PT-2009-4414 · Strongswan · Strongswan

Published 2009-06-06 · Updated 2009-10-14 · CVE-2009-1958

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Name of the Vulnerable Software and Affected Versions: strongSWAN versions prior to 4.3.1

Description: The issue allows remote attackers to cause a denial of service via an IKE AUTH request without a (1) TSi or (2) TSr traffic selector, due to incorrect NULL checks for TSi and TSr payloads in the charon daemon.

Recommendations: For versions prior to 4.3.1, update to version 4.3.1 or later to resolve the issue.

Fix

DoS

Weakness Enumeration

CWE-399

Related Identifiers

CVE-2009-1958

DSA-1899-1

Affected Products

Strongswan

References · 14

• https://security-tracker.debian.org/tracker/CVE-2009-1958 · Vendor Advisory
• http://download.strongswan.org/patches/04_swapped_ts_check_patch/strongswan-4.x.x._swapped_ts_check.readme · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2009-1958 · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html · Vendor Advisory
• http://download.strongswan.org/patches/04_swapped_ts_check_patch/strongswan-4.x.x._swapped_ts_check.patch · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2009-1958 · Security Note
• http://debian.org/security/2009/dsa-1899 · Vendor Advisory
• http://download.strongswan.org/CHANGES4.txt · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2009-1958 · Vendor Advisory
• https://lists.strongswan.org/pipermail/users/2009-May/003457.html · Note
• http://secunia.com/advisories/36922 · Note
• http://secunia.com/advisories/35685 · Note
• http://secunia.com/advisories/35296 · Note
• http://securityfocus.com/bid/35178 · Note