// For flags

CVE-2017-2616

util-linux: Sending SIGKILL to other processes with root privileges via su

Severity Score

4.7
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A race condition was found in util-linux before 2.32.1 in the way su handled the management of child processes. A local authenticated attacker could use this flaw to kill other processes with root privileges under specific conditions.

Se ha encontrado una condición de carrera en util-linux en versiones anteriores a la 2.32.1 en la forma en la que "su" manejaba los procesos hijo. Un atacante local autenticado podría usar este defecto para matar otros procesos con privilegios de root bajo condiciones específicas.

A race condition was found in the way su handled the management of child processes. A local authenticated attacker could use this flaw to kill other processes with root privileges under specific conditions.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Local
Attack Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2016-12-01 CVE Reserved
  • 2017-03-21 CVE Published
  • 2023-03-08 EPSS Updated
  • 2024-08-05 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-267: Privilege Defined With Unsafe Actions
  • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Util-linux Project
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Util-linux
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< 2.32.1
Search vendor "Util-linux Project" for product "Util-linux" and version " < 2.32.1"
-
Affected
Debian
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Debian Linux
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8.0
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-
Affected
Redhat
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Enterprise Linux Desktop
Search vendor "Redhat" for product "Enterprise Linux Desktop"
6.0
Search vendor "Redhat" for product "Enterprise Linux Desktop" and version "6.0"
-
Affected
Redhat
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Enterprise Linux Desktop
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7.0
Search vendor "Redhat" for product "Enterprise Linux Desktop" and version "7.0"
-
Affected
Redhat
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Enterprise Linux Server
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6.0
Search vendor "Redhat" for product "Enterprise Linux Server" and version "6.0"
-
Affected
Redhat
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Enterprise Linux Server
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7.0
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-
Affected
Redhat
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Enterprise Linux Server Aus
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7.3
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-
Affected
Redhat
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Enterprise Linux Server Aus
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7.4
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-
Affected
Redhat
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Enterprise Linux Server Eus
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7.3
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-
Affected
Redhat
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Enterprise Linux Server Eus
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7.4
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-
Affected
Redhat
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Enterprise Linux Server Eus
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7.5
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-
Affected
Redhat
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Enterprise Linux Workstation
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6.0
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-
Affected
Redhat
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Enterprise Linux Workstation
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7.0
Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "7.0"
-
Affected