CVE-2020-26217
Scores
EPSS
Percentile: 93.0%
CVSS
CVSS Score: 9.0/10
All CVSS Scores
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/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
High (H)
Describes the conditions beyond the attacker's control
Privileges Required
None (N)
Describes the level of privileges an attacker must possess
User Interaction
None (N)
Captures the requirement for a human user participation
Scope
Changed (C)
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:C/I:C/A:C
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
Complete
Measures the impact to the confidentiality of information
Integrity Impact
Complete
Measures the impact to integrity of a successfully exploited vulnerability
Availability Impact
Complete
Measures the impact to the availability of the impacted component
Description
XStream before version 1.4.14 is vulnerable to Remote Code Execution.The vulnerability may allow a remote attacker to run arbitrary shell commands only by manipulating the processed input stream. Only users who rely on blocklists are affected. Anyone using XStream’s Security Framework allowlist is not affected. The linked advisory provides code workarounds for users who cannot upgrade. The issue is fixed in version 1.4.14.
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Sources
CWEs
Related Vulnerabilities
Exploits
Exploit ID: CVE-2020-26217
Source: github-poc
Vulnerable Software (34)
Type: Configuration
Product: libxstream-java
Operating System: ubuntu bionic 18.04
{ "fixed": "1.4.11.1-1~18.04.1"}
Source: ubuntu
Type: Configuration
Product: libxstream-java
Operating System: ubuntu focal 20.04
{ "fixed": "1.4.11.1-1ubuntu0.1"}
Source: ubuntu
Type: Configuration
Product: libxstream-java
Operating System: ubuntu groovy 20.10
{ "fixed": "1.4.11.1-2ubuntu0.1"}
Source: ubuntu
Type: Configuration
Product: libxstream-java
Operating System: ubuntu hirsute 21.04
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: libxstream-java
Operating System: ubuntu impish 21.10
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: libxstream-java
Operating System: ubuntu jammy 22.04
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: libxstream-java
Operating System: ubuntu kinetic 22.10
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: libxstream-java
Operating System: ubuntu lunar 23.04
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: libxstream-java
Operating System: ubuntu mantic 23.10
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: libxstream-java
Operating System: ubuntu noble 24.04
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: libxstream-java
Operating System: ubuntu oracular 24.10
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: libxstream-java
Operating System: ubuntu trusty 14.04
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: libxstream-java
Operating System: ubuntu xenial 16.04
{ "unfixed": true}
Source: ubuntu
Type: Configuration
Product: libxstream-java
Operating System: debian
{ "fixed": "1.4.14-1"}
Source: debian
Type: Configuration
Product: xstream
Operating System: rhel 7
{ "fixed": "1.3.1-12.el7_9"}
Source: redhat
Type: Configuration
Product: xstream
Operating System: altlinux
{ "fixed": "0:1.4.14-alt1_2jpp8"}
Source: redhat
Type: Configuration
Product: xstream-benchmark
Operating System: altlinux
{ "fixed": "0:1.4.14-alt1_2jpp8"}
Source: redhat
Type: Configuration
Product: xstream-javadoc
Operating System: altlinux
{ "fixed": "0:1.4.14-alt1_2jpp8"}
Source: redhat
Type: Configuration
Product: xstream-parent
Operating System: altlinux
{ "fixed": "0:1.4.14-alt1_2jpp8"}
Source: redhat
Type: Configuration
Vendor: *
Product: activemq
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:apache:activemq:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.15.14", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:apach...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:apache:activemq:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.15.14", "vulnerable": true }, { "cpe23uri": "cpe:2.3:a:apache:activemq:5.16.0:*:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR"}
Source: nvd