CVE-2020-25211

Medium

In the Linux kernel through 5.8.7, local attackers able to inject conntrack netlink configuration could overflow a local buffer, causing crashes or triggering use of incorrect protocol numbers in ctnetlink_parse_tuple_filter in net/netfilter/nf_conntrack_netlink.c, aka CID-1cc5ef91d2ff.

Package Linux Kernel
Published 2020-09-09
Last modified 2024-11-21
CVSS version 3.1
Patch available
Awaiting data

CVSS 3.1 score

6.0

out of 10
Medium
Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
High
Availability
High
Vector string
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H

Weakness type

CWE-120

CVE-2020-25211 is classified as CWE-120

See CWE-120 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2020-25211 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Frequently asked questions

  • What is CVE-2020-25211?

    CVE-2020-25211 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.0 out of 10 . CVE-2020-25211 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2020-25211?

    CVE-2020-25211 has a CVSS score of 6.0 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H .

  • Is there a patch available for CVE-2020-25211?

    No patch is currently available for CVE-2020-25211. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2020-25211 actively exploited?

    No — CVE-2020-25211 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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