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Managed Security Services
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Rewterz penetration testing services help organizations determine if a cyber attacker can gain access to their critical assets while giving them detailed insights of the overall business impact of a cyber attack.
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March 25, 2023Severity Medium Analysis Summary GandCrab – a ransomware-as-a-service variant – was discovered in early 2018. At least five versions of GandCrab have been created since its […]March 25, 2023Severity Medium Analysis Summary NjRat is a Remote Access Trojan, which is found leveraging Pastebin to deliver a second-stage payload after initial infection. There are multiple […]March 24, 2023Severity Medium Analysis Summary CVE-2023-20113 Cisco SD-WAN vManage Software is vulnerable to cross-site request forgery, caused by improper validation of user-supplied input. By persuading an authenticated […]Threat Insights
Before Rewterz got its start, the market was in dire need of a specialized and dedicated information security company. It was nearly impossible for businesses to find a trustworthy provider that could truly cover all of their bases. We wanted to meet this need, giving companies across the globe a chance to get ahead while knowing that their data is in good hands.
Connect with Us
Platform
Managed Security Services
Managed Penetration Testing
Rewterz penetration testing services help organizations determine if a cyber attacker can gain access to their critical assets while giving them detailed insights of the overall business impact of a cyber attack.
Resources
March 25, 2023Severity Medium Analysis Summary GandCrab – a ransomware-as-a-service variant – was discovered in early 2018. At least five versions of GandCrab have been created since its […]March 25, 2023Severity Medium Analysis Summary NjRat is a Remote Access Trojan, which is found leveraging Pastebin to deliver a second-stage payload after initial infection. There are multiple […]March 24, 2023Severity Medium Analysis Summary CVE-2023-20113 Cisco SD-WAN vManage Software is vulnerable to cross-site request forgery, caused by improper validation of user-supplied input. By persuading an authenticated […]Threat Insights
Before Rewterz got its start, the market was in dire need of a specialized and dedicated information security company. It was nearly impossible for businesses to find a trustworthy provider that could truly cover all of their bases. We wanted to meet this need, giving companies across the globe a chance to get ahead while knowing that their data is in good hands.
Connect with Us
Rewterz Threat Advisory – Wireshark Dissection Engine Denial of Service Vulnerability
May 23, 2019Rewterz Threat Alert – Shade Ransomware Hits High-Tech, Wholesale & Education Sectors in Multiple Countries
May 24, 2019
Severity
Medium
Analysis Summary
Multiple vulnerabilities have been reported in Microsoft PowerShell Core, which can be exploited by malicious, local users to bypass certain security restrictions and by malicious people to cause a DoS (Denial of Service).
CVE-2019-0981
A denial of service vulnerability exists when .NET Framework or .NET Core improperly handle web requests.
CVE-2019-0980
A denial of service vulnerability exists when .NET Framework or .NET Core improperly handle web requests. This vulnerability is different from CVE-2019-0981.
CVE-2019-0733
A security feature bypass vulnerability exists in Windows Defender Application Control (WDAC) which could allow an attacker to bypass WDAC enforcement, aka ‘Windows Defender Application Control Security Feature Bypass Vulnerability’.
Impact
- Denial of Service
- Security Bypass
Affected Vendors
Microsoft
Affected Products
- Microsoft PowerShell Core 6.1.x prior to 6.1.4
- Microsoft PowerShell Core 6.2.x prior to 6.2.1.
Remediation
Update to version 6.1.4 or 6.2.1.