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CVE-2020-17530

Apache Struts Remote Code Execution Vulnerability

Watch priority : UrgentCVSS 9.8 v3.1Exploited

Why this priority

?

Generic watch priority computed by public, versioned rules. It does not know your assets. See the glossary

  • Présent dans le catalogue CISA KEV (exploitation confirmée)

Description

Forced Object-Graph Navigation Language (OGNL) evaluation in Apache Struts, when evaluated on raw user input in tag attributes, can lead to remote code execution.

Affected products

VendorProductVersions
Apache Software FoundationApache Struts
  • Struts 2.0.0 - Struts 2.5.25
ApacheStrutsAll versions

Revision history

  1. Revision 3

  2. Revision 2

    Update : Affected versions changed

  3. Revision 1

    New record

Qualification

CVSS severity
?

Technical severity score between 0 and 10, with its version (3.1, 4.0). See the glossary

9.8 CRITICAL CVSS v3.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
KEV catalog
?

CISA catalog of vulnerabilities with confirmed exploitation. Absence from the catalog does not prove absence of exploitation. See the glossary

Listed
Exploitation
Confirmed
EPSS probability
?

Probability, between 0 and 1, that a vulnerability is exploited in the next 30 days, published daily by FIRST. Always dated. See the glossary

Unknown
Confidence
?

Quality of the sources behind the record. It is not a risk score. See the glossary

High

Priority rules, version 1

CISA KEV catalog

Added on
3 November 2021
Federal due date
3 May 2022
Required action
Apply updates per vendor instructions.
Ransomware use
Unknown

Record

Published on
11 December 2020
Weaknesses (CWE)
CWE-917

Sources

References

CVE-2020-17530 Apache Struts Remote Code Execution Vulnerability · Avanguard TACTIC