CVE-2015-2285

Ubuntu 15.04 (Development) - 'Upstart' Logrotation Privilege Escalation

Severity Score

7.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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/.

La secuencia de comandos de la logrotación (/etc/cron.daily/upstart) en el paquete Ubuntu Upstart anterior a 1.13.2-0ubuntu9, utilizado en Ubuntu Vivid 15.04, permite a usuarios locales ejecutar comandos arbitrarios y ganar privilegios a través de un fichero manipulado en /run/user/*/upstart/sessions/.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2015-03-12 CVE Reserved
2015-03-12 CVE Published
2015-03-12 First Exploit
2024-09-17 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-19: Data Processing Errors

CAPEC

References (5)

URL	Tag	Source

URL	Date	SRC
https://www.exploit-db.com/exploits/41765	2015-03-12
http://packetstormsecurity.com/files/130587/Ubuntu-Vivid-Upstart-Privilege-Escalation.html	2024-09-17
http://seclists.org/fulldisclosure/2015/Mar/7	2024-09-17
http://www.halfdog.net/Security/2015/UpstartLogrotationPrivilegeEscalation	2024-09-17
https://bugs.launchpad.net/ubuntu/+source/upstart/+bug/1425685	2024-09-17

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Ubuntu Search vendor "Ubuntu"	Upstart Search vendor "Ubuntu" for product "Upstart"	<= 1.13.2-0ubuntu7 Search vendor "Ubuntu" for product "Upstart" and version " <= 1.13.2-0ubuntu7"	-	Affected	in	Ubuntu Search vendor "Ubuntu"	Vivid Search vendor "Ubuntu" for product "Vivid"	15.04 Search vendor "Ubuntu" for product "Vivid" and version "15.04"	-	Affected