CVE-2016-1531
First published: Thu Apr 07 2016(Updated: )
Exim before 4.86.2, when installed setuid root, allows local users to gain privileges via the perl_startup argument.
Credit: cret@cert.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| sa-exim | <=4.86 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00026.html
- http://packetstormsecurity.com/files/136124/Exim-4.84-3-Local-Root-Privilege-Escalation.html
- http://www.debian.org/security/2016/dsa-3517
- http://www.exim.org/static/doc/CVE-2016-1531.txt
- http://www.rapid7.com/db/modules/exploit/unix/local/exim_perl_startup
- http://www.securitytracker.com/id/1035512
- http://www.ubuntu.com/usn/USN-2933-1
- https://www.exploit-db.com/exploits/39535/
- https://www.exploit-db.com/exploits/39549/
- https://www.exploit-db.com/exploits/39702/
Frequently Asked Questions
What is the severity of CVE-2016-1531?
CVE-2016-1531 has a high severity rating as it allows local users to escalate privileges on affected systems.
How do I fix CVE-2016-1531?
To fix CVE-2016-1531, upgrade Exim to version 4.86.2 or later.
Who is affected by CVE-2016-1531?
CVE-2016-1531 affects systems where Exim versions prior to 4.86.2 are installed with setuid root permissions.
What is the impact of CVE-2016-1531?
The impact of CVE-2016-1531 is that a local user can potentially gain root privileges, compromising the security of the system.
When was CVE-2016-1531 published?
CVE-2016-1531 was published in March 2016.
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- version/sa-exim/4.86