CVE-2009-4565
Summary
| CVE | CVE-2009-4565 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2010-01-04 21:30:00 UTC |
| Updated | 2026-04-23 00:35:47 UTC |
| Description | sendmail before 8.14.4 does not properly handle a '\0' character in a Common Name (CN) field of an X.509 certificate, which (1) allows man-in-the-middle attackers to spoof arbitrary SSL-based SMTP servers via a crafted server certificate issued by a legitimate Certification Authority, and (2) allows remote attackers to bypass intended access restrictions via a crafted client certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408. |
Risk And Classification
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
NoneConfidentiality
PartialIntegrity
PartialAvailability
PartialAV:N/AC:L/Au:N/C:P/I:P/A:P
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Sendmail | Sendmail | 2.6 | All | All | All |
| Application | Sendmail | Sendmail | 2.6.1 | All | All | All |
| Application | Sendmail | Sendmail | 3.0 | All | All | All |
| Application | Sendmail | Sendmail | 3.0.1 | All | All | All |
| Application | Sendmail | Sendmail | 4.1 | All | All | All |
| Application | Sendmail | Sendmail | 4.55 | All | All | All |
| Application | Sendmail | Sendmail | 5 | All | All | All |
| Application | Sendmail | Sendmail | 5.59 | All | All | All |
| Application | Sendmail | Sendmail | 5.61 | All | All | All |
| Application | Sendmail | Sendmail | 5.65 | All | All | All |
| Application | Sendmail | Sendmail | 8.10 | All | All | All |
| Application | Sendmail | Sendmail | 8.10.0 | All | All | All |
| Application | Sendmail | Sendmail | 8.10.1 | All | All | All |
| Application | Sendmail | Sendmail | 8.10.2 | All | All | All |
| Application | Sendmail | Sendmail | 8.11.0 | All | All | All |
| Application | Sendmail | Sendmail | 8.11.1 | All | All | All |
| Application | Sendmail | Sendmail | 8.11.2 | All | All | All |
| Application | Sendmail | Sendmail | 8.11.3 | All | All | All |
| Application | Sendmail | Sendmail | 8.11.4 | All | All | All |
| Application | Sendmail | Sendmail | 8.11.5 | All | All | All |
| Application | Sendmail | Sendmail | 8.11.6 | All | All | All |
| Application | Sendmail | Sendmail | 8.11.7 | All | All | All |
| Application | Sendmail | Sendmail | 8.12 | beta10 | All | All |
| Application | Sendmail | Sendmail | 8.12 | beta12 | All | All |
| Application | Sendmail | Sendmail | 8.12 | beta16 | All | All |
| Application | Sendmail | Sendmail | 8.12 | beta5 | All | All |
| Application | Sendmail | Sendmail | 8.12 | beta7 | All | All |
| Application | Sendmail | Sendmail | 8.12.0 | All | All | All |
| Application | Sendmail | Sendmail | 8.12.1 | All | All | All |
| Application | Sendmail | Sendmail | 8.12.10 | All | All | All |
| Application | Sendmail | Sendmail | 8.12.2 | All | All | All |
| Application | Sendmail | Sendmail | 8.12.3 | All | All | All |
| Application | Sendmail | Sendmail | 8.12.4 | All | All | All |
| Application | Sendmail | Sendmail | 8.12.5 | All | All | All |
| Application | Sendmail | Sendmail | 8.12.6 | All | All | All |
| Application | Sendmail | Sendmail | 8.12.7 | All | All | All |
| Application | Sendmail | Sendmail | 8.12.8 | All | All | All |
| Application | Sendmail | Sendmail | 8.12.9 | All | All | All |
| Application | Sendmail | Sendmail | 8.13.0 | All | All | All |
| Application | Sendmail | Sendmail | 8.13.1 | All | All | All |
| Application | Sendmail | Sendmail | 8.13.1.2 | All | All | All |
| Application | Sendmail | Sendmail | 8.13.2 | All | All | All |
| Application | Sendmail | Sendmail | 8.13.3 | All | All | All |
| Application | Sendmail | Sendmail | 8.13.4 | All | All | All |
| Application | Sendmail | Sendmail | 8.13.5 | All | All | All |
| Application | Sendmail | Sendmail | 8.13.6 | All | All | All |
