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CVE-2020-6958

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Date: January 13, 2020

An XXE vulnerability in JnlpSupport in Yet Another Java Service Wrapper (YAJSW) 12.14, as used in NSA Ghidra and other products, allows attackers to exfiltrate data from remote hosts and potentially cause denial-of-service.

Language: Java

Severity Score

Related Resources (5)

https://github.com/NationalSecurityAgency/ghidra/issues/943
https://sourceforge.net/p/yajsw/bugs/166/
https://github.com/purpleracc00n/Exploits-and-PoC/blob/master/XXE%20in%20YAJSW%E2%80%99s%20JnlpSupport%20affects%20Ghidra%20Server.md
https://nvd.nist.gov/vuln/detail/CVE-2020-6958
https://www.mend.io/vulnerability-database/CVE-2020-6958

Severity Score

Weakness Type (CWE)

Improper Restriction of XML External Entity Reference

CWE-611

Top Fix

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Upgrade to version org.rzo.yajsw:wrapper:no_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): NONE
Availability (A): HIGH

CVSS v2

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

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