CVE-2015-2285

Name: CVE-2015-2285
Creator: NVD / NIST
Published: 2015-03-12T14:59:07.027+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.01%

Last modified Jun 17, 2026

CVE-2015-2285 is a vulnerability of currently unknown severity. The logrotation script (/etc/cron.daily/upstart) in the Ubuntu Upstart package before 1.13.2-0ubuntu9, as used in Ubuntu Vivid 15.04, allows local users to execute arbitrary commands and gain privileges via a crafted file in /run/user/*/upstart/sessions/.. EPSS estimates a 1.01% chance of exploitation in the next 30 days.

Description

The logrotation script (/etc/cron.daily/upstart) in the Ubuntu Upstart package before 1.13.2-0ubuntu9, as used in Ubuntu Vivid 15.04, allows local users to execute arbitrary commands and gain privileges via a crafted file in /run/user/*/upstart/sessions/.

Metrics

EPSS Probability

1.01%

58.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-19

Affected Software

Vendor	Product	Versions
Ubuntu	Upstart	<= 1.13.2-0ubuntu7
Ubuntu	Vivid	15.04

References

http://packetstormsecurity.com/files/130587/Ubuntu-Vivid-Upstart-Privilege-Escalation.htmlExploit
http://seclists.org/fulldisclosure/2015/Mar/7Exploit
http://www.halfdog.net/Security/2015/UpstartLogrotationPrivilegeEscalation/Exploit
https://bugs.launchpad.net/ubuntu/+source/upstart/+bug/1425685Exploit, Vendor Advisory
http://packetstormsecurity.com/files/130587/Ubuntu-Vivid-Upstart-Privilege-Escalation.htmlExploit
http://seclists.org/fulldisclosure/2015/Mar/7Exploit
http://www.halfdog.net/Security/2015/UpstartLogrotationPrivilegeEscalation/Exploit
https://bugs.launchpad.net/ubuntu/+source/upstart/+bug/1425685Exploit, Vendor Advisory

Timeline

Published: Mar 12, 2015
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-2285?

How severe is CVE-2015-2285?

Severity scoring for CVE-2015-2285 is pending analysis. The EPSS model estimates a 1.01% probability of exploitation in the next 30 days.

How do I fix CVE-2015-2285?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-2285?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST