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Barracuda Urges Replacing — Not Patching — Its Email Security Gateways

Krebs on Security

On May 19, Barracuda identified that the malicious traffic was taking advantage of a previously unknown vulnerability in its ESG appliances, and on May 20 the company pushed a patch for the flaw to all affected appliances ( CVE-2023-2868 ). “That’s not a ransomware actor, that’s a state actor.

Firmware 341
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Sophos backports fix for CVE-2022-3236 for EOL firewall firmware versions due to ongoing attacks

Security Affairs

Sophos backports the patch for CVE-2022-3236 for end-of-life (EOL) firewall firmware versions due to ongoing attacks exploiting the issue. In December 2023, we delivered an updated fix after identifying new exploit attempts against this same vulnerability in older, unsupported versions of the Sophos Firewall.” MR5 (18.5.5), v19.0

Firmware 129
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A new Mirai botnet variant targets DigiEver DS-2105 Pro DVRs

Security Affairs

. “Using a Mirai malware variant that incorporates ChaCha20 and XOR decryption algorithms, it has been seen compromising vulnerable Internet of Things (IoT) devices in the wild, such as the DigiEver DVR, and TP-Link devices through CVE-2023-1389.” in newer ones. ” concludes the report.

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CISA Order Highlights Persistent Risk at Network Edge

Krebs on Security

government agency in charge of improving the nation’s cybersecurity posture is ordering all federal agencies to take new measures to restrict access to Internet-exposed networking equipment. ” In details published on June 12 , Fortinet confirmed that one of the vulnerabilities ( CVE-2023-27997 ) is being actively exploited. .”

Risk 264
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China-linked APT Mustang Panda targets TP-Link routers with a custom firmware implant

Security Affairs

China-linked APT group Mustang Panda employed a custom firmware implant targeting TP-Link routers in targeted attacks since January 2023. In most recent attacks observed by Check Point, the threat actors employed custom firmware implant designed explicitly for TP-Link routers. ” reads the report published by Check point.

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Over 178,000 SonicWall next-generation firewalls (NGFW) online exposed to hack

Security Affairs

SonicWall next-generation firewall (NGFW) series 6 and 7 devices are affected by two unauthenticated denial-of-service vulnerabilities, tracked as CVE-2022-22274 and CVE-2023-0656 , that could potentially lead to remote code execution. ” concludes the report.

Firewall 142
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335,923 out of 489,337 Fortinet firewalls vulnerable to CVE-2023-27997

Security Affairs

Researchers reported that there are 490,000 Fortinet firewalls exposing SSL VPN interfaces on the internet, and roughly 69% of them are still vulnerable to CVE-2023-27997. For this reason, if the customer has SSL-VPN enabled, Fortinet is advising customers to take immediate action to upgrade to the most recent firmware release.