Vulnerabilities > CVE-2020-28018 - Use After Free vulnerability in Exim
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
PARTIAL Integrity impact
PARTIAL Availability impact
PARTIAL Summary
Exim 4 before 4.94.2 allows Use After Free in smtp_reset in certain situations that may be common for builds with OpenSSL.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 27 |
Common Weakness Enumeration (CWE)
References
- https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28018-OCORK.txt
- http://www.openwall.com/lists/oss-security/2021/05/11/5
- http://www.openwall.com/lists/oss-security/2021/05/11/6
- http://www.openwall.com/lists/oss-security/2021/05/11/17
- http://www.openwall.com/lists/oss-security/2021/05/11/15
- http://www.openwall.com/lists/oss-security/2021/05/11/14
- http://www.openwall.com/lists/oss-security/2021/05/12/2
- http://www.openwall.com/lists/oss-security/2021/05/12/3