Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
0

CVE-2019-10149

Disclosure Date: June 05, 2019 •
CVE-2019-10149 CVSS v3 Base Score: 9.8
Exploited in the Wild
Reported by gwillcox-r7
View Source Details
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

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.

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CVSS V3 Severity and Metrics
Base Score:
9.8 Critical
Impact Score:
5.9
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
exim 4.92
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
exploit/linux/local/exim4_deliver_message_priv_esc
Reporter
Unknown

Vendors

  • canonical,
  • debian,
  • exim

Products

  • debian linux 9.0,
  • exim,
  • ubuntu linux 18.04,
  • ubuntu linux 18.10

Exploited in the Wild

Reported by:

References

Canonical
CVE-2019-10149 (https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-10149)
BID-108679 (http://www.securityfocus.com/bid/108679)
Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10149
https://www.exim.org/static/doc/security/CVE-2019-10149.txt
[oss-security] 20190605 Re: CVE-2019-10149: Exim 4.87 to 4.91: possible remote exploit (http://www.openwall.com/lists/oss-security/2019/06/05/2)
USN-4010-1 (https://usn.ubuntu.com/4010-1)
[oss-security] 20190605 Re: CVE-2019-10149: Exim 4.87 to 4.91: possible remote exploit (http://www.openwall.com/lists/oss-security/2019/06/05/3)
[oss-security] 20190605 Re: CVE-2019-10149: Exim 4.87 to 4.91: possible remote exploit (http://www.openwall.com/lists/oss-security/2019/06/05/4)
DSA-4456 (https://www.debian.org/security/2019/dsa-4456)
20190605 [SECURITY] [DSA 4456-1] exim4 security update (https://seclists.org/bugtraq/2019/Jun/5)
GLSA-201906-01 (https://security.gentoo.org/glsa/201906-01)
[oss-security] 20190606 Re: CVE-2019-10149: Exim 4.87 to 4.91: possible remote exploit (http://www.openwall.com/lists/oss-security/2019/06/06/1)
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00020.html
20190611 The Return of the WIZard: RCE in Exim (CVE-2019-10149) (http://seclists.org/fulldisclosure/2019/Jun/16)
[oss-security] 20190725 Re: Statistics for distros lists updated for 2019Q2 (http://www.openwall.com/lists/oss-security/2019/07/25/6)
[oss-security] 20190725 Re: Statistics for distros lists updated for 2019Q2 (http://www.openwall.com/lists/oss-security/2019/07/25/7)
[oss-security] 20190726 Re: Statistics for distros lists updated for 2019Q2 (http://www.openwall.com/lists/oss-security/2019/07/26/4)
USN-4010-1 (https://usn.ubuntu.com/4010-1/)
[oss-security] 20210504 21Nails: Multiple vulnerabilities in Exim (http://www.openwall.com/lists/oss-security/2021/05/04/7)
Miscellaneous
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

Additional Info

Authenticated
Unknown
Exploitable
Unknown
Reliability
Unknown
Stability
Unknown
Available Mitigations
Unknown
Shelf Life
Unknown
Userbase/Installbase
Unknown
Patch Effectiveness
Unknown
Technical Analysis