CVE-2020-6958 - Improper Restriction of XML External Entity Reference

Severity

90%

Complexity

39%

Confidentiality

86%

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.

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.

CVSS 3.1 Base Score 9.1. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H).

CVSS 2.0 Base Score 6.4. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:P).

Overview

First reported 5 years ago

2020-01-14 00:15:00

Last updated 5 years ago

2020-01-21 16:08:00

Affected Software

Yet Another Java Service Wrapper (YAJSW) Project Yet Another Java Service Wrapper (YAJSW) 12.14

12.14

References

https://github.com/NationalSecurityAgency/ghidra/issues/943

Exploit, Third Party Advisory

https://github.com/purpleracc00n/Exploits-and-PoC/blob/master/XXE%20in%20YAJSW%E2%80%99s%20JnlpSupport%20affects%20Ghidra%20Server.md

Third Party Advisory

https://sourceforge.net/p/yajsw/bugs/166/

Exploit, Third Party Advisory

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