Improper input validation in Strongswan
CVE-2009-2185
The ASN.1 parser (pluto/asn1.c, libstrongswan/asn1/asn1.c, libstrongswan/asn1/asn1_parser.c) in (a) strongSwan 2.8 before 2.8.10, 4.2 before 4.2.16, and 4.3 before 4.3.2; and (b) openSwan 2.6 before 2.6.22 and 2.4 before 2.4.15 allows remote attackers to cause a denial of service (pluto IKE daemon crash) via an X.509 certificate with (1) crafted Relative Distinguished Names (RDNs), (2) a crafted UTCTIME string, or (3) a crafted GENERALIZEDTIME string.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.024 (83.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
Affected products
- Strongswan — versions 2.8.0, 2.8.1, 2.8.2
- Xelerance Openswan — versions 2.4.0, 2.4.1, 2.4.2
Weakness classification (CWE)
References
- www.vupen.com/english/advisories/2009/1639 (vdb-entry, Vendor Advisory)
- secunia.com/advisories/35740 (third-party-advisory)
- www.ingate.com/Relnote.php
- www.securitytracker.com/id (vdb-entry)
- www.redhat.com/support/errata/RHSA-2009-1138.html (vendor-advisory)
- www.vupen.com/english/advisories/2009/1706 (vdb-entry)
- oval.cisecurity.org/repository/search/definition/oval:org.mitre.oval:def:11079 (signature, vdb-entry)
- secunia.com/advisories/36950 (third-party-advisory)
- secunia.com/advisories/35522 (Vendor Advisory, third-party-advisory)
- secunia.com/advisories/36922 (third-party-advisory)