CVE-2021-25317

cups: ownership of /var/log/cups allows the lp user to create files as root

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 Incorrect Default Permissions vulnerability in the packaging of cups of SUSE Linux Enterprise Server 11-SP4-LTSS, SUSE Manager Server 4.0, SUSE OpenStack Cloud Crowbar 9; openSUSE Leap 15.2, Factory allows local attackers with control of the lp users to create files as root with 0644 permissions without the ability to set the content. This issue affects: SUSE Linux Enterprise Server 11-SP4-LTSS cups versions prior to 1.3.9. SUSE Manager Server 4.0 cups versions prior to 2.2.7. SUSE OpenStack Cloud Crowbar 9 cups versions prior to 1.7.5. openSUSE Leap 15.2 cups versions prior to 2.2.7. openSUSE Factory cups version 2.3.3op2-2.1 and prior versions.

Una vulnerabilidad de Permisos Predeterminados Incorrectos en el paquete de cups de SUSE Linux Enterprise Server versión 11-SP4-LTSS, SUSE Manager Server versión 4.0, SUSE OpenStack Cloud Crowbar versión 9; openSUSE Leap versión 15.2, Factory permite a atacantes locales con control de los usuarios lp crear archivos como root con permisos 0644 sin la capacidad de configurar el contenido. Este problema afecta a: cups de SUSE Linux Enterprise Server 11-SP4-LTSS versiones anteriores a 1.3.9. cups de Versiones de SUSE Manager Server 4.0 versiones anteriores a 2.2.7. cups de SUSE OpenStack Cloud Crowbar 9 versiones anteriores a 1.7.5. cups de openSUSE Leap 15.2 versiones anteriores a 2.2.7. cups de openSUSE Factory versión 2.3.3op2-2.1 y versiones anteriores

*Credits: Matthias Gerstner of SUSE

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-19 CVE Reserved
2021-05-05 CVE Published
2023-03-08 EPSS Updated
2024-09-17 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-276: Incorrect Default Permissions

CAPEC

References (4)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://bugzilla.suse.com/show_bug.cgi?id=1184161	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GWPGZLT3U776Q5YPPSA6LGFWWBDWBVH3	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H74BP746O5NNVCBUTLLZYAFBPESFVECV	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S37IDQGHTORQ3Z6VRDQIGBYVOI27YG47	2023-11-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Suse Search vendor "Suse"	Cups Search vendor "Suse" for product "Cups"	< 1.3.9 Search vendor "Suse" for product "Cups" and version " < 1.3.9"	-	Affected	in	Suse Search vendor "Suse"	Linux Enterprise Server Search vendor "Suse" for product "Linux Enterprise Server"	11 Search vendor "Suse" for product "Linux Enterprise Server" and version "11"	sp4, ltss	Safe
Suse Search vendor "Suse"	Cups Search vendor "Suse" for product "Cups"	< 2.2.7 Search vendor "Suse" for product "Cups" and version " < 2.2.7"	-	Affected	in	Suse Search vendor "Suse"	Manager Server Search vendor "Suse" for product "Manager Server"	4.0 Search vendor "Suse" for product "Manager Server" and version "4.0"	-	Safe
Suse Search vendor "Suse"	Cups Search vendor "Suse" for product "Cups"	< 1.7.5 Search vendor "Suse" for product "Cups" and version " < 1.7.5"	-	Affected	in	Suse Search vendor "Suse"	Openstack Cloud Crowbar Search vendor "Suse" for product "Openstack Cloud Crowbar"	9.0 Search vendor "Suse" for product "Openstack Cloud Crowbar" and version "9.0"	-	Safe
Suse Search vendor "Suse"	Cups Search vendor "Suse" for product "Cups"	< 2.2.7 Search vendor "Suse" for product "Cups" and version " < 2.2.7"	-	Affected	in	Opensuse Search vendor "Opensuse"	Leap Search vendor "Opensuse" for product "Leap"	15.2 Search vendor "Opensuse" for product "Leap" and version "15.2"	-	Safe
Suse Search vendor "Suse"	Cups Search vendor "Suse" for product "Cups"	<= 2.3.3op2-2.1 Search vendor "Suse" for product "Cups" and version " <= 2.3.3op2-2.1"	-	Affected	in	Opensuse Search vendor "Opensuse"	Factory Search vendor "Opensuse" for product "Factory"	-	-	Safe
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				32 Search vendor "Fedoraproject" for product "Fedora" and version "32"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				33 Search vendor "Fedoraproject" for product "Fedora" and version "33"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				34 Search vendor "Fedoraproject" for product "Fedora" and version "34"		-		Affected