Alert: CISA Warns of Active 'Roundcube' Email Attacks - Patch Now

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday added a medium-severity security flaw impacting Roundcube email software to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation. The issue, tracked as CVE-2023-43770 (CVSS score: 6.1), relates to a cross-site scripting (XSS) flaw that stems from the handling of

Nation State Hackers Exploiting Zero-Day in Roundcube Webmail Software

The threat actor known as Winter Vivern has been observed exploiting a zero-day flaw in Roundcube webmail software on October 11, 2023, to harvest email messages from victims' accounts. "Winter Vivern has stepped up its operations by using a zero-day vulnerability in Roundcube," ESET security researcher Matthieu Faou said in a new report published today. Previously, it was using known

Iran-Linked OilRig Targets Middle East Governments in 8-Month Cyber Campaign

The Iran-linked OilRig threat actor targeted an unnamed Middle East government between February and September 2023 as part of an eight-month-long campaign. The attack led to the theft of files and passwords and, in one instance, resulted in the deployment of a PowerShell backdoor called PowerExchange, the Symantec Threat Hunter Team, part of Broadcom, said in a report shared with The Hacker News

Critical Citrix NetScaler Flaw Exploited to Target from Government, Tech Firms

Citrix is warning of exploitation of a recently disclosed critical security flaw in NetScaler ADC and Gateway appliances that could result in exposure of sensitive information. Tracked as CVE-2023-4966 (CVSS score: 9.4), the vulnerability impacts the following supported versions - NetScaler ADC and NetScaler Gateway 14.1 before 14.1-8.50 NetScaler ADC and NetScaler Gateway 13.1 before 13.1-

Bluebottle Cybercrime Group Preys on Financial Sector in French-Speaking African Nations

A cybercrime group dubbed Bluebottle has been linked to a set of targeted attacks against the financial sector in Francophone countries located in Africa from at least July 2022 to September 2022. "The group makes extensive use of living-off-the-land, dual use tools, and commodity malware, with no custom malware deployed in this campaign," Symantec, a division of Broadcom Software, said in a

Fortinet and Zoho Urge Customers to Patch Enterprise Software Vulnerabilities

Fortinet has warned of a high-severity flaw affecting multiple versions of FortiADC application delivery controller that could lead to the execution of arbitrary code. "An improper neutralization of special elements used in an OS command vulnerability in FortiADC may allow an authenticated attacker with access to the web GUI to execute unauthorized code or commands via specifically crafted HTTP

SparklingGoblin APT Hackers Using New Linux Variant of SideWalk Backdoor

A Linux variant of a backdoor known as SideWalk was used to target a Hong Kong university in February 2021, underscoring the cross-platform abilities of the implant.  Slovak cybersecurity firm ESET, which detected the malware in the university's network, attributed the backdoor to a nation-state actor dubbed SparklingGoblin. The unnamed university is said to have been already targeted by the

Russian State Hackers Continue to Attack Ukrainian Entities with Infostealer Malware

Russian state-sponsored actors are continuing to strike Ukrainian entities with information-stealing malware as part of what's suspected to be an espionage operation. Symantec, a division of Broadcom Software, attributed the malicious campaign to a threat actor tracked Shuckworm, also known as Actinium, Armageddon, Gamaredon, Primitive Bear, and Trident Ursa. The findings have been corroborated