CVE-2009-4565
sendmail: incorrect verification of SSL certificate with NUL in name
Severity Score
5.9
*CVSS v3
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
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.
sendmail anterior a v8.14.4 no maneja adecuadamente un carácter '\0' en un fichero Common Name (CN) de un certificado X.509; esto permite (1) a atacantes del tipo hombre-en-el-medio suplantar a su elección servidores SMTP basados en SSL utilizando un certificado de servidor manipulado expedido por una Autoridad Certificadora legítima y (2) a atacantes remotos evitar las restricciones de acceso pretendidas a través de un certificado cliente expedido por una Autoridad Certificadora legítima. Vulnerabilidad relacionada con CVE-2009-2408.
sendmail before 8.14.4 does not properly handle a '\\0' (NUL) 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. Packages for 2008.0 are provided for Corporate Desktop 2008.0 customers. This update provides a fix for this vulnerability.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2010-01-04 CVE Reserved
- 2010-01-04 CVE Published
- 2024-08-07 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-310: Cryptographic Issues
CAPEC
References (22)
| URL | Tag | Source |
|---|---|---|
| http://secunia.com/advisories/38314 | Third Party Advisory | |
| http://secunia.com/advisories/38915 | Third Party Advisory | |
| http://secunia.com/advisories/39088 | Third Party Advisory | |
| http://secunia.com/advisories/40109 | Third Party Advisory | |
| http://secunia.com/advisories/43366 | Third Party Advisory | |
| http://www.securityfocus.com/bid/37543 | Vdb Entry | |
| http://www.vupen.com/english/advisories/2010/0719 | Vdb Entry | |
| http://www.vupen.com/english/advisories/2010/1386 | Vdb Entry | |
| http://www.vupen.com/english/advisories/2011/0415 | Vdb Entry | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10255 | Signature | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11822 | Signature |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| http://www.sendmail.org/releases/8.14.4 | 2017-09-19 | |
| http://www.vupen.com/english/advisories/2009/3661 | 2017-09-19 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | <= 8.14.3 Search vendor "Sendmail" for product "Sendmail" and version " <= 8.14.3" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 2.6 Search vendor "Sendmail" for product "Sendmail" and version "2.6" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 2.6.1 Search vendor "Sendmail" for product "Sendmail" and version "2.6.1" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 3.0 Search vendor "Sendmail" for product "Sendmail" and version "3.0" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 3.0.1 Search vendor "Sendmail" for product "Sendmail" and version "3.0.1" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 4.1 Search vendor "Sendmail" for product "Sendmail" and version "4.1" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 4.55 Search vendor "Sendmail" for product "Sendmail" and version "4.55" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 5 Search vendor "Sendmail" for product "Sendmail" and version "5" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 5.59 Search vendor "Sendmail" for product "Sendmail" and version "5.59" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 5.61 Search vendor "Sendmail" for product "Sendmail" and version "5.61" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 5.65 Search vendor "Sendmail" for product "Sendmail" and version "5.65" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.6.7 Search vendor "Sendmail" for product "Sendmail" and version "8.6.7" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.7.6 Search vendor "Sendmail" for product "Sendmail" and version "8.7.6" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.7.7 Search vendor "Sendmail" for product "Sendmail" and version "8.7.7" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.7.8 Search vendor "Sendmail" for product "Sendmail" and version "8.7.8" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.7.9 Search vendor "Sendmail" for product "Sendmail" and version "8.7.9" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.7.10 Search vendor "Sendmail" for product "Sendmail" and version "8.7.10" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.8.8 Search vendor "Sendmail" for product "Sendmail" and version "8.8.8" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.9.0 Search vendor "Sendmail" for product "Sendmail" and version "8.9.0" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.9.1 Search vendor "Sendmail" for product "Sendmail" and version "8.9.1" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.9.2 Search vendor "Sendmail" for product "Sendmail" and version "8.9.2" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.9.3 Search vendor "Sendmail" for product "Sendmail" and version "8.9.3" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.10 Search vendor "Sendmail" for product "Sendmail" and version "8.10" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.10.0 Search vendor "Sendmail" for product "Sendmail" and version "8.10.0" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.10.1 Search vendor "Sendmail" for product "Sendmail" and version "8.10.1" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.10.2 Search vendor "Sendmail" for product "Sendmail" and version "8.10.2" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.11.0 Search vendor "Sendmail" for product "Sendmail" and version "8.11.0" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.11.1 Search vendor "Sendmail" for product "Sendmail" and version "8.11.1" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.11.2 Search vendor "Sendmail" for product "Sendmail" and version "8.11.2" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.11.3 Search vendor "Sendmail" for product "Sendmail" and version "8.11.3" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.11.4 Search vendor "Sendmail" for product "Sendmail" and version "8.11.4" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.11.5 Search vendor "Sendmail" for product "Sendmail" and version "8.11.5" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.11.6 Search vendor "Sendmail" for product "Sendmail" and version "8.11.6" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.11.7 Search vendor "Sendmail" for product "Sendmail" and version "8.11.7" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.12 Search vendor "Sendmail" for product "Sendmail" and version "8.12" | beta10 |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.12 Search vendor "Sendmail" for product "Sendmail" and version "8.12" | beta12 |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.12 Search vendor "Sendmail" for product "Sendmail" and version "8.12" | beta16 |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.12 Search vendor "Sendmail" for product "Sendmail" and version "8.12" | beta5 |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.12 Search vendor "Sendmail" for product "Sendmail" and version "8.12" | beta7 |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.12.0 Search vendor "Sendmail" for product "Sendmail" and version "8.12.0" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.12.1 Search vendor "Sendmail" for product "Sendmail" and version "8.12.1" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.12.2 Search vendor "Sendmail" for product "Sendmail" and version "8.12.2" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.12.3 Search vendor "Sendmail" for product "Sendmail" and version "8.12.3" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.12.4 Search vendor "Sendmail" for product "Sendmail" and version "8.12.4" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.12.5 Search vendor "Sendmail" for product "Sendmail" and version "8.12.5" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.12.6 Search vendor "Sendmail" for product "Sendmail" and version "8.12.6" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.12.7 Search vendor "Sendmail" for product "Sendmail" and version "8.12.7" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.12.8 Search vendor "Sendmail" for product "Sendmail" and version "8.12.8" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.12.9 Search vendor "Sendmail" for product "Sendmail" and version "8.12.9" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.12.10 Search vendor "Sendmail" for product "Sendmail" and version "8.12.10" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.13.0 Search vendor "Sendmail" for product "Sendmail" and version "8.13.0" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.13.1 Search vendor "Sendmail" for product "Sendmail" and version "8.13.1" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.13.1.2 Search vendor "Sendmail" for product "Sendmail" and version "8.13.1.2" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.13.2 Search vendor "Sendmail" for product "Sendmail" and version "8.13.2" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.13.3 Search vendor "Sendmail" for product "Sendmail" and version "8.13.3" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.13.4 Search vendor "Sendmail" for product "Sendmail" and version "8.13.4" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.13.5 Search vendor "Sendmail" for product "Sendmail" and version "8.13.5" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.13.6 Search vendor "Sendmail" for product "Sendmail" and version "8.13.6" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.13.7 Search vendor "Sendmail" for product "Sendmail" and version "8.13.7" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.13.8 Search vendor "Sendmail" for product "Sendmail" and version "8.13.8" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.14.1 Search vendor "Sendmail" for product "Sendmail" and version "8.14.1" | - |
Affected
| ||||||
| Sendmail Search vendor "Sendmail" | Sendmail Search vendor "Sendmail" for product "Sendmail" | 8.14.2 Search vendor "Sendmail" for product "Sendmail" and version "8.14.2" | - |
Affected
| ||||||