Vulnerability CVE-2016-1531
Published: 2016-04-07   Modified: 2016-04-08

Description:
Exim before 4.86.2, when installed setuid root, allows local users to gain privileges via the perl_startup argument.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
Exim 4.84-3 Local Root / Privilege Escalation
Hacker Fantastic
10.03.2016
Med.
Exim < 4.86.2 Local Privilege Escalation
Dawid Golunski
11.03.2016
Med.
Exim perl_startup Privilege Escalation
wvu
15.04.2016

Type:

CWE-264

 (Permissions, Privileges, and Access Controls)

CVSS2 => (AV:L/AC:M/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.9/10
10/10
3.4/10
Exploit range
Attack complexity
Authentication
Local
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
EXIM -> EXIM 

 References:
http://www.exim.org/static/doc/CVE-2016-1531.txt
https://www.exploit-db.com/exploits/39535/
http://packetstormsecurity.com/files/136124/Exim-4.84-3-Local-Root-Privilege-Escalation.html
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