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CISA Warns of Assaults Exploiting Cisco, Gigabyte Vulnerabilities

By Eduard Kovacs on October 25, 2022

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The US Cybersecurity and Infrastructure Safety Company (CISA) has added two Cisco and 4 Gigabyte product flaws to its Recognized Exploited Vulnerabilities catalog. Solely one of many Gigabyte vulnerabilities was beforehand talked about as being concerned in assaults.

The Cisco product vulnerabilities are CVE-2020-3433 and CVE-2020-3153, and so they each affect the AnyConnect Safe Mobility Consumer for Home windows. They are often exploited by a neighborhood, authenticated attacker to execute arbitrary code and duplicate information to arbitrary places with elevated privileges.

Particulars and proof-of-concept (PoC) code can be found for each flaws, however SecurityWeek couldn’t discover any public experiences describing exploitation of the vulnerabilities. Cisco’s advisories for CVE-2020-3433 and CVE-2020-3153 presently declare that the corporate shouldn’t be conscious of malicious exploitation.

Nevertheless, CISA clarified previously that it solely provides vulnerabilities to its catalog if it has dependable proof of exploitation. As well as, this isn’t the one time CISA has been the primary to warn a couple of Cisco product vulnerability being exploited.

On condition that the 2 safety holes can solely be exploited by an authenticated attacker, they’re probably leveraged as a part of a fancy, multi-stage assault.

As for the Gigabyte vulnerabilities, they affect GPCIDrv and GDrv low-level drivers within the Gigabyte App Heart, the Aorus graphics engine, the Xtreme gaming engine, and the OC Guru utility.

The vulnerabilities are tracked as CVE-2018-19323, CVE-2018-19322, CVE-2018-19321 and CVE-2018-19320, and so they can permit a neighborhood attacker to escalate privileges and probably take full management of the system.

Whereas the bugs have a 2018 CVE, Gigabyte initially informed the researchers who found them that its merchandise weren’t impacted. The motherboard producer modified course in 2020 and took motion to handle the problems.

Nevertheless, by the point Gigabyte launched a safety advisory for the vulnerabilities, Sophos had reported {that a} Gigabyte driver affected by CVE-2018-19320 had been exploited by Robinhood ransomware to take away safety merchandise from focused gadgets earlier than encrypting information.

There don’t seem like another experiences describing exploitation of the Gigabyte driver vulnerabilities, however technical particulars, PoC exploits and paperwork describing how they are often weaponized are publicly out there.

Associated: XSS Vulnerability in Cisco Safety Merchandise Exploited within the Wild

Associated: Chinese language UEFI Rootkit Discovered on Gigabyte and Asus Motherboards

Associated: CISA: Vulnerability in ​​Delta Electronics ICS Software program Exploited in Assaults

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