Remote Code Execution in Apache Unomi
CVE-2020-13942

9.8CRITICAL

Key Information:

Vendor

Apache
Status
Apache Unomi
Vendor
CVE Published:
24 November 2020

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 94%

What is CVE-2020-13942?

It is possible to inject malicious OGNL or MVEL scripts into the /context.json public endpoint. This was partially fixed in 1.5.1 but a new attack vector was found. In Apache Unomi version 1.5.2 scripts are now completely filtered from the input. It is highly recommended to upgrade to the latest available version of the 1.5.x release to fix this problem.

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Affected Version(s)

Apache Unomi < 1.5.2

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.

CVE-2020-13942
Created by eugenebmx

CVE-2020-13942-POC-
Created by shifa123

CVE-2020-13942
Created by lp008

References

http://unomi.apache.org./security/cve-2020-13942.txt
x_refsource_MISC
https://lists.apache.org/thread.html/rcb6d2eafcf15def433a...
mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/rcb6d2eafcf15def433a...
mailing-listx_refsource_MLIST

EPSS Score

94% 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

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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