#zero_day

Parsing a maliciously crafted X_B file can force Autodesk AutoCAD 2023 and 2022 to read beyond allocated boundaries. This vulnerability in conjunction with other vulnerabilities could lead to code execution in the context of the current process.

‘ProxyNotShell’ abuse less severe than 2021 attack wave due to authentication requirement

Categories: Exploits and vulnerabilities Categories: News Tags: Atlassian Tags: Bitbucket Tags: git Tags: CVE-2022-36804 Tags: RCE Tags: read permission International cybersecurity authorities are warning about the active exploitation of a vulnerability in Bitbucket Server and Data Center (Read more...) The post Actively exploited vulnerability in Bitbucket Server and Data Center appeared first on Malwarebytes Labs.

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Microsoft on Friday disclosed that a single activity group in August 2022 achieved initial access and breached Exchange servers by chaining the two newly disclosed zero-day flaws in a limited set of attacks aimed at less than 10 organizations globally. "These attacks installed the Chopper web shell to facilitate hands-on-keyboard access, which the attackers used to perform Active Directory

While organizations wait for an official patch for the two zero-day flaws in Microsoft Exchange, they should scan their networks for signs of exploitation and apply these mitigations.

Cisco Talos has released new coverage to detect and prevent the exploitation of two recently disclosed vulnerabilities collectively referred to as "ProxyNotShell," affecting Microsoft Exchange Servers 2013, 2016 and 2019. One of these vulnerabilities could allow an attacker to execute remote code on the targeted server. Limited exploitation of these vulnerabilities in the wild has been reported. CVE-2022-41040 is a Server Side Request Forgery (SSRF) vulnerability, while CVE-2022-41082 enables Remote Code Execution (RCE) when PowerShell is accessible to the attackers. While no fixes or patches are available yet, Microsoft has provided mitigations for on-premises Microsoft Exchange users on Sept. 29, 2022. Even organizations that use Exchange Online may still be affected if they run a hybrid server. Cisco Talos is closely monitoring the recent reports of exploitation attempts against these vulnerabilities and strongly recommends users implement mitigation steps while waiting for securit...

Even organizations that use Exchange Online may still be affected if they run a hybrid server.

By Deeba Ahmed The latest attack against Exchange servers utilizes at least two new flaws (CVE-2022-41040, CVE-2022-41082) that have been assigned CVSS scores of 6.3 and 8.8. This is a post from HackRead.com Read the original post: Microsoft Confirms Two 0-Days Being Exploited Against Exchange Servers

Microsoft Corp. is investigating reports that attackers are exploiting two previously unknown vulnerabilities in Exchange Server, a technology many organizations rely on to send and receive email. Microsoft says it is expediting work on software patches to plug the security holes. In the meantime, it is urging a subset of Exchange customers to enable a setting that could help mitigate ongoing attacks.