Rapid7-Observed Exploitation of Atlassian Confluence CVE-2023-22518

Daniel Lydon and Conor Quinn contributed attacker behavior insights to this blog. As of November 5, 2023, Rapid7 Managed Detection and Response MDR is observing exploitation of Atlassian Confluence in multiple customer environments, including for ransomware deployment. We have confirmed that at...

A week in security (October 30 – November 5)

Last week on Malwarebytes Labs: Apache ActiveMQ vulnerability used in ransomware attacks YouTube launches "global effort" to block ad blockers Should you allow your browser to remember your passwords? Atlassian: "Take immediate action" to patch your Confluence Data Center and Server instances Wha...

Exploit for Incorrect Authorization in Atlassian Confluence_Data_Center

CVE-2023-22518 An Exploitation tool to exploit the confluence...

Exploit for Incorrect Authorization in Atlassian Confluence_Data_Center

CVE-2023-22518 An Exploitation tool to exploit the confluence...

SSRF org.apache.xmlgraphics in Confluence Data Center and Server

This High severity Third-Party Dependency vulnerability was introduced in versions 7.13.0 and 7.19.0 of Confluence Data Center and Server. This Third-Party Dependency vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N allows an unauthenticate...

SSRF org.apache.xmlgraphics:batik-bridge in Confluence Data Center and Server

This High severity Third-Party Dependency vulnerability was introduced in versions 7.13.0 and 7.19.0 of Confluence Data Center and Server. This Third-Party Dependency vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N allows an unauthenticate...

XSS org.apache.xmlgraphics:batik-script in Confluence Data Center and Server

This High severity Third-Party Dependency vulnerability was introduced in versions 7.13.0 and 7.19.0 of Confluence Data Center and Server. This Third-Party Dependency vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N allows an unauthenticate...

org.apache.tomcat:tomcat-catalina Vulnerability in Confluence Data Center and Server

This High severity Third-Party Dependency vulnerability was introduced in versions 7.10.0, 7.14.0, and 7.20.0 of Confluence Data Center and Server. This Third-Party Dependency vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N allows an...

DoS (Denial of Service) net.sourceforge.nekohtml:nekohtml in Confluence Data Center and Server

This High severity Third-Party Dependency vulnerability was introduced in versions 7.13.0, 7.19, 8.1.0, 8.2.0, 8.3.0 and 8.5 of Confluence Data Center and Server. This Third-Party Dependency vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H...

DoS (Denial of Service) org.apache.tomcat:tomcat-catalina in Confluence Data Center and Server

This High severity Third-Party Dependency vulnerability was introduced in versions 7.19.1, 8.3.0, 8.4.0, 8.5.0, and 8.6.0 of Confluence Data Center and Server. This DoS Dependency vulnerability only impacts Windows instances, with a CVSS Score of 7.5 and a CVSS Vector of...

DoS (Denial of Service) io.netty:netty-codec-http2 in Confluence Data Center and Server

This High severity Third-Party Dependency vulnerability was introduced in versions 7.19.0, 8.3.0, 8.4.0, 8.5.0, and 8.6.0 of Confluence Data Center and Server. This Third-Party Dependency vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H...

Exploit for Incorrect Authorization in Atlassian Confluence_Data_Center

CVE-2023-22518 Checker for CVE-2023-22518 and CVE-2023-22515 c...

[updated] Atlassian: “Take immediate action” to patch your Confluence Data Center and Server instances

Atlassian has released an advisory about a critical severity authentication vulnerability in the Confluence Server and Data Center. All versions of Confluence Data Center and Server are affected by this unexploited vulnerability. Atlassian Cloud sites are not impacted by this vulnerability, so if...

VulnCheck KEV: CVE-2023-22518

Atlassian Confluence Data Center and Server contain an improper authorization vulnerability that can result in significant data loss when exploited by an unauthenticated attacker. There is no impact on confidentiality since the attacker cannot exfiltrate any data...

Atlassian Confluence Data Center and Server broken access control

Added: 11/02/2023 Background Atlassian Confluence is a collaboration and knowledge management application. Problem Broken access control in Atlassian Confluence Data Center and Server could allow a remote attacker to create an administrator account, leading to remote command execution. Resolution...

The vulnerability of the Atlassian Confluence Server web server and the date of the Confluence Data Center is related to deficiencies in the authentication process, which allow attackers to increase their privileges.

The vulnerability of the Atlassian Confluence Server web server and the Confluence Data Center are related to deficiencies in the authentication process. Exploiting this vulnerability can allow a malicious actor to increase their privileges remotely...

Atlassian Confluence Data Center and Server broken access control

Added: 11/02/2023 Background Atlassian Confluence is a collaboration and knowledge management application. Problem Broken access control in Atlassian Confluence Data Center and Server could allow a remote attacker to create an administrator account, leading to remote command execution. Resolution...

Atlassian Releases Urgent Confluence Patches Amid State-Backed Threats

By Deeba Ahmed Atlassian Confluence is a popular collaborative wiki system enterprises use to organize/share work. This is a post from HackRead.com Read the original post: Atlassian Releases Urgent Confluence Patches Amid State-Backed Threats...

Atlassian’s Latest Critical Confluence Flaw Poses Risk of Data Loss

Threat Level Vulnerability Report For a detailed threat advisory, download the pdf file here Summary A critical vulnerability identified in Atlassian as CVE-2023-22518 which pertains to be an improper authorization issue in Confluence Data Center and Server. If successfully exploited by an...

CVE-2023-22518

All versions of Confluence Data Center and Server are affected by this unexploited vulnerability. This Improper Authorization vulnerability allows an unauthenticated attacker to reset Confluence and create a Confluence instance administrator account. Using this account, an attacker can then perfo...