CVE-2013-2061
Summary
| CVE | CVE-2013-2061 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2013-11-18 02:55:00 UTC |
| Updated | 2020-05-12 14:21:00 UTC |
| Description | The openvpn_decrypt function in crypto.c in OpenVPN 2.3.0 and earlier, when running in UDP mode, allows remote attackers to obtain sensitive information via a timing attack involving an HMAC comparison function that does not run in constant time and a padding oracle attack on the CBC mode cipher. |
Risk And Classification
Problem Types: CWE-200
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Opensuse | Opensuse | 11.4 | All | All | All |
| Operating System | Opensuse | Opensuse | 11.4 | All | All | All |
| Application | Openvpn | Openvpn | 1.2.0 | All | All | All |
| Application | Openvpn | Openvpn | 1.2.1 | All | All | All |
| Application | Openvpn | Openvpn | 1.3.0 | All | All | All |
| Application | Openvpn | Openvpn | 1.3.1 | All | All | All |
| Application | Openvpn | Openvpn | 1.3.2 | All | All | All |
| Application | Openvpn | Openvpn | 1.4.0 | All | All | All |
| Application | Openvpn | Openvpn | 1.4.1 | All | All | All |
| Application | Openvpn | Openvpn | 1.4.2 | All | All | All |
| Application | Openvpn | Openvpn | 1.4.3 | All | All | All |
| Application | Openvpn | Openvpn | 1.5.0 | All | All | All |
| Application | Openvpn | Openvpn | 1.6.0 | All | All | All |
| Application | Openvpn | Openvpn | 2.1.0 | All | All | All |
| Application | Openvpn | Openvpn | 2.2.0 | All | All | All |
| Application | Openvpn | Openvpn | 1.2.0 | All | All | All |
| Application | Openvpn | Openvpn | 1.2.1 | All | All | All |
| Application | Openvpn | Openvpn | 1.3.0 | All | All | All |
| Application | Openvpn | Openvpn | 1.3.1 | All | All | All |
| Application | Openvpn | Openvpn | 1.3.2 | All | All | All |
| Application | Openvpn | Openvpn | 1.4.0 | All | All | All |
| Application | Openvpn | Openvpn | 1.4.1 | All | All | All |
| Application | Openvpn | Openvpn | 1.4.2 | All | All | All |
| Application | Openvpn | Openvpn | 1.4.3 | All | All | All |
| Application | Openvpn | Openvpn | 1.5.0 | All | All | All |
| Application | Openvpn | Openvpn | 1.6.0 | All | All | All |
| Application | Openvpn | Openvpn | 2.1.0 | All | All | All |
| Application | Openvpn | Openvpn | 2.2.0 | All | All | All |
| Application | Openvpn | Openvpn | All | All | All | All |
| Application | Openvpn | Openvpn Access Server | 2.0.0 | All | All | All |
| Application | Openvpn | Openvpn Access Server | 2.0.0 | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Bug 960192 – CVE-2013-2061 openvpn: use of non-constant-time memcmp in HMAC comparison in openvpn_decrypt | CONFIRM | bugzilla.redhat.com | |
| [SECURITY] Fedora 17 Update: openvpn-2.3.1-2.fc17 | FEDORA | lists.fedoraproject.org | |
| SecurityAnnouncement-f375aa67cc – OpenVPN Community | CONFIRM | community.openvpn.net | |
| Use constant time memcmp when comparing HMACs in openvpn_decrypt. · 11d2134 · OpenVPN/openvpn · GitHub | CONFIRM | github.com | Exploit, Patch |
| openSUSE-SU-2013:1649-1: moderate: update for openvpn | SUSE | lists.opensuse.org | |
| [SECURITY] Fedora 18 Update: openvpn-2.3.1-2.fc18 | FEDORA | lists.fedoraproject.org | |
| oss-security - Re: CVE request: OpenVPN use of non-constant-time memcmp in HMAC comparison in openvpn_decrypt | MLIST | www.openwall.com | |
| 468756 – (CVE-2013-2061) <net-misc/openvpn-2.3.1: ciphertext injection vulnerability in UDP mode (CVE-2013-2061) | CONFIRM | bugs.gentoo.org | |
| openSUSE-SU-2013:1645-1: moderate: update for openvpn | SUSE | lists.opensuse.org | Vendor Advisory |
| Support / Security / Advisories / / MDVSA-2013:167 | Mandriva | MANDRIVA | www.mandriva.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.