fix: MobSF scanner now properly parses files dict structure

MobSF returns 'files' as a dict (not list):
{"filename": "line_numbers"}

The parser was treating it as a list, causing zero findings
to be extracted. Now properly iterates over the dict and
creates one finding per affected file with correct line numbers
and metadata (CWE, OWASP, MASVS, CVSS).

Fixed in both code_analysis and behaviour sections.
This commit is contained in:
tduhamel42
2025-10-30 10:57:56 +01:00
parent 38b2c8ea6e
commit 4cc19c5290

View File

@@ -329,23 +329,47 @@ class MobSFScanner(BaseModule):
metadata_dict.get('severity', '').lower(), 'medium'
)
files_list = finding_data.get('files', [])
file_path = files_list[0] if files_list else None
# MobSF returns 'files' as a dict: {filename: line_numbers}
files_dict = finding_data.get('files', {})
finding = self.create_finding(
title=finding_name,
description=metadata_dict.get('description', 'No description'),
severity=severity,
category="android-code-analysis",
file_path=file_path,
metadata={
'cwe': metadata_dict.get('cwe'),
'owasp': metadata_dict.get('owasp'),
'files': files_list,
'tool': 'mobsf',
}
)
findings.append(finding)
# Create a finding for each affected file
if isinstance(files_dict, dict) and files_dict:
for file_path, line_numbers in files_dict.items():
finding = self.create_finding(
title=finding_name,
description=metadata_dict.get('description', 'No description'),
severity=severity,
category="android-code-analysis",
file_path=file_path,
line_number=line_numbers, # Can be string like "28" or "65,81"
metadata={
'cwe': metadata_dict.get('cwe'),
'owasp': metadata_dict.get('owasp'),
'masvs': metadata_dict.get('masvs'),
'cvss': metadata_dict.get('cvss'),
'ref': metadata_dict.get('ref'),
'line_numbers': line_numbers,
'tool': 'mobsf',
}
)
findings.append(finding)
else:
# Fallback: create one finding without file info
finding = self.create_finding(
title=finding_name,
description=metadata_dict.get('description', 'No description'),
severity=severity,
category="android-code-analysis",
metadata={
'cwe': metadata_dict.get('cwe'),
'owasp': metadata_dict.get('owasp'),
'masvs': metadata_dict.get('masvs'),
'cvss': metadata_dict.get('cvss'),
'ref': metadata_dict.get('ref'),
'tool': 'mobsf',
}
)
findings.append(finding)
# Parse behavior analysis
if 'behaviour' in scan_data:
@@ -359,19 +383,39 @@ class MobSFScanner(BaseModule):
metadata_dict.get('severity', '').lower(), 'medium'
)
files_list = value.get('files', [])
# MobSF returns 'files' as a dict: {filename: line_numbers}
files_dict = value.get('files', {})
finding = self.create_finding(
title=f"Behavior: {label}",
description=metadata_dict.get('description', 'No description'),
severity=severity,
category="android-behavior",
metadata={
'files': files_list,
'tool': 'mobsf',
}
)
findings.append(finding)
# Create a finding for each affected file
if isinstance(files_dict, dict) and files_dict:
for file_path, line_numbers in files_dict.items():
finding = self.create_finding(
title=f"Behavior: {label}",
description=metadata_dict.get('description', 'No description'),
severity=severity,
category="android-behavior",
file_path=file_path,
line_number=line_numbers,
metadata={
'line_numbers': line_numbers,
'behavior_key': key,
'tool': 'mobsf',
}
)
findings.append(finding)
else:
# Fallback: create one finding without file info
finding = self.create_finding(
title=f"Behavior: {label}",
description=metadata_dict.get('description', 'No description'),
severity=severity,
category="android-behavior",
metadata={
'behavior_key': key,
'tool': 'mobsf',
}
)
findings.append(finding)
logger.debug(f"Parsed {len(findings)} findings from MobSF results")
return findings