to run out of available buffers, impairing operations of control plane and management plane protocols and resulting in a DoS condition. Manual intervention would be required to restore normal operations on the affected device. For more information about the impact of this vulnerability, see the Details section of this advisory.

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via "National Vulnerability Database".
CVE-2021-1231

A vulnerability in the Link Layer Discovery Protocol (LLDP) for Nexus 9000 Series Fabric Switches in Application Centric Infrastructure (ACI) mode could allow an unauthenticated, adjacent attacker to disable switching on a small form-factor pluggable (SFP) interface. This vulnerability is due to incomplete validation of the source of a received LLDP packet. An attacker could exploit this vulnerability by sending a crafted LLDP packet on an SFP interface to an affected device. A successful exploit could allow the attacker to disable switching on the SFP interface, which could disrupt network traffic.

📖 Read

via "National Vulnerability Database".
CVE-2021-1228

A vulnerability in the fabric infrastructure VLAN connection establishment of Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure (ACI) Mode could allow an unauthenticated, adjacent attacker to bypass security validations and connect an unauthorized server to the infrastructure VLAN. This vulnerability is due to insufficient security requirements during the Link Layer Discovery Protocol (LLDP) setup phase of the infrastructure VLAN. An attacker could exploit this vulnerability by sending a crafted LLDP packet on the adjacent subnet to an affected device. A successful exploit could allow the attacker to connect an unauthorized server to the infrastructure VLAN, which is highly privileged. With a connection to the infrastructure VLAN, the attacker can make unauthorized connections to Cisco Application Policy Infrastructure Controller (APIC) services or join other host endpoints.

📖 Read

via "National Vulnerability Database".
CVE-2021-1396

Multiple vulnerabilities in Cisco Application Services Engine could allow an unauthenticated, remote attacker to gain privileged access to host-level operations or to learn device-specific information, create diagnostic files, and make limited configuration changes. For more information about these vulnerabilities, see the Details section of this advisory.

📖 Read

via "National Vulnerability Database".
CVE-2021-1388

A vulnerability in an API endpoint of Cisco ACI Multi-Site Orchestrator (MSO) installed on the Application Services Engine could allow an unauthenticated, remote attacker to bypass authentication on an affected device. The vulnerability is due to improper token validation on a specific API endpoint. An attacker could exploit this vulnerability by sending a crafted request to the affected API. A successful exploit could allow the attacker to receive a token with administrator-level privileges that could be used to authenticate to the API on affected MSO and managed Cisco Application Policy Infrastructure Controller (APIC) devices.

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via "National Vulnerability Database".
CVE-2021-1361

A vulnerability in the implementation of an internal file management service for Cisco Nexus 3000 Series Switches and Cisco Nexus 9000 Series Switches in standalone NX-OS mode that are running Cisco NX-OS Software could allow an unauthenticated, remote attacker to create, delete, or overwrite arbitrary files with root privileges on the device. This vulnerability exists because TCP port 9075 is incorrectly configured to listen and respond to external connection requests. An attacker could exploit this vulnerability by sending crafted TCP packets to an IP address that is configured on a local interface on TCP port 9075. A successful exploit could allow the attacker to create, delete, or overwrite arbitrary files, including sensitive files that are related to the device configuration. For example, the attacker could add a user account without the device administrator knowing.

📖 Read

via "National Vulnerability Database".
CVE-2021-1367

A vulnerability in the Protocol Independent Multicast (PIM) feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a crafted PIM packet to an affected device. A successful exploit could allow the attacker to cause a traffic loop, resulting in a DoS condition.

📖 Read

via "National Vulnerability Database".
CVE-2021-1229

A vulnerability in ICMP Version 6 (ICMPv6) processing in Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a slow system memory leak, which over time could lead to a denial of service (DoS) condition. This vulnerability is due to improper error handling when an IPv6-configured interface receives a specific type of ICMPv6 packet. An attacker could exploit this vulnerability by sending a sustained rate of crafted ICMPv6 packets to a local IPv6 address on a targeted device. A successful exploit could allow the attacker to cause a system memory leak in the ICMPv6 process on the device. As a result, the ICMPv6 process could run out of system memory and stop processing traffic. The device could then drop all ICMPv6 packets, causing traffic instability on the device. Restoring device functionality would require a device reboot.

📖 Read

via "National Vulnerability Database".
🦿 How to protect yourself from common job search scams 🦿

A new FlexJobs survey reveals 14 of the most common--and successful--job-search scams. Here's how to identify them and not become a victim.

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via "Tech Republic".
Tax Season Ushers in Quickbooks Data-Theft Spike

Quickbooks malware targets tax data for attackers to sell and use in phishing scams.

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via "Threat Post".
🕴 New APT Group Targets Airline Industry & Immigration 🕴

LazyScript bears similarities to some Middle Eastern groups but appears to be a distinct operation of its own, Malwarebytes says.

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via "Dark Reading".
🕴 61% of Malware Delivered via Cloud Apps: Report 🕴

Researchers report the majority of malware is now delivered via cloud applications - a jump from 48% last year.

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via "Dark Reading".
🕴 Cybercriminals Target QuickBooks Databases 🕴

Stolen financial files then get sold on the Dark Web, researchers say.

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via "Dark Reading".
CVE-2020-9052

** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: The CNA or individual who requested this candidate did not associate it with any vulnerability during 2020. Notes: none.

📖 Read

via "National Vulnerability Database".
CVE-2020-9053

** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: The CNA or individual who requested this candidate did not associate it with any vulnerability during 2020. Notes: none.

📖 Read

via "National Vulnerability Database".
CVE-2020-9051

** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: The CNA or individual who requested this candidate did not associate it with any vulnerability during 2020. Notes: none.

📖 Read

via "National Vulnerability Database".
CVE-2021-27671

An issue was discovered in the comrak crate before 0.9.1 for Rust. XSS can occur because the protection mechanism for data: and javascript: URIs is case-sensitive, allowing (for example) Data: to be used in an attack.

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via "National Vulnerability Database".
CVE-2021-27670

Appspace 6.2.4 allows SSRF via the api/v1/core/proxy/jsonprequest url parameter.

📖 Read

via "National Vulnerability Database".
S3 Ep21: Cryptomining clampdown, the 100-ton man, and ScamClub ads [Podcast]

Latest episode - listen now!

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via "Naked Security".