critical9.8Known exploitedPublic exploit code
CVE-2019-10149
Exim Mail Transfer Agent (MTA) Improper Input Validation
Exploited in the wild
This vulnerability is on a Known Exploited Vulnerabilities catalogue, added 2022-01-10. Federal due date: 2022-07-10.
Apply updates per vendor instructions.
Public exploit code
Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.
- Exim 4.87 / 4.91 - Local Privilege Escalation (Metasploit)2019-08-26 · local · linux · Verified
- Exim 4.87 - 4.91 - Local Privilege Escalation2019-06-17 · local · linux · Verified
- Exim 4.87 < 4.91 - (Local / Remote) Command Execution2019-06-05 · remote · linux
Impact
A flaw was found in Exim versions 4.87 to 4.91 (inclusive). Improper validation of recipient address in deliver_message() function in /src/deliver.c may lead to remote command execution.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Exim | Exim | from 4.87 through 4.91 |
| Canonical | Ubuntu Linux | Versions 18.04, 18.10 |
| Debian | Debian Linux | Version 9.0 |
Weakness classification
References
- NVD record
- CVE.org record
- CISA KEV catalog
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00020.html
- http://packetstormsecurity.com/files/153218/Exim-4.9.1-Remote-Command-Execution.html
- http://packetstormsecurity.com/files/153312/Exim-4.91-Local-Privilege-Escalation.html
- http://packetstormsecurity.com/files/154198/Exim-4.91-Local-Privilege-Escalation.html
- http://seclists.org/fulldisclosure/2019/Jun/16
- http://www.openwall.com/lists/oss-security/2019/06/05/2
- http://www.openwall.com/lists/oss-security/2019/06/05/3
- http://www.openwall.com/lists/oss-security/2019/06/05/4
- http://www.openwall.com/lists/oss-security/2019/06/06/1
- http://www.openwall.com/lists/oss-security/2019/07/25/6
- http://www.openwall.com/lists/oss-security/2019/07/25/7
- http://www.openwall.com/lists/oss-security/2019/07/26/4
- http://www.openwall.com/lists/oss-security/2021/05/04/7
- http://www.securityfocus.com/bid/108679
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10149
- https://seclists.org/bugtraq/2019/Jun/5
- https://security.gentoo.org/glsa/201906-01
- https://usn.ubuntu.com/4010-1/
- https://www.debian.org/security/2019/dsa-4456
- https://www.exim.org/static/doc/security/CVE-2019-10149.txt
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00020.html
- http://packetstormsecurity.com/files/153218/Exim-4.9.1-Remote-Command-Execution.html
- http://packetstormsecurity.com/files/153312/Exim-4.91-Local-Privilege-Escalation.html
- http://packetstormsecurity.com/files/154198/Exim-4.91-Local-Privilege-Escalation.html
- http://seclists.org/fulldisclosure/2019/Jun/16