Cobalt Strike, a Defender’s Guide
Part I: https://thedfirreport.com/2021/08/29/cobalt-strike-a-defenders-guide
Part II: https://thedfirreport.com/2022/01/24/cobalt-strike-a-defenders-guide-part-2
Part I: https://thedfirreport.com/2021/08/29/cobalt-strike-a-defenders-guide
Part II: https://thedfirreport.com/2022/01/24/cobalt-strike-a-defenders-guide-part-2
The DFIR Report
Cobalt Strike, a Defender's Guide
As you have noticed from our reporting so far, Cobalt Strike is used as a post-exploitation tool with various malware droppers responsible for the initial infection stage. Some of the most common droppers we see are IcedID (a.k.a. BokBot), ZLoader, Qbot (a.k.a.…
FBI Releases Indicators of Compromise Associated with LockBit 2.0 Ransomware
https://www.cisa.gov/uscert/ncas/current-activity/2022/02/07/fbi-releases-indicators-compromise-associated-lockbit-20
https://www.cisa.gov/uscert/ncas/current-activity/2022/02/07/fbi-releases-indicators-compromise-associated-lockbit-20
www.cisa.gov
FBI Releases Indicators of Compromise Associated with LockBit 2.0 Ransomware | CISA
The Federal Bureau of Investigation (FBI) has released a Flash report detailing indicators of compromise (IOCs) associated with attacks, using LockBit 2.0, a Ransomware-as-a-Service that employs a wide variety of tactics, techniques, and procedures, creating…
VMSA-2021-0028.11
CVSSv3 Range: 9.0-10.0
Issue Date: 2021-12-10
Updated On: 2022-02-08
CVE(s): CVE-2021-44228, CVE-2021-45046
Synopsis:
VMware Response to Apache Log4j Remote Code Execution Vulnerabilities (CVE-2021-44228, CVE-2021-45046)
https://www.vmware.com/security/advisories/VMSA-2021-0028.html
CVSSv3 Range: 9.0-10.0
Issue Date: 2021-12-10
Updated On: 2022-02-08
CVE(s): CVE-2021-44228, CVE-2021-45046
Synopsis:
VMware Response to Apache Log4j Remote Code Execution Vulnerabilities (CVE-2021-44228, CVE-2021-45046)
https://www.vmware.com/security/advisories/VMSA-2021-0028.html
Critical Vulnerabilities Affecting SAP Applications Employing Internet Communication Manager (ICM)
https://www.cisa.gov/uscert/ncas/current-activity/2022/02/08/critical-vulnerabilities-affecting-sap-applications-employing
https://www.cisa.gov/uscert/ncas/current-activity/2022/02/08/critical-vulnerabilities-affecting-sap-applications-employing
www.cisa.gov
Critical Vulnerabilities Affecting SAP Applications Employing Internet Communication Manager (ICM) | CISA
On February 8, 2022, SAP released security updates to address vulnerabilities affecting multiple products, including critical vulnerabilities affecting SAP applications using SAP Internet Communication Manager (ICM). SAP applications help organizations manage…
Citrix Releases Security Updates for Hypervisor
https://www.cisa.gov/uscert/ncas/current-activity/2022/02/08/citrix-releases-security-updates-hypervisor
https://www.cisa.gov/uscert/ncas/current-activity/2022/02/08/citrix-releases-security-updates-hypervisor
www.cisa.gov
Citrix Releases Security Updates for Hypervisor | CISA
Citrix has released security updates to address vulnerabilities in Hypervisor. An attacker could exploit these vulnerabilities to cause a denial-of-service condition. CISA encourages users and administrators to review Citrix Security Update CTX337526 and…
Vodafone Portugal hit by a massive cyberattack
Portugal causing severe outages in the country of its communication and television services.
https://securityaffairs.co/wordpress/127799/cyber-crime/vodafone-portugal-massive-cyberattack.html
Portugal causing severe outages in the country of its communication and television services.
https://securityaffairs.co/wordpress/127799/cyber-crime/vodafone-portugal-massive-cyberattack.html
Security Affairs
Vodafone Portugal hit by a massive cyberattack
A cyberattack hit Vodafone Portugal causing severe outages in the country of its communication and television services.
