CVE-2026-43958

HIGH EPSS 2.6%

Published Jun 1, 20261mo ago · Modified Jun 17, 20262w ago

7.8 CVSS 3.1

High

Published Jun 1, 2026 1mo ago

Last Modified Jun 17, 2026 2w ago

Description

A flaw was found in rrdcached, a component of rrdtool. A local attacker with access to a rrdcached socket can exploit a stack-based buffer overflow by sending an oversized CREATE request. This vulnerability can lead to a denial of service by crashing the daemon or potentially allow for arbitrary code execution, impacting the integrity and confidentiality of data.

CVSS Details

Base Score

7.8

Exploitability

1.8

Impact

5.9

Vector string

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector Local

Attack Complexity Low

Privileges Required Low

User Interaction None

Scope Unchanged

Confidentiality High

Integrity High

Availability High

Threat Intelligence

EPSS Exploit Probability

2.6% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-121

References 2

access.redhat.com https://access.redhat.com/security/cve/CVE-2026-43958
bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=2460932

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.