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Vulnerability Details : CVE-2020-25643

A flaw was found in the HDLC_PPP module of the Linux kernel in versions before 5.9-rc7. Memory corruption and a read overflow is caused by improper input validation in the ppp_cp_parse_cr function which can cause the system to crash or cause a denial of service. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Vulnerability category: Memory CorruptionInput validationDenial of service
Published 2020-10-06 14:15:13
Updated 2023-05-16 10:48:49
Source Red Hat, Inc.
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2020-25643

Probability of exploitation activity in the next 30 days: 0.08%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 35 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2020-25643

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Source
7.5
 HIGH AV:N/AC:M/Au:S/C:P/I:P/A:C
6.8
8.5
 [email protected]
7.2
 HIGH CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
1.2
5.9
 [email protected]

CWE ids for CVE-2020-25643

References for CVE-2020-25643

Products affected by CVE-2020-25643

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