Vulnerabilidad de ejecución remota de código en Tapo C200 de TP-LINK
Fecha de publicación: 11/02/2022
Importancia: 5 - Crítica
Recursos afectados:
Tapo C200 versión 1.15 y anteriores.
Descripción:
INCIBE ha coordinado la publicación de una vulnerabilidad en TP-Link Tapo C200, con el código interno INCIBE-2021-0601, que ha sido descubierta por Víctor Fresco Perales.
A esta vulnerabilidad se le ha asignado el código CVE-2021-4045. Se ha calculado una puntuación base CVSS v3.1 de 9,8, siendo el cálculo del CVSS el siguiente: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
https://www.incibe-cert.es/alerta-temprana/avisos-seguridad/vulnerabilidad-ejecucion-remota-codigo-tapo-c200-tp-link
Fecha de publicación: 11/02/2022
Importancia: 5 - Crítica
Recursos afectados:
Tapo C200 versión 1.15 y anteriores.
Descripción:
INCIBE ha coordinado la publicación de una vulnerabilidad en TP-Link Tapo C200, con el código interno INCIBE-2021-0601, que ha sido descubierta por Víctor Fresco Perales.
A esta vulnerabilidad se le ha asignado el código CVE-2021-4045. Se ha calculado una puntuación base CVSS v3.1 de 9,8, siendo el cálculo del CVSS el siguiente: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
https://www.incibe-cert.es/alerta-temprana/avisos-seguridad/vulnerabilidad-ejecucion-remota-codigo-tapo-c200-tp-link
VMSA-2021-0028.12
CVSSv3 Range:9.0-10.0
Issue Date:2021-12-10
Updated On:2022-02-10
2021/12/10: Exploitation attempts in the wild of CVE-2021-44228 have been confirmed by VMware.
https://www.vmware.com/security/advisories/VMSA-2021-0028.html
CVSSv3 Range:9.0-10.0
Issue Date:2021-12-10
Updated On:2022-02-10
2021/12/10: Exploitation attempts in the wild of CVE-2021-44228 have been confirmed by VMware.
https://www.vmware.com/security/advisories/VMSA-2021-0028.html
Apple Releases Security Updates for Multiple Products
Apple has released security updates to address vulnerabilities in multiple products. An attacker could exploit some of these vulnerabilities to take control of an affected system. Some of these vulnerabilities have been detected in exploits in the wild.
CISA encourages users and administrators to review the Apple security pages for the following products and apply the necessary updates.
Safari 15.3 (v. 16612.4.9.1.8 and 15612.4.9.1.8)
macOS Monterey 12.2.1
iOS 15.3.1 and iPadOS 15.3.1
https://www.cisa.gov/uscert/ncas/current-activity/2022/02/11/apple-releases-security-updates-multiple-products
Apple has released security updates to address vulnerabilities in multiple products. An attacker could exploit some of these vulnerabilities to take control of an affected system. Some of these vulnerabilities have been detected in exploits in the wild.
CISA encourages users and administrators to review the Apple security pages for the following products and apply the necessary updates.
Safari 15.3 (v. 16612.4.9.1.8 and 15612.4.9.1.8)
macOS Monterey 12.2.1
iOS 15.3.1 and iPadOS 15.3.1
https://www.cisa.gov/uscert/ncas/current-activity/2022/02/11/apple-releases-security-updates-multiple-products
www.cisa.gov
Apple Releases Security Updates for Multiple Products | CISA
Apple has released security updates to address vulnerabilities in multiple products. An attacker could exploit some of these vulnerabilities to take control of an affected system. Some of these vulnerabilities have been detected in exploits in the wild. CISA…
pfSense Plus version 22.01 and pfSense CE version 2.6.0 Software are Now Available
https://www.netgate.com/blog/pfsense-plus-software-version-22.01-and-ce-2.6.0-are-now-available
https://www.netgate.com/blog/pfsense-plus-software-version-22.01-and-ce-2.6.0-are-now-available
Netgate
pfSense Plus Version 22.01 and CE Version 2.6.0 Software Now Available
This is a regularly scheduled release of pfSense Plus software and pfSense CE software including new features, additional hardware support, and bug fixes.
