CVE-2021-25316

Local DoS of VM live migration due to use of static tmp files in detach_disks.sh in s390-tools

Severity Score

3.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A Insecure Temporary File vulnerability in s390-tools of SUSE Linux Enterprise Server 12-SP5, SUSE Linux Enterprise Server 15-SP2 allows local attackers to prevent VM live migrations This issue affects: SUSE Linux Enterprise Server 12-SP5 s390-tools versions prior to 2.1.0-18.29.1. SUSE Linux Enterprise Server 15-SP2 s390-tools versions prior to 2.11.0-9.20.1.

Una vulnerabilidad de Archivo Temporal No Seguro en s390-tools de SUSE Linux Enterprise Server versión 12-SP5, SUSE Linux Enterprise Server versión 15-SP2, permite a atacantes locales emitir migraciones en vivo de VM. Este problema afecta a: SUSE Linux Enterprise Server versiones 12-SP5 s390-tools anteriores a 2.1.0-18.29.1. SUSE Linux Enterprise Server versiones 15-SP2 s390-tools anteriores a 2.11.0-9.20.1

*Credits: Wolfgang Frisch of SUSE

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-19 CVE Reserved
2021-04-14 CVE Published
2023-03-08 EPSS Updated
2024-09-17 CVE Updated
2024-09-17 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-377: Insecure Temporary File

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://bugzilla.suse.com/show_bug.cgi?id=1182777	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
Suse Search vendor "Suse"	S390-tools Search vendor "Suse" for product "S390-tools"	< 2.1.0-18.29.1 Search vendor "Suse" for product "S390-tools" and version " < 2.1.0-18.29.1"	-	Affected	in	Suse Search vendor "Suse"	Linux Enterprise Server Search vendor "Suse" for product "Linux Enterprise Server"	15 Search vendor "Suse" for product "Linux Enterprise Server" and version "15"	sp5	Safe
Suse Search vendor "Suse"	S390-tools Search vendor "Suse" for product "S390-tools"	< 2.11.0-9.20.1 Search vendor "Suse" for product "S390-tools" and version " < 2.11.0-9.20.1"	-	Affected	in	Suse Search vendor "Suse"	Linux Enterprise Server Search vendor "Suse" for product "Linux Enterprise Server"	15 Search vendor "Suse" for product "Linux Enterprise Server" and version "15"	sp2	Safe