CVE-2016-1531 - Vulnerability Details - OpenCVE

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

No CVSS v4.0

No CVSS v3.1

Attack Vector Local

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Local

Access Complexity Medium

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.52948.

Key SSVC decision points have not yet been added.

Vendors	Products
Exim	Exim

Configuration 1 [-]

cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
Debian DSA	DSA-3517-1	exim4 security update
Ubuntu USN	USN-2933-1	Exim vulnerabilities

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
http://exim.org/static/doc/CVE-2016-1531.txt
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://nvd.nist.gov/vuln/detail/CVE-2016-1531
https://www.cve.org/CVERecord?id=CVE-2016-1531
https://www.exploit-db.com/exploits/39535/
https://www.exploit-db.com/exploits/39549/
https://www.exploit-db.com/exploits/39702/

History

Sun, 13 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.41342}`	epss `{'score': 0.52948}`

MITRE

Status: PUBLISHED

Assigner: certcc

Published: 2016-04-07T23:00:00

Updated: 2024-08-05T23:02:11.867Z

Reserved: 2016-01-07T00:00:00

Link: CVE-2016-1531

Vulnrichment

No data.

NVD

Status : Deferred

Published: 2016-04-07T23:59:04.847

Modified: 2025-04-12T10:46:40.837

Link: CVE-2016-1531

Redhat

Severity : Important

Publid Date: 2016-03-02T00:00:00Z

Links: CVE-2016-1531 - Bugzilla

OpenCVE Enrichment

No data.

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