CVE-2021-22879
Scores
EPSS
Percentile: 0.0%
CVSS
CVSS Score: 8.8/10
All CVSS Scores
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Vector Breakdown
CVSS (Common Vulnerability Scoring System) vector provides detailed metrics about vulnerability characteristics
CVSS
Attack Vector
Network (N)
Describes how the vulnerability is exploited
Attack Complexity
Low (L)
Describes the conditions beyond the attacker's control
Privileges Required
None (N)
Describes the level of privileges an attacker must possess
User Interaction
Required (R)
Captures the requirement for a human user participation
Scope
Unchanged (U)
Determines if a successful attack impacts components beyond the vulnerable component
Confidentiality Impact
High (H)
Measures the impact to the confidentiality of information
Integrity Impact
High (H)
Measures the impact to integrity of a successfully exploited vulnerability
Availability Impact
High (H)
Measures the impact to the availability of the impacted component
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Vector Breakdown
CVSS (Common Vulnerability Scoring System) vector provides detailed metrics about vulnerability characteristics
CVSS
Attack Vector
Network (N)
Describes how the vulnerability is exploited
Attack Complexity
Medium
Describes the conditions beyond the attacker's control
Authentication
None (N)
Describes the level of privileges an attacker must possess
Confidentiality Impact
Partial
Measures the impact to the confidentiality of information
Integrity Impact
Partial
Measures the impact to integrity of a successfully exploited vulnerability
Availability Impact
Partial
Measures the impact to the availability of the impacted component
Description
Nextcloud Desktop Client prior to 3.1.3 is vulnerable to resource injection by way of missing validation of URLs, allowing a malicious server to execute remote commands. User interaction is needed for exploitation.
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Sources
CWEs
Recommendations
Source: nvd
All Nextcloud Desktop Client users should upgrade to the latest version:
# emerge –sync
# emerge –ask –oneshot –verbose “>=net-misc/nextcloud-client-3.1.3”
Vulnerable Software (11)
Type: Configuration
Product: nextcloud-desktop
Operating System: ubuntu focal 20.04
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: nextcloud-desktop
Operating System: ubuntu groovy 20.10
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: nextcloud-desktop
Operating System: ubuntu hirsute 21.04
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: nextcloud-desktop
Operating System: ubuntu impish 21.10
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: nextcloud-desktop
Operating System: ubuntu kinetic 22.10
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: nextcloud-desktop
Operating System: ubuntu lunar 23.04
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: nextcloud-desktop
Operating System: ubuntu trusty 14.04
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: nextcloud-desktop
Operating System: debian
{ "fixed": "3.1.1-2"}
Source: debian
Type: Configuration
Product: nextcloud-desktop
Operating System: debian buster 10
{ "unfixed": true}
Source: debian
Type: Configuration
Vendor: fedoraproject
Product: fedora
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd
Type: Configuration
Vendor: nextcloud
Product: desktop
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:nextcloud:desktop:*:*:*:*:*:*:*:*", "versionEndExcluding": "3.1.3", "vulnerable": true } ], "operator": "OR"}
Source: nvd