What is the CVSS score of CVE-2020-13901?

CVE-2020-13901 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: 2.6%.

Is there a public PoC exploit available for CVE-2020-13901?

Yes, a public proof-of-concept exploit is available for CVE-2020-13901. Prioritise patching immediately. EPSS: 2.6%.

Is there a patch available for CVE-2020-13901?

Yes, a patch is available for CVE-2020-13901. Update the affected software to the latest version immediately.

Janus CVE-2020-13901

CRITICAL

Out-of-bounds Write (CWE-787)

2020-06-10 cve@mitre.org

Buffer Overflow Memory Corruption Janus

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

Jun 10, 2020 - 22:15 nvd

CRITICAL 9.8

DescriptionNVD

An issue was discovered in janus-gateway (aka Janus WebRTC Server) through 0.10.0. janus_sdp_merge in sdp.c has a stack-based buffer overflow.

AnalysisAI

An issue was discovered in janus-gateway (aka Janus WebRTC Server) through 0.10.0. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. An issue was discovered in janus-gateway (aka Janus WebRTC Server) through 0.10.0. janus_sdp_merge in sdp.c has a stack-based buffer overflow. Affected products include: Meetecho Janus. Version information: through 0.10.0..

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).