Google Releases Security Updates for Chrome – Updated November 3, 2020
November 3, 2020
Cybersecurity
Oracle Releases Out-of-Band Security Alert
Oracle has released an out-of-band security alert to address a remote code execution vulnerability—CVE-2020-14750 - in Oracle WebLogic Server. A remote attacker can exploit this vulnerability to take control of an affected system. CISA urges users and administrators review the Oracle Security Alert and apply the necessary updates.
ARC Informatique PcVue (ICSA-20-308-03)
CISA has published an advisory on deserialization of untrusted data, access to critical private variable via public method, and information exposure of sensitive information to an unauthorized actor vulnerabilities in ARC Informatique PcVue. PcVue Versions 8.10 to versions prior to 12.0.17 are affected. Successful exploitation of these vulnerabilities could allow an attacker to execute arbitrary code, expose sensitive data, and prevent legitimate users from connecting to PcVue services. ARC Informatique recommends upgrading PcVue to v12.0.17. CISA also recommen
NEXCOM NIO50 (ICSA-20-308-02)
CISA has published an advisory on improper input validation and cleartext transmission of sensitive information vulnerabilities in NEXCOM NIO50. All versions of NEXCOM NIO 50 are affected. Successful exploitation of these vulnerabilities could allow an attacker to view sensitive information and cause a denial-of-service condition due to improper input validation. NEXCOM no longer sells or maintains NIO 50 and considers it to be an end-of-life product. CISA also recommends a series of measures to mitigate the vulnerabilities.
WAGO Series 750-88x and 750-352 (ICSA-20-308-01) - Products Used in the Energy Sector
CISA has published an advisory on an uncontrolled resource consumption vulnerability in WAGO Series 750-88x and 750-352. A series of firmware versions prior to FW11 are affected. Successful exploitation of this vulnerability could allow an attacker to crash the device being accessed using a denial-of-service attack. WAGO recommends updating to the latest firmware, Version FW14. It also recommends other mitigations and workarounds to help reduce the risk. CISA also recommends a series of measures to mitigate the vulnerability.
A Menacing Duo – Ransomware and Emotet
Prior to the WaterISAC advisory on Friday, members have had plenty of reason to keep ransomware top of mind, including the significant increase in Emotet detections since the trojan’s reawakening this July.
NCI Ransomware Report: Analysis of Activity and Recommendations to Disrupt Operations
The National Council of ISACs (NCI), of which WaterISAC is a member, has published a report describing how criminal organizations conduct ransomware operations and their impact to society. The report provides a thorough background of ransomware, to include providing descriptions of how ransomware infections occur and offering key statistics. One of these statistics is an estimate from the FBI that there are 4,000 ransomware attacks every day, equating to a ransomware attack every 40 seconds.
Advisory on Iranian APT Actor Targeting Voter Registration Data
On the topic of activities that could help trigger election-related civil unrest and violence, the Cybersecurity and Infrastructure Security Agency (CISA) and the Federal Bureau of Investigation (FBI) have released a joint cybersecurity advisory on an Iranian advanced persistent threat (APT) actor targeting U.S. state websites, including elections websites, to obtain voter registration data. CISA and the FBI assess this actor is responsible for the mass dissemination of voter intimidation emails to U.S. citizens and the dissemination of U.S.
CISA Malware Analysis Report: Zebrocy
The U.S. Department of Homeland Security (DHS) Cybersecurity and Infrastructure Security Agency (CISA) has published a TLP:WHITE Malware Analysis Report (MAR) regarding a malware variant known as Zebrocy. According to the MAR, this malware has been used by a sophisticated cyber actor. This MAR is being distributed to enable network defense and reduced exposure to malicious activity.
CISA Malware Analysis Report: ComRat
The U.S. Department of Homeland Security (DHS) Cybersecurity and Infrastructure Security Agency (CISA) has published a TLP:WHITE Malware Analysis Report (MAR) regarding a malware variant known as ComRAT. According to the MAR, this malware has been used by Turla, a Russian-sponsored Advanced Persistent Threat (APT) actor. This MAR is being distributed to enable network defense and reduced exposure to malicious activity.
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