VMSA-2022-0001.2
CVSSv3 Range: 7.7
Issue Date: 2022-01-04
Updated On: 2022-02-14
CVE(s): CVE-2021-22045
Synopsis:
VMware Workstation, Fusion and ESXi updates address a heap-overflow vulnerability (CVE-2021-22045)
Impacted Products
VMware ESXi
VMware Workstation Pro / Player (Workstation)
VMware Fusion
VMware Cloud Foundation
https://www.vmware.com/security/advisories/VMSA-2022-0001.html
CVSSv3 Range: 7.7
Issue Date: 2022-01-04
Updated On: 2022-02-14
CVE(s): CVE-2021-22045
Synopsis:
VMware Workstation, Fusion and ESXi updates address a heap-overflow vulnerability (CVE-2021-22045)
Impacted Products
VMware ESXi
VMware Workstation Pro / Player (Workstation)
VMware Fusion
VMware Cloud Foundation
https://www.vmware.com/security/advisories/VMSA-2022-0001.html
VMSA-2022-0004
CVSSv3 Range: 5.3-8.4
Issue Date: 2022-02-15
CVE(s):CVE-2021-22040, CVE-2021-22041, CVE-2021-22042, CVE-2021-22043, CVE-2021-22050
Synopsis:
VMware ESXi, Workstation, and Fusion updates address multiple security vulnerabilities (CVE-2021-22040, CVE-2021-22041, CVE-2021-22042, CVE-2021-22043, CVE-2021-22050)
Impacted Products
VMware ESXi
VMware Workstation Pro / Player (Workstation)
VMware Fusion Pro / Fusion (Fusion)
VMware Cloud Foundation (Cloud Foundation)
https://www.vmware.com/security/advisories/VMSA-2022-0004.html
CVSSv3 Range: 5.3-8.4
Issue Date: 2022-02-15
CVE(s):CVE-2021-22040, CVE-2021-22041, CVE-2021-22042, CVE-2021-22043, CVE-2021-22050
Synopsis:
VMware ESXi, Workstation, and Fusion updates address multiple security vulnerabilities (CVE-2021-22040, CVE-2021-22041, CVE-2021-22042, CVE-2021-22043, CVE-2021-22050)
Impacted Products
VMware ESXi
VMware Workstation Pro / Player (Workstation)
VMware Fusion Pro / Fusion (Fusion)
VMware Cloud Foundation (Cloud Foundation)
https://www.vmware.com/security/advisories/VMSA-2022-0004.html
VMSA-2022-0005
CVSSv3 Range: 8.8
Issue Date: 2022-02-15
CVE(s): CVE-2022-22945
Synopsis:
VMware NSX Data Center for vSphere update addresses CLI shell injection vulnerability (CVE-2022-22945)
Impacted Products
VMware NSX Data Center for vSphere (NSX-V)
https://www.vmware.com/security/advisories/VMSA-2022-0005.html
CVSSv3 Range: 8.8
Issue Date: 2022-02-15
CVE(s): CVE-2022-22945
Synopsis:
VMware NSX Data Center for vSphere update addresses CLI shell injection vulnerability (CVE-2022-22945)
Impacted Products
VMware NSX Data Center for vSphere (NSX-V)
https://www.vmware.com/security/advisories/VMSA-2022-0005.html
VMware
VMSA-2022-0005
VMware NSX Edge update addresses CLI shell injection vulnerability (CVE-2022-22945)
Múltiples vulnerabilidades en productos VMware
Fecha de publicación: 16/02/2022
Importancia: 5 - Crítica
Recursos afectados:
ESXi, versiones:
7.0 U3;
7.0 U2;
7.0 U1;
7.0;
6.7;
6.5.
Fusion, versiones 12.x.
Workstation, versiones 16.x.
Cloud Foundation (ESXi), versiones:
4.x;
3.x.
NSX Data Center para vSphere, todas las versiones.
https://www.incibe-cert.es/alerta-temprana/avisos-seguridad/multiples-vulnerabilidades-productos-vmware-24
Fecha de publicación: 16/02/2022
Importancia: 5 - Crítica
Recursos afectados:
ESXi, versiones:
7.0 U3;
7.0 U2;
7.0 U1;
7.0;
6.7;
6.5.
Fusion, versiones 12.x.
Workstation, versiones 16.x.
Cloud Foundation (ESXi), versiones:
4.x;
3.x.
