CVE-2020-6061

CRITICAL EPSS 91.1%
Published Feb 19, 20206y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Feb 19, 2020 6y ago
Last Modified Jun 17, 2026 2w ago

Description

An exploitable heap out-of-bounds read vulnerability exists in the way CoTURN 4.5.1.1 web server parses POST requests. A specially crafted HTTP POST request can lead to information leaks and other misbehavior. An attacker needs to send an HTTPS request to trigger this vulnerability.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
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

Threat Intelligence

EPSS Exploit Probability
91.1% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-125 Out-of-bounds Read Memory Safety

Affected Products 10

VendorProductVersionRange
coturn_projectcoturn4.5.1.1any
fedoraprojectfedora30any
fedoraprojectfedora31any
fedoraprojectfedora32any
debiandebian_linux9.0any
debiandebian_linux10.0any
canonicalubuntu_linux16.04any
canonicalubuntu_linux18.04any
canonicalubuntu_linux19.10any
canonicalubuntu_linux20.04any

References 6

  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HQZZPI34LAS3SFNW6Z2ZJ46RKVGEODNA/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OUVZRXW5ZIGWVKOLF3NPXRPP74YX7BUY/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XN2NK6FT7AMW5UIZNXDNHKEAYWAUMGSF/
  • talosintelligence.com https://talosintelligence.com/vulnerability_reports/TALOS-2020-0984
    ExploitThird Party Advisory
  • usn.ubuntu.com https://usn.ubuntu.com/4415-1/
    Third Party Advisory
  • debian.org https://www.debian.org/security/2020/dsa-4711
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.