CVE-2019-6977
Scores
EPSS
Percentile: 86.3%
CVSS
CVSS Score: 6.3/10
All CVSS Scores
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
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
Low (L)
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
Low (L)
Measures the impact to the confidentiality of information
Integrity Impact
Low (L)
Measures the impact to integrity of a successfully exploited vulnerability
Availability Impact
Low (L)
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
gdImageColorMatch in gd_color_match.c in the GD Graphics Library (aka LibGD) 2.2.5, as used in the imagecolormatch function in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1, has a heap-based buffer overflow. This can be exploited by an attacker who is able to trigger imagecolormatch calls with crafted image data.
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Sources
CWEs
Related Vulnerabilities
Exploits
Recommendations
Source: nvd
All GD users should upgrade to the latest version:
# emerge –sync
# emerge –ask –oneshot –verbose “>=media-libs/gd-2.2.5-r2”
Vulnerable Software (27)
Type: Configuration
Product: gd
Operating System: rhel
{ "fixed": "2.2.5-7.el8"}
Source: redhat
Type: Configuration
Product: libgd2
Operating System: ubuntu bionic 18.04
{ "fixed": "2.2.5-4ubuntu0.3"}
Source: ubuntu
Type: Configuration
Product: libgd2
Operating System: ubuntu cosmic 18.10
{ "fixed": "2.2.5-4ubuntu1.1"}
Source: ubuntu
Type: Configuration
Product: libgd2
Operating System: ubuntu trusty 14.04
{ "fixed": "2.1.0-3ubuntu0.11"}
Source: ubuntu
Type: Configuration
Product: libgd2
Operating System: ubuntu xenial 16.04
{ "fixed": "2.1.1-4ubuntu0.16.04.11"}
Source: ubuntu
Type: Configuration
Product: libgd2
Operating System: debian
{ "fixed": "2.2.5-5.1"}
Source: debian
Type: Configuration
Product: libgd2
Operating System: astra 1.6.2
{ "unaffected": true}
Source: astra
Type: Configuration
Product: php5
Operating System: ubuntu trusty 14.04
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: php5
Operating System: debian
{ "unfixed": true}
Source: debian
Type: Configuration
Product: php7.0
Operating System: ubuntu xenial 16.04
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: php7.0
Operating System: debian
{ "unfixed": true}
Source: debian
Type: Configuration
Product: php7.2
Operating System: ubuntu bionic 18.04
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: php7.2
Operating System: ubuntu cosmic 18.10
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: php7.3
Operating System: debian
{ "fixed": "7.3.1-1"}
Source: debian
Type: Configuration
Product: rh-php71-php
Operating System: rhel
{ "fixed": "7.1.30-1.el7"}
Source: redhat
Type: Configuration
Product: rh-php71-php
Operating System: rhel
{ "fixed": "7.1.30-1.el7"}
Source: redhat
Type: Configuration
Product: rh-php71-php
Operating System: rhel
{ "fixed": "7.1.30-1.el7"}
Source: redhat
Type: Configuration
Product: rh-php71-php
Operating System: rhel
{ "fixed": "7.1.30-1.el7"}
Source: redhat
Type: Configuration
Product: rh-php72-php
Operating System: rhel
{ "fixed": "7.2.24-1.el7"}
Source: redhat
Type: