Multiple vulnerabilities in Atlassian Confluence Server and Data Center



Risk High
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2024-21674
CVE-2024-21673
CVE-2024-21672
CVE-2023-22526
CWE-ID CWE-200
CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Atlassian Confluence Server
Server applications / Web servers

Confluence Data Center
Server applications / Other server solutions

Vendor Atlassian

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) Information disclosure

EUVDB-ID: #VU85441

Risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-21674

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application. A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Atlassian Confluence Server: 7.13.0 - 8.7.1

Confluence Data Center: 7.13.0 - 8.7.1

CPE2.3 External links

https://jira.atlassian.com/browse/CONFSERVER-94066


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Input validation error

EUVDB-ID: #VU85440

Risk: Low

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-21673

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote user to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote privileged user can pass specially crafted input to the application and execute arbitrary code.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Atlassian Confluence Server: 7.13.0 - 8.7.1

Confluence Data Center: 7.13.0 - 8.7.1

CPE2.3 External links

https://jira.atlassian.com/browse/CONFSERVER-94065


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Input validation error

EUVDB-ID: #VU85439

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-21672

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote non-authenticated attacker can send specially crafted input to the application and execute arbitrary code on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Confluence Data Center: 2.1 - 8.7.1

Atlassian Confluence Server: 2.1 - 8.7.1

CPE2.3 External links

https://jira.atlassian.com/browse/CONFSERVER-94064


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Input validation error

EUVDB-ID: #VU85434

Risk: Medium

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-22526

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote authenticated user can pass specially crafted input to the application and execute arbitrary code.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Atlassian Confluence Server: 7.13.0 - 8.7.1

Confluence Data Center: 7.13.0 - 8.7.1

CPE2.3 External links

https://confluence.atlassian.com/pages/viewpage.action?pageId=1333335615
https://jira.atlassian.com/browse/CONFSERVER-93516


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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