CVE-2022-26134

9.8CRITICAL

Key Information

Vendor
Atlassian
Status
Confluence Data Center
Confluence Server
Vendor
CVE Published:
3 June 2022

Badges

👾 Exploit Exists🔴 Public PoC🟣 EPSS 97%

Summary

In affected versions of Confluence Server and Data Center, an OGNL injection vulnerability exists that would allow an unauthenticated attacker to execute arbitrary code on a Confluence Server or Data Center instance. The affected versions are from 1.3.0 before 7.4.17, from 7.13.0 before 7.13.7, from 7.14.0 before 7.14.3, from 7.15.0 before 7.15.2, from 7.16.0 before 7.16.4, from 7.17.0 before 7.17.4, and from 7.18.0 before 7.18.1.

CISA Reported

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed CVE-2022-26134 as being exploited and is known by the CISA as enabling ransomware campaigns.

The CISA's recommendation is: Immediately block all internet traffic to and from affected products AND apply the update per vendor instructions [https://confluence.atlassian.com/doc/confluence-security-advisory-2022-06-02-1130377146.html] OR remove the affected products by the due date on the right. Note: Once the update is successfully deployed, agencies can reassess the internet blocking rules.

Affected Version(s)

Confluence Data Center < next of 1.3.0

Confluence Data Center < 7.4.17

Confluence Data Center < 7.13.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

EPSS Score

97% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 👾

    Exploit exists.

  • Vulnerability published.

  • Vulnerability Reserved.

Collectors

NVD DatabaseMitre DatabaseCISA Database55 Proof of Concept(s)
.