Vulnerability identifier: #VU42852
Vulnerability risk: Low
CVSSv3.1: 2.3 [CVSS:3.1/AV:N/AC:L/PR:/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-287
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
strongSwan
Server applications /
Encryption software
Vendor: strongswan.org
Description
The vulnerability allows a remote #AU# to read and manipulate data.
strongSwan 4.3.5 through 5.0.3, when using the OpenSSL plugin for ECDSA signature verification, allows remote attackers to authenticate as other users via an invalid signature.
Mitigation
Install update from vendor's website.
Vulnerable software versions
strongSwan: 4.3.5 - 5.0.2
External links
http://download.strongswan.org/patches/10_openssl_ecdsa_signature_patch/strongswan-4.3.5-5.0.3_openssl_ecdsa_signature.patch
http://lists.opensuse.org/opensuse-updates/2013-05/msg00014.html
http://lists.opensuse.org/opensuse-updates/2013-06/msg00010.html
http://lists.opensuse.org/opensuse-updates/2013-06/msg00121.html
http://www.debian.org/security/2013/dsa-2665
http://www.securityfocus.com/bid/59580
http://www.strongswan.org/blog/2013/04/30/strongswan-5.0.4-released-(cve-2013-2944).html
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.