CVE-2017-6920
Scores
EPSS
Percentile: 66.1%
CVSS
CVSS Score: 9.8/10
All CVSS Scores
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/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
None (N)
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:L/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
Low (L)
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
Drupal core 8 before versions 8.3.4 allows remote attackers to execute arbitrary code due to the PECL YAML parser not handling PHP objects safely during certain operations.
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Sources
CWEs
Vulnerable Software (2)
Type: Configuration
Product: drupal8
Operating System: debian
{ "unfixed": true}
Source: debian
Type: Configuration
Vendor: *
Product: drupal
Operating System: * * *
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*", "versionEndExcluding": "8.3.4", "versionStartIncluding": "8.0.0", "vulnerable": true } ],...
{ "cpe_match": [ { "cpe23uri": "cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*", "versionEndExcluding": "8.3.4", "versionStartIncluding": "8.0.0", "vulnerable": true } ], "operator": "OR"}
Source: nvd