Insecure service configuration - Signatures
Description
The application is signed with a V1 signing scheme, which makes it vulnerable to the Janus vulnerability in Android.
Impact
Precede a malicious DEX file to an APK file, without affecting its signature.
Recommendation
Securely configure the vulnerable service so that it can only be accessed by authorized users.
Threat
Unauthorized attacker from the Internet.
Expected Remediation Time
⌚ 60 minutes.
Score
Default score using CVSS 3.1. It may change depending on the context of the src.
Base
- Attack vector: N
- Attack complexity: H
- Privileges required: N
- User interaction: R
- Scope: U
- Confidentiality: L
- Integrity: N
- Availability: N
Temporal
- Exploit code maturity: P
- Remediation level: X
- Report confidence: X
Result
- Vector string: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N/E:P/RL:X/RC:X
- Score:
- Base: 3.1
- Temporal: 3.0
- Severity:
- Base: Low
- Temporal: Low
Score 4.0
Default score using CVSS 4.0. It may change depending on the context of the src.
Base 4.0
- Attack vector: N
- Attack complexity: H
- Attack Requirements: N
- Privileges required: N
- User interaction: P
- Confidentiality (VC): L
- Integrity (VI): N
- Availability (VA): N
- Confidentiality (SC): N
- Integrity (SI): N
- Availability (SA): N
Threat 4.0
- Exploit maturity: P
Result 4.0
- Vector string: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
- Score:
- CVSS-BT: 1.3
- Severity:
- CVSS-BT: Low
Compliant code
The application uses a secure signature
APKSigner:
V1_SIGNATURE: false
V2_SIGNATURE: true
Non compliant code
The application has the V1 signature enabled
APKSigner:
V1_SIGNATURE: true
V2_SIGNATURE: false
Requirements
Fixes
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