The Hacker News

JANUARY 12, 2024

As many as five different malware families were deployed by suspected nation-state actors as part of post-exploitation activities leveraging two zero-day vulnerabilities in Ivanti Connect Secure (ICS) VPN appliances since early December 2023.

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Security Affairs

FEBRUARY 1, 2024

Mandiant spotted new malware used by a China-linked threat actor UNC5221 targeting Ivanti Connect Secure VPN and Policy Secure devices. Mandiant researchers discovered new malware employed by a China-linked APT group known as UNC5221 and other threat groups targeting Ivanti Connect Secure VPN and Policy Secure devices.

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Security Affairs

AUGUST 22, 2023

The Akira ransomware gang targets Cisco VPN products to gain initial access to corporate networks and steal their data. The Akira ransomware has been active since March 2023, the threat actors behind the malware claim to have already hacked multiple organizations in multiple industries, including education, finance, and real estate.

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Security Boulevard

APRIL 24, 2024

VPNs provide an essential layer of protection for employees working remotely or across multiple office locations, encrypting data traffic to stop hackers from intercepting and stealing information. The post Best Practices to Strengthen VPN Security appeared first on Security Boulevard.

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Security Affairs

MAY 25, 2023

Zyxel fixed two critical flaws in multiple firewall and VPN products that can lead to remote code execution or cause a DoS condition. Zyxel addressed two critical buffer overflow vulnerabilities, tracked as CVE-2023-33009 and CVE-2023-33010 , that affect several of its firewall and VPN products. Patch 2 VPN ZLD V4.30

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Security Affairs

OCTOBER 25, 2023

Citrix warned of attacks actively exploiting the vulnerability CVE-2023-4966 in NetScaler ADC and Gateway appliances. Citrix is urging administrators to secure all NetScaler ADC and Gateway appliances against the CVE-2023-4966 vulnerability, which is actively exploited in attacks. reported Citrix. reported Citrix. NetScaler ADC 13.1-FIPS

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Security Affairs

FEBRUARY 1, 2024

The government experts also ordered to monitor the authentication or identity management services that could be exposed and urged to isolate the systems from any enterprise resources to the greatest degree possible. The flaw CVE-2023-46805 (CVSS score 8.2) CISA also warned to continue to audit privilege-level access accounts.

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Security Affairs

OCTOBER 18, 2023

Experts reported that the vulnerability CVE-2023-4966 in Citrix NetScaler ADC/Gateway devices has been exploited in attacks since late August. On October 10, Citrix published a security bulletin related to a critical vulnerability, tracked as CVE-2023-4966, in Citrix NetScaler ADC/Gateway devices. ” reported Citrix.

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eSecurity Planet

SEPTEMBER 5, 2023

August 28, 2023 Ransomware Group Exploits Citrix NetScaler Vulnerability In July, Citrix released a patch for a critical remote code execution vulnerability ( CVE-2023-3519 ), which affected the company’s NetScaler ADC and NetScaler Gateway products and carried a severity rating of 9.8 out of 10 on the CVSS vulnerability scale.

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Security Affairs

JULY 3, 2023

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.

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Security Affairs

JUNE 20, 2023

Zyxel released security updates to address a critical security flaw, tracked as CVE-2023-27992 (CVSS score: 9.8), affecting its network-attached storage (NAS) devices. The vulnerability is a pre-authentication command injection issue that impacts the Zyxel NAS326 firmware versions prior to V5.21(AAZF.14)C0, in its firewall devices.

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Security Affairs

SEPTEMBER 8, 2023

A zero-day vulnerability (CVE-2023-20269) in Cisco ASA and FTD is actively exploited in ransomware attacks, the company warns. “This vulnerability is due to improper separation of authentication, authorization, and accounting (AAA) between the remote access VPN feature and the HTTPS management and site-to-site VPN features.

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eSecurity Planet

AUGUST 28, 2023

August 21, 2023 Ivanti finds another vulnerability For the third time in a month, Ivanti’s has reported a vulnerability in a mobile device management platform. The latest — CVE-2023-38035 — affects the Sentry secure mobile gateway, part of Ivanti’s UEM platform and is being exploited as a zero-day.

