CVE-2020-0688

Vulnerability Profile Updated 3 months ago

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CVE-2020-0688 is a significant vulnerability found in Microsoft Exchange Server, which pertains to memory corruption. This flaw allows for remote code execution by exploiting the fact that the application uses a static validationKey and decryptionKey (collectively known as the machineKey) by default. The vulnerability is similar to another one reported in USAHerds (CVE-2021-44207), highlighting a pattern of issues with fixed cryptographic keys. Several prominent security organizations, including the FBI, CISA, CNMF, and NCSC-UK, have observed an Advanced Persistent Threat (APT) group exploiting this vulnerability alongside others such as the Microsoft Netlogon elevation of privilege vulnerability (CVE-2020-1472) and a Citrix Directory Traversal Bug (CVE-2019-19781). The APT group's activities underscore the severity and wide-reaching implications of these vulnerabilities, particularly CVE-2020-0688, given its potential for remote code execution. The ongoing exploitation of the Microsoft Exchange remote code execution flaw (CVE-2020-0688) by malicious actors indicates the critical need for mitigation strategies and prompt patching. Organizations are advised to update their systems promptly when patches become available, to minimize the risk of falling victim to attacks exploiting these vulnerabilities. The continuous monitoring and reporting of such threats contribute to the broader cybersecurity landscape, helping organizations prepare for and respond to cyber threats effectively.

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ID	Votes	Profile Description

Miscellaneous Associations

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Vulnerability

CISA

citrix

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Remote Code ...

flaw

Apt

Volexity

Associated Malware

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Associated Threat Actors

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ID	Type	Votes	Profile Description
Dark Halo	Unspecified	1	Dark Halo, a cyber threat actor identified by cybersecurity company Volexity, has been linked to several significant cyber attacks. This group initially gained notoriety for its exploitation of the SolarWinds Orion software in June and July 2020, which resulted in a major breach of the targeted orga

Associated Vulnerabilities

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ID	Type	Votes	Profile Description
CVE-2019-19781	Unspecified	1	CVE-2019-19781, also known as the Citrix Directory Traversal Bug, is a software vulnerability that lies in the design or implementation of the software. This flaw allows an attacker to potentially gain unauthorized access to sensitive data or even execute arbitrary code on the compromised system. De
CVE-2020-1472	Unspecified	1	CVE-2020-1472, also known as the ZeroLogon vulnerability, is a critical-severity privilege escalation flaw in Microsoft's Netlogon Remote Protocol. It was patched by Microsoft on August 11, 2020. This vulnerability allows attackers to gain administrative access to a Windows domain controller without
Citrix Directory Traversal Bug Cve-2019-19781	Unspecified	1	None
CVE-2021-44207	Unspecified	1	CVE-2021-44207 is a significant software vulnerability that was exploited by APT41, a prolific Chinese state-sponsored espionage group known for targeting both public and private sector organizations. This flaw in the USAHerds web application's design or implementation mirrors a previously reported

Source Document References

Information about the CVE-2020-0688 Vulnerability was read from the documents corpus below. This display is limited to 20 results, create a free account to see more

Source	CreatedAt	Title
MITRE	7 months ago	A Summary of APT41 Targeting U.S. State Governments
CERT-EU	8 months ago	Over 20,000 vulnerable Microsoft Exchange servers exposed to attacks
CERT-EU	10 months ago	Sensor Intel Series: Top CVEs in August 2023 \| F5 Labs
MITRE	a year ago	Russian State-Sponsored Advanced Persistent Threat Actor Compromises U.S. Government Targets \| CISA
MITRE	a year ago	Iranian Government-Sponsored Actors Conduct Cyber Operations Against Global Government and Commercial Networks \| CISA
MITRE	a year ago	Dark Halo Leverages SolarWinds Compromise to Breach Organizations
MITRE	a year ago	Iron Tiger APT Updates Toolkit With Evolved SysUpdate Malware
CERT-EU	a year ago	Sensor Intel Series: Top CVEs in February 2023 \| F5 Labs
CERT-EU	a year ago	Sensor Intel Series: Top CVEs in April 2023 \| F5 Labs