Improper Input Validation Affecting openswan package, versions <0:2.6.14-1.el5_3.2


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
3.21% (87th percentile)

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  • Snyk IDSNYK-ORACLE5-OPENSWAN-2449030
  • published10 Apr 2022
  • disclosed1 Apr 2009

Introduced: 1 Apr 2009

CVE-2009-0790  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Oracle:5 openswan to version 0:2.6.14-1.el5_3.2 or higher.
This issue was patched in ELSA-2009-0402.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openswan package and not the openswan package as distributed by Oracle. See How to fix? for Oracle:5 relevant fixed versions and status.

The pluto IKE daemon in Openswan and Strongswan IPsec 2.6 before 2.6.21 and 2.4 before 2.4.14, and Strongswan 4.2 before 4.2.14 and 2.8 before 2.8.9, allows remote attackers to cause a denial of service (daemon crash and restart) via a crafted (1) R_U_THERE or (2) R_U_THERE_ACK Dead Peer Detection (DPD) IPsec IKE Notification message that triggers a NULL pointer dereference related to inconsistent ISAKMP state and the lack of a phase2 state association in DPD.

CVSS Base Scores

version 3.1