CVE-2016-1531

Public Exploit

Description

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

Category

7.0
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 39.80% Top 5%
Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.debian.org/security/2016/dsa-3517 vendor advisory
https://www.exploit-db.com/exploits/39535/ exploit
http://www.securitytracker.com/id/1035512 vdb entry
http://packetstormsecurity.com/files/136124/Exim-4.84-3-Local-Root-Privilege-Escalation.html exploit
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00026.html vendor advisory
https://www.exploit-db.com/exploits/39702/ exploit
http://www.ubuntu.com/usn/USN-2933-1 vendor advisory
http://www.exim.org/static/doc/CVE-2016-1531.txt third party advisory us government resource
http://www.rapid7.com/db/modules/exploit/unix/local/exim_perl_startup
https://www.exploit-db.com/exploits/39549/ exploit

Frequently Asked Questions

What is the severity of CVE-2016-1531?
CVE-2016-1531 has been scored as a high severity vulnerability.
How to fix CVE-2016-1531?
To fix CVE-2016-1531, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-1531 being actively exploited in the wild?
It is possible that CVE-2016-1531 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~40% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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