What is the CVSS score of CVE-2019-16881?

CVE-2019-16881 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: 2.5%.

Is there a public PoC exploit available for CVE-2019-16881?

Yes, a public proof-of-concept exploit is available for CVE-2019-16881. Prioritise patching immediately. EPSS: 2.5%.

Is there a patch available for CVE-2019-16881?

Yes, a patch is available for CVE-2019-16881. Update the affected software to the latest version immediately.

Portaudio Rs CVE-2019-16881

CRITICAL

Use After Free (CWE-416)

2019-09-25 cve@mitre.org

Use After Free RCE Memory Corruption Portaudio Rs

9.8

CVSS 3.1 · NVD

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

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Sep 25, 2019 - 17:15 nvd

CRITICAL 9.8

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

2 cargo packages depend on portaudio-rs (2 direct, 0 indirect)

Ecosystem-wide dependent count for version 0.3.2.

DescriptionNVD

An issue was discovered in the portaudio-rs crate through 0.3.1 for Rust. There is a use-after-free with resultant arbitrary code execution because of a lack of unwind safety in stream_callback and stream_finished_callback.

AnalysisAI

An issue was discovered in the portaudio-rs crate through 0.3.1 for Rust. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Use After Free (CWE-416), which allows attackers to access freed memory to execute arbitrary code or crash the application. An issue was discovered in the portaudio-rs crate through 0.3.1 for Rust. There is a use-after-free with resultant arbitrary code execution because of a lack of unwind safety in stream_callback and stream_finished_callback. Affected products include: Portaudio-Rs Project Portaudio-Rs. Version information: through 0.3.1.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use smart pointers or garbage-collected languages. Set pointers to NULL after freeing. Enable memory sanitizers.