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CVE-2020-17530

Good to know:

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Date: December 10, 2020

Forced OGNL evaluation, when evaluated on raw user input in tag attributes, may lead to remote code execution. Affected software : Apache Struts 2.0.0 - Struts 2.5.25.

Language: Java

Severity Score

Related Resources (13)

https://cwiki.apache.org/confluence/display/WW/S2-061
https://security.netapp.com/advisory/ntap-20210115-0005/
https://www.oracle.com/security-alerts/cpujan2022.html
http://www.openwall.com/lists/oss-security/2022/04/12/6
http://jvn.jp/en/jp/JVN43969166/index.html
https://www.oracle.com/security-alerts/cpuApr2021.html
https://www.oracle.com//security-alerts/cpujul2021.html
https://www.oracle.com/security-alerts/cpuapr2022.html
http://packetstormsecurity.com/files/160721/Apache-Struts-2-Forced-Multi-OGNL-Evaluation.html
https://www.oracle.com/security-alerts/cpuoct2021.html
https://nvd.nist.gov/vuln/detail/CVE-2020-17530
https://www.oracle.com/security-alerts/cpujan2021.html
https://www.mend.io/vulnerability-database/CVE-2020-17530

Severity Score

Weakness Type (CWE)

Code Injection

CWE-94

Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')

CWE-917

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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