NSX Data Center para vSphere, todas las versiones.
https://www.incibe-cert.es/alerta-temprana/avisos-seguridad/multiples-vulnerabilidades-productos-vmware-24
INCIBE-CERT
Múltiples vulnerabilidades en productos VMware
Los investigadores Wei de Kunlun Lab, junto con Dimitri Di Cristofaro y Przemek Reszke de SECFORCE LTD, han reportado 6 vulnerabilidades, 5 de severidad alta y 1 media, aunque la combinación de
Múltiples vulnerabilidades en productos de TIBCO
Fecha de publicación: 16/02/2022
Importancia: 5 - Crítica
Recursos afectados:
TIBCO BusinessConnect Container Edition versión 1.1.0 y anteriores;
TIBCO AuditSafe versión 1.1.0 y anteriores.
Componentes Database, Auth Server y Web Server.
Descripción:
TIBCO ha reportado 3 vulnerabilidades: 2 de severidad crítica y 1 de severidad alta por las que un atacante no autenticado con acceso a la red podría ejecutar métodos de la API en el sistema afectado y obtener nombres y contraseñas de los usuarios.
https://www.incibe-cert.es/alerta-temprana/avisos-seguridad/multiples-vulnerabilidades-productos-tibco-4
Fecha de publicación: 16/02/2022
Importancia: 5 - Crítica
Recursos afectados:
TIBCO BusinessConnect Container Edition versión 1.1.0 y anteriores;
TIBCO AuditSafe versión 1.1.0 y anteriores.
Componentes Database, Auth Server y Web Server.
Descripción:
TIBCO ha reportado 3 vulnerabilidades: 2 de severidad crítica y 1 de severidad alta por las que un atacante no autenticado con acceso a la red podría ejecutar métodos de la API en el sistema afectado y obtener nombres y contraseñas de los usuarios.
https://www.incibe-cert.es/alerta-temprana/avisos-seguridad/multiples-vulnerabilidades-productos-tibco-4
Drupal Releases Security Updates
Drupal has released security updates to address vulnerabilities affecting Drupal 7, 9.2, and 9.3. An attacker could exploit one of these vulnerabilities to take control of an affected system.
CISA encourages users and administrators to review Drupal security advisories SA-CORE-2022-003 and SA-CORE-2022-004 and apply the necessary updates.
https://www.cisa.gov/uscert/ncas/current-activity/2022/02/17/drupal-releases-security-updates
Drupal has released security updates to address vulnerabilities affecting Drupal 7, 9.2, and 9.3. An attacker could exploit one of these vulnerabilities to take control of an affected system.
CISA encourages users and administrators to review Drupal security advisories SA-CORE-2022-003 and SA-CORE-2022-004 and apply the necessary updates.
https://www.cisa.gov/uscert/ncas/current-activity/2022/02/17/drupal-releases-security-updates
www.cisa.gov
Drupal Releases Security Updates | CISA
Drupal has released security updates to address vulnerabilities affecting Drupal 7, 9.2, and 9.3. An attacker could exploit one of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the following…
Cisco Releases Security Updates for Email Security Appliance
https://www.cisa.gov/uscert/ncas/current-activity/2022/02/17/cisco-releases-security-updates-email-security-appliance
https://www.cisa.gov/uscert/ncas/current-activity/2022/02/17/cisco-releases-security-updates-email-security-appliance
www.cisa.gov
Cisco Releases Security Updates for Email Security Appliance | CISA
Cisco has released security updates to address a vulnerability affecting Cisco Email Security Appliance. A remote attacker could exploit this vulnerability to cause a denial-of-service condition. For updates addressing lower severity vulnerabilities, see…
Unsafe client-side session storage leading to authentication bypass / instance takeover via Zabbix Frontend with configured SAML (CVE-2022-23131)
https://support.zabbix.com/plugins/servlet/mobile#issue/ZBX-20350
https://support.zabbix.com/plugins/servlet/mobile#issue/ZBX-20350
Critical Flaw Uncovered in WordPress Backup Plugin Used by Over 3 Million Sites
https://thehackernews.com/2022/02/critical-flaw-uncovered-in-wordpress.html
https://thehackernews.com/2022/02/critical-flaw-uncovered-in-wordpress.html