Vulnerability Details : CVE-2020-14305

An out-of-bounds memory write flaw was found in how the Linux kernel’s Voice Over IP H.323 connection tracking functionality handled connections on ipv6 port 1720. This flaw allows an unauthenticated remote user to crash the system, causing a denial of service. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
Vulnerability category: Memory CorruptionDenial of service
Published 2020-12-02 01:15:12
Updated 2022-10-14 12:11:22
Source Red Hat, Inc.
View at NVD,   CVE.org

Threat overview for CVE-2020-14305

Top countries where our scanners detected CVE-2020-14305
Top open port discovered on systems with this issue 49152
IPs affected by CVE-2020-14305 13,769
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2020-14305!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2020-14305

Probability of exploitation activity in the next 30 days: 3.25%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 90 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2020-14305

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Source
8.3
 HIGH AV:N/AC:M/Au:N/C:P/I:P/A:C
8.6
8.5
 nvd@nist.gov
8.1
 HIGH CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
2.2
5.9
 nvd@nist.gov

CWE ids for CVE-2020-14305

  • The product writes data past the end, or before the beginning, of the intended buffer.
    Assigned by:
    • nvd@nist.gov (Secondary)
    • secalert@redhat.com (Primary)

References for CVE-2020-14305

Products affected by CVE-2020-14305

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