What is the CVSS score of CVE-2020-37065?

CVE-2020-37065 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Is there a public PoC exploit available for CVE-2020-37065?

Yes, a public proof-of-concept exploit is available for CVE-2020-37065. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2020-37065?

Within 24 hours: Identify all systems running StreamRipper32 version 2.6 and assess whether they process untrusted input; isolate affected systems from critical networks if possible. Within 7 days: Implement network segmentation to restrict StreamRipper32 access, disable the Station/Song Section feature if not business-critical, and apply input validation/filtering rules. Within 30 days: Evaluate alternative streaming software with active vendor support, plan migration off StreamRipper32 2.6, and monitor vendor communications for eventual patch availability.

StreamRipper32 CVE-2020-37065

CRITICAL

Classic Buffer Overflow (CWE-120)

2026-02-03 disclosure@vulncheck.com

Buffer Overflow

9.8

CVSS 3.1 · NVD

View

Vulnerability Assessment

Weakness	CWE CWE-120 OWASP Top 10:2025 A06:2021 - Vulnerable and Outdated Components ASVS 5.0 V15 - Secure Coding and Architecture Buffer copy size validation MITRE ATT&CK 1 technique across 1 tactic: Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS 9.8 with PoC. Requires connecting to a malicious stream server, limiting exploitation to targeted attacks.
Exploit ScenarioDerived	An attacker hosts a malicious audio stream with oversized metadata that triggers the buffer overflow when StreamRipper32 connects.

Act Now Prioritize within 24-48h. Why: CRITICAL severity + public POC available.

No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 12, 2026

StreamRipper32 2.6 has a buffer overflow in the Station/Song Section allowing remote code execution through crafted audio stream metadata.

Earlier versions of this analysis (1)

v1 Mar 12, 2026 - 21:54 CVSS 9.8

Buffer overflow in StreamRipper32 via crafted stream metadata enables RCE.

RemediationAI

Avoid using StreamRipper32. Switch to actively maintained alternatives.

Affected ProductsAI

StreamRipper32 2.6

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

StreamRipper32 2.6 has a CWE-120 buffer overflow when processing station/song metadata from audio streams, allowing attackers to execute code through malicious stream servers.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

PoC Detected

Feb 04, 2026 - 16:33 vuln.today

Public exploit code

CVE Published

Feb 03, 2026 - 22:16 nvd

CRITICAL 9.8

DescriptionCVE.org

StreamRipper32 version 2.6 contains a buffer overflow vulnerability in the Station/Song Section that allows attackers to overwrite memory by manipulating the SongPattern input. Attackers can craft a malicious payload exceeding 256 bytes to potentially execute arbitrary code and compromise the application.

Executive ViewAI

Why It Matters

StreamRipper32 version 2.6 contains a critical buffer overflow vulnerability (CVE-2020-37065) with a 9.8 CVSS score that allows remote code execution through malicious input. Organizations running this software face immediate risk of system compromise, data theft, and operational disruption, particularly if the application processes untrusted streaming content or user-supplied data.

Business Impact: Severe

Compensating Controls

Disable Station/Song Section functionality if operationally feasible; implement strict input validation and sanitization for SongPattern parameters; apply network-based IPS/IDS signatures to detect buffer overflow attempts; segment StreamRipper32 systems from critical infrastructure and sensitive data; restrict execution privileges; monitor process behavior for exploitation indicators; consider air-gapping affected systems if mission-critical.

Threat Intelligence Overview

EPSS Score

0.1%

Top 78% exploitable

Exploit

POC

Public exploit code exists

Data Quality

4 sources

Confidence: Medium

NVD

CVE.org

EPSS

Exploit-DB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity CRITICAL

CISA KEV No

Public POC Yes

EPSS 0.1%

Patch available No

Active threat No

Deciding rule

CRITICAL severity + public POC available

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Out-of-Cycle

Exploitation· derived

Poc

System Exposure· derived

Open

Automatable· derived

Yes

Human Impact

Very High

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +49

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Buffer Overflow HIGH

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.