AppCheck Security Blog

vBulletin Zero Day Details & Plug-in

Security researcher Amir Etemadieh has released a pre-authentication zero-day remote command execution (RCE) exploit in vBulletin. This exploit is bypasses the patch for a previous RCE in vBulletin 5.0 through 5.4 and has since been assigned CVE-2019-16759.

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vBulletin Zero Day Details & Plug-in

Security researcher Amir Etemadieh has released a pre-authentication zero-day remote command execution (RCE) exploit in vBulletin. This exploit is bypasses the patch for a previous RCE in vBulletin 5.0 through 5.4 and has since been assigned CVE-2019-16759.

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SaltStack scanning tool to detect CVE-2020-11651 & CVE-2020-11652

These CVE's are now being actively exploited in the wild and so we have created a free standalone scanner to detect and report on these.

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Critical Vulnerabilities in SaltStack CVE-2020-11651 & CVE-2020-11652

Vulnerabilities within SaltStack infrastructure automation software may lead to RCE attacks and full system takeover. According to security researchers who found these vulnerabilities, attacks are expected in the wild as soon as today.

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GhostCat Vulnerability - CVE-2020-1938

Aside from being a – by all accounts truly terrible – direct-to-TV movie about a recently deceased cat who comes back from the dead to try and stop scammers and wealthy businessmen from making unnecessary land-development deals, “Ghostcat” is also the fond nickname for vulnerability CVE-2020-1938.

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AppCheck Scan Template for Pulse Secure CVE-2019-11510

AppCheck have released a scan template which will run a quicker scan and check for the above vulnerability. Specifically, the module will look to detect a critical security flaw in Pulse Secure’s Zero Trust Remote Access VPN.

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AppCheck Scan Template for Citrix Vulnerability CVE-2019-19781

AppCheck have released a scan template to detect a remote code execution flaw in Citrix appliances.

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AppCheck Plug-in for Citrix Vulnerability CVE-2019-19781

AppCheck have released a plug-in to detect a remote code execution flaw in Citrix appliances.

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Macy's falls victim to hack exposing customer data

Popular department store Macy's looks to have been hit with a card skimming hack.
The hack appears very similar to those conducted by hacking group Magecart who have historically targeted Airline giants British Airways as well as online ticket sales company Ticketmaster, amongst others.

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vBulletin Zero Day Vulnerability Released by Anonymous Source

AppCheck's Head of Development states: "We have confirmed the exploit does work and is an unauthenticated RCE that attackers can exploit. Depending on the user level they access this could range from simply accessing data, editing it or even full system takeover. Earlier today we have included a plug-in for our customers to identify and safely exploit this vulnerability."

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New feature announcement: Subdomain takeover audit

AppCheck has released a new detection module available to all customers to scan for subdomain takeover vulnerabilities. 

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