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Security Affairs

JUNE 13, 2023

Fortinet addressed a new critical flaw, tracked as CVE-2023-27997, in FortiOS and FortiProxy that is likely exploited in a limited number of attacks. Fortinet has finally published an official advisory about the critical vulnerability, tracked as CVE-2023-27997 (CVSS score: 9.2), impacting FortiOS and FortiProxy. through 6.2.13

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eSecurity Planet

AUGUST 28, 2023

August 21, 2023 Ivanti finds another vulnerability For the third time in a month, Ivanti’s has reported a vulnerability in a mobile device management platform. The latest — CVE-2023-38035 — affects the Sentry secure mobile gateway, part of Ivanti’s UEM platform and is being exploited as a zero-day.

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Security Affairs

JANUARY 13, 2024

Akira ransomware infections were first reported in Finland in June 2023, however, in December the number of attacks increased. ” The ransomware attack reported in late 2023, targeted organizations’ networks using poorly secured VPN gateway on Cisco ASA or FTD devices. Threat actors are wiping NAS and backup devices.

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Cisco Security

AUGUST 24, 2023

Cisco is aware of reports that Akira ransomware threat actors have been targeting Cisco VPNs that are not configured for multi-factor authentication to infiltrate organizations, and we have observed instances where threat actors appear to be targeting organizations that do not configure multi-factor authentication for their VPN users.

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Security Affairs

JUNE 22, 2023

The proof-of-concept (PoC) exploit code for high-severity vulnerability (CVE-2023-20178) in Cisco AnyConnect Secure was published online. The client update process is executed after a successful VPN connection is established.” ” reads the advisory published by the company.

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Security Affairs

FEBRUARY 27, 2024

Taiwanese networking vendor Zyxel addressed four vulnerabilities, respectively tracked as CVE-2023-6397 , CVE-2023-6398 , CVE-2023-6399 , and CVE-2023-6764 , in its firewalls and access points. Patch 2 USG FLEX 50(W)/USG20(W)-VPN Not affected ZLD V4.16 Patch 2 USG FLEX 50(W)/USG20(W)-VPN Not affected ZLD V4.16

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Security Affairs

JANUARY 13, 2024

Akira ransomware infections were first reported in Finland in June 2023, however, in December the number of attacks increased. ” The ransomware attack reported in late 2023, targeted organizations’ networks using poorly secured VPN gateway on Cisco ASA or FTD devices. Threat actors are wiping NAS and backup devices.

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Malwarebytes

JULY 21, 2023

This means that Federal Civilian Executive Branch (FCEB) agencies need to remediate this vulnerability by August 9, 2023 to protect their networks against active threats. The actively exploited CVE patched in this update is CVE-2023-3519 a Citrix NetScaler ADC and NetScaler Gateway code injection vulnerability with a CVSS score of 9.8

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Security Affairs

DECEMBER 3, 2023

Zyxel addressed tens of vulnerabilities that expose users to cyber attacks, including command injection and authentication bypass. The addressed issues are tracked as CVE-2023-35136 , CVE-2023-35139 , CVE-2023-37925 , CVE-2023-37926 , CVE-2023-4397 , CVE-2023-4398 , CVE-2023-5650 , CVE-2023-5797 , CVE-2023-5960.

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CyberSecurity Insiders

DECEMBER 6, 2022

When employees aren’t in the office, they’re liable to engage in risky behaviors such as using unsecured WiFi without a VPN, leaving work devices unlocked in public places, and clicking on malicious emails. While there are plenty of unknowns as we head into 2023, one thing isn’t in doubt: cybersecurity will be more important than ever.

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Security Affairs

NOVEMBER 9, 2024

Attackers accessed targets via VPN gateways lacking multifactor authentication, some of which ran outdated software. In each of the cases, attackers initially accessed targets using compromised VPN gateways without multifactor authentication enabled. Some of these VPNs were running unsupported software versions.”

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Security Boulevard

FEBRUARY 2, 2024

Introduction Ivanti, an IT management and security company, has issued a warning about multiple zero-day vulnerabilities in its VPN products exploited by Chinese state-backed hackers since December 2023. to gain access to ICS VPN appliances. to gain access to ICS VPN appliances.

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Malwarebytes

JANUARY 11, 2023

The first Microsoft Patch Tuesday of 2023 is an important one to start of the year with. ended January 10, 2023. The actively exploited vulnerability is listed as CVE-2023-21674. In a network-based attack, an unauthenticated attacker could bypass authentication and make an anonymous connection. SharePoint Server.

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NopSec

JUNE 30, 2023

Leading this month’s advisories we have a duo of pre-auth RCE vulnerabilities that impact Fortinet’s Fortigate SSL VPN and VMWare’s VRealize Network Insight. It’s not a pre-auth vuln, but it does enable admin authentication bypass, so it’s apples-to-apples from the attackers perspective. This vulnerability was assigned CVE-2023-20887.

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Security Affairs

APRIL 28, 2023

A vulnerability impacting Zyxel firewalls, tracked as CVE-2023-28771, can be exploited to execute arbitary code on vulnerable devices. Researchers from TRAPA Security have discovered a critical remote code execution vulnerability, tracked as CVE-2023-28771 (CVSS score 9.8), impacting Zyxel Firewall. through 5.35. through 5.35.

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Krebs on Security

JUNE 15, 2023

The directive applies to any networking devices — such as firewalls, routers and load balancers — that allow remote authentication or administration. The researchers found that just being able to reach the management interface for a vulnerable Fortinet SSL VPN appliance was enough to completely compromise the devices.

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Krebs on Security

NOVEMBER 21, 2024

technology companies between 2021 and 2023, including LastPass , MailChimp , Okta , T-Mobile and Twilio. The targeted SMS scams asked employees to click a link and log in at a website that mimicked their employer’s Okta authentication page. Image: Amitai Cohen twitter.com/amitaico.

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The Hacker News

JUNE 11, 2023

The vulnerability, tracked as CVE-2023-27997, is "reachable pre-authentication, on every SSL VPN appliance," Lexfo Security researcher Charles Fol, who discovered and reported the flaw, said in a tweet over the weekend.

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Security Affairs

JANUARY 11, 2024

Software firm Ivanti reported that threat actors are exploiting two zero-day vulnerabilities (CVE-2023-46805, CVE-2024-21887) in Connect Secure (ICS) and Policy Secure to remotely execute arbitrary commands on targeted gateways. The flaw CVE-2023-46805 (CVSS score 8.2) x and Ivanti Policy Secure. x) and Ivanti Policy Secure.

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Security Affairs

JUNE 12, 2023

Fortinet has released security patches to address a critical security vulnerability, tracked as CVE-2023-27997, in its FortiGate firewalls. The researcher describes the issue as a reachable pre-authentication that impacts every SSL VPN appliance. This is reachable pre-authentication, on every SSL VPN appliance.

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Security Affairs

JANUARY 17, 2024

Citrix warns customers to install security updates to address two actively exploited zero-day vulnerabilities, tracked as CVE-2023-6548 and CVE-2023-6549, impacting Netscaler ADC and Gateway appliances. The vulnerability CVE-2023-6548 is an authenticated (low privileged) remote code execution affecting Management Interface.

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Security Affairs

JANUARY 13, 2024

Akira ransomware targets Finnish organizations GitLab fixed a critical zero-click account hijacking flaw Juniper Networks fixed a critical RCE bug in its firewalls and switches Vast Voter Data Leaks Cast Shadow Over Indonesia ’s 2024 Presidential Election Researchers created a PoC for Apache OFBiz flaw CVE-2023-51467 Team Liquid’s wiki leak exposes (..)

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Malwarebytes

JANUARY 11, 2024

Successful exploitation would give an attacker the ability to run arbitrary code on Ivanti’s Virtual Private Network (VPN) system. Ivanti Connect Secure is a widely used VPN solution that allows users to connect to their organization’s network. The CVEs mentioned in these reports are: CVE-2023-46805 ( CVSS score 8.2

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Webroot

OCTOBER 17, 2024

According to the Identity Theft Resource Center, there were 3,205 data compromises in 2023. T-Mobile: About 37 million T-Mobile customers had their personal data compromised in a January 2023 hack that accessed names, addresses and birth dates. Use a VPN: A VPN (virtual private network) protects your online identity and information.

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