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Case File

CVE-2009-1958

MEDIUM · CVSS 5 EPSS 2.95%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2009-06-08 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.0. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-2009-1958
Severity
MEDIUM
CVSS
5
EPSS
2.95%

Original NVD Description

charon/sa/tasks/child_create.c in the charon daemon in strongSWAN before 4.3.1 switches the NULL checks for TSi and TSr payloads, which allows remote attackers to cause a denial of service via an IKE_AUTH request without a (1) TSi or (2) TSr traffic selector.