Threat Source newsletter (Feb. 2, 2023): I bid you all adieu

Welcome to this weeks edition of the Threat Source newsletter. If you havent noticed yet weve had a few guest writers on this newsletter over the last few months. Alas my time covering the newsletter has ended and I leave you with one final edition. Have no fear, William Largent will be rounding...

North Korean Hackers Exploit Unpatched Zimbra Devices in 'No Pineapple' Campaign

A new intelligence gathering campaign linked to the prolific North Korean state-sponsored Lazarus Group leveraged known security flaws in unpatched Zimbra devices to compromise victim systems. That's according to Finnish cybersecurity company WithSecure formerly F-Secure, which codenamed the...

North Korean Hackers Exploit Unpatched Zimbra Devices in 'No Pineapple' Campaign

A new intelligence gathering campaign linked to the prolific North Korean state-sponsored Lazarus Group leveraged known security flaws in unpatched Zimbra devices to compromise victim systems. That's according to Finnish cybersecurity company WithSecure formerly F-Secure, which codenamed the...

Threat Actors Exploiting Multiple CVEs Against Zimbra Collaboration Suite

Summary Actions for ZCS administrators to take today to mitigate malicious cyber activity: • Patch all systems and prioritize patching known exploited vulnerabilities. • Deploy detection signatures and hunt for indicators of compromise IOCs. • If ZCS was compromised, remediate malicious activity...

CVE-2022-45911

An issue was discovered in Zimbra Collaboration ZCS 9.0. XSS can occur on the Classic UI login page by injecting arbitrary JavaScript code in the username field. This occurs before the user logs into the system, which means that even if the attacker executes arbitrary JavaScript, they will not ge...

CVE-2022-45913

An issue was discovered in Zimbra Collaboration ZCS 9.0. XSS can occur via one of attributes in webmail URLs to execute arbitrary JavaScript code, leading to information disclosure...

Information disclosure

An issue was discovered in Zimbra Collaboration ZCS 9.0. XSS can occur via one of attributes in webmail URLs to execute arbitrary JavaScript code, leading to information disclosure...

Design/Logic Flaw

An issue was discovered in Zimbra Collaboration ZCS 9.0. XSS can occur on the Classic UI login page by injecting arbitrary JavaScript code in the username field. This occurs before the user logs into the system, which means that even if the attacker executes arbitrary JavaScript, they will not ge...

Zimbra Collaboration Server 跨站脚本漏洞

Zimbra Collaboration Server ZCS is a suite of email and collaboration solutions from Zimbra, USA. The solution provides email, contacts, calendar, file sharing, social networking, and other features. A security vulnerability exists in Zimbra Collaboration Server ZCS version 9.0, which stems from ...

CVE-2022-45911

CVE-2022-45911 affects Zimbra Collaboration (ZCS) 9.0. An XSS flaw in the Classic UI login page can be triggered by injecting arbitrary JavaScript into the username field before authentication. Exploitation details are not provided in the sources, and there is no indication of sensitive data bein...

CVE-2022-45913

An issue was discovered in Zimbra Collaboration ZCS 9.0. XSS can occur via one of attributes in webmail URLs to execute arbitrary JavaScript code, leading to information disclosure...

CVE-2022-45913

An issue was discovered in Zimbra Collaboration ZCS 9.0. XSS can occur via one of attributes in webmail URLs to execute arbitrary JavaScript code, leading to information disclosure...

Zimbra Collaboration Server 跨站脚本漏洞

Zimbra Collaboration Server ZCS is a suite of email and collaboration solutions from Zimbra, USA. The solution provides email, contacts, calendar, file sharing, social networking, and other features. A security vulnerability exists in Zimbra Collaboration Server ZCS version 9.0, which stems from ...

PT-2023-14792 · Zimbra · Zimbra Collaboration

Name of the Vulnerable Software and Affected Versions: Zimbra Collaboration ZCS version 9.0 Description: An issue was discovered in the Classic UI login page where XSS can occur by injecting arbitrary JavaScript code in the username field. This occurs before the user logs into the system, which...

CVE-2022-45913

An issue was discovered in Zimbra Collaboration ZCS 9.0. XSS can occur via one of attributes in webmail URLs to execute arbitrary JavaScript code, leading to information disclosure...

CVE-2022-45911

An issue was discovered in Zimbra Collaboration ZCS 9.0. XSS can occur on the Classic UI login page by injecting arbitrary JavaScript code in the username field. This occurs before the user logs into the system, which means that even if the attacker executes arbitrary JavaScript, they will not ge...

CVE-2022-45911

An issue was discovered in Zimbra Collaboration ZCS 9.0. XSS can occur on the Classic UI login page by injecting arbitrary JavaScript code in the username field. This occurs before the user logs into the system, which means that even if the attacker executes arbitrary JavaScript, they will not ge...

PT-2023-14793 · Zimbra · Zimbra Collaboration

Name of the Vulnerable Software and Affected Versions: Zimbra Collaboration ZCS version 9.0 Description: An issue was discovered in Zimbra Collaboration where XSS can occur via one of the attributes in webmail URLs, allowing the execution of arbitrary JavaScript code and leading to information...

CVE-2022-45913

Zimbra Collaboration (ZCS) 9.0 is affected by a Cross‑Site Scripting (XSS) issue in attributes of webmail URLs that can lead to information disclosure. The vulnerability is associated with ZCS 9.0 and is addressed by updates in Zimbra 9.0.0 patch 28 (and in 8.8.15 patch 35 for older branches). No...

CVE-2022-45911

An issue was discovered in Zimbra Collaboration ZCS 9.0. XSS can occur on the Classic UI login page by injecting arbitrary JavaScript code in the username field. This occurs before the user logs into the system, which means that even if the attacker executes arbitrary JavaScript, they will not ge...