| Application | Sendmail | Sendmail | 8.13.7 | All | All | All |
| Application | Sendmail | Sendmail | 8.13.8 | All | All | All |
| Application | Sendmail | Sendmail | 8.14.1 | All | All | All |
| Application | Sendmail | Sendmail | 8.14.2 | All | All | All |
| Application | Sendmail | Sendmail | 8.6.7 | All | All | All |
| Application | Sendmail | Sendmail | 8.7.10 | All | All | All |
| Application | Sendmail | Sendmail | 8.7.6 | All | All | All |
| Application | Sendmail | Sendmail | 8.7.7 | All | All | All |
| Application | Sendmail | Sendmail | 8.7.8 | All | All | All |
| Application | Sendmail | Sendmail | 8.7.9 | All | All | All |
| Application | Sendmail | Sendmail | 8.8.8 | All | All | All |
| Application | Sendmail | Sendmail | 8.9.0 | All | All | All |
| Application | Sendmail | Sendmail | 8.9.1 | All | All | All |
| Application | Sendmail | Sendmail | 8.9.2 | All | All | All |
| Application | Sendmail | Sendmail | 8.9.3 | All | All | All |
| Application | Sendmail | Sendmail | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| [security-announce] SUSE Security Summary Report: SUSE-SR:2010:006 | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| Support | af854a3a-2127-422b-91ae-364da2661108 | www.redhat.com | |
| Debian update for sendmail - Secunia.com | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | |
| Debian -- Security Information -- DSA-1985-1 sendmail | af854a3a-2127-422b-91ae-364da2661108 | www.debian.org | |
| Repository / Oval Repository | af854a3a-2127-422b-91ae-364da2661108 | oval.cisecurity.org | |
| Sendmail 8.14.4 - sendmail.org | af854a3a-2127-422b-91ae-364da2661108 | www.sendmail.org | Patch |
| Repository / Oval Repository | af854a3a-2127-422b-91ae-364da2661108 | oval.cisecurity.org | |
| '[security bulletin] HPSBUX02508 SSRT100007 rev.1 - HP-UX Running sendmail with STARTTLS Enabled, Rem' - MARC | af854a3a-2127-422b-91ae-364da2661108 | marc.info | |
| Webmail - OVH | af854a3a-2127-422b-91ae-364da2661108 | www.vupen.com | |
| Sendmail NULL Character CA SSL Certificate Validation Security Bypass Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | |
| Webmail : Solution de messagerie professionnelle - OVHcloud- OVH | af854a3a-2127-422b-91ae-364da2661108 | www.vupen.com | Patch, Vendor Advisory |
| sunsolve.sun.com/search/document.do | af854a3a-2127-422b-91ae-364da2661108 | sunsolve.sun.com | |
| Sendmail SSL Certificate NULL Character Spoofing Vulnerability - Secunia Advisories - Vulnerability Information - Secunia.com | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Vendor Advisory |
| Sun Solaris Sendmail SSL Certificate Spoofing Vulnerability - Advisories - Community | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | |
| SUSE Update for Multiple Packages - Advisories - Community | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | |
| Red Hat update for sendmail - Secunia.com | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | |
| HP-UX update for sendmail - Advisories - Community | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | |
| Webmail : Solution de messagerie professionnelle - OVHcloud- OVH | af854a3a-2127-422b-91ae-364da2661108 | www.vupen.com | |
| Gentoo Linux Documentation -- sendmail: X.509 NULL spoofing vulnerability | af854a3a-2127-422b-91ae-364da2661108 | security.gentoo.org | |
| Webmail - OVH | af854a3a-2127-422b-91ae-364da2661108 | www.vupen.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
| Organization | Published | Contributor | Statement |
|---|---|---|---|
| Red Hat | 2010-01-21 | Tomas Hoger | Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=CVE-2009-4565 The Red Hat Security Response Team has rated this issue as having low security impact, a future update may address this flaw. |
There are currently no legacy QID mappings associated with this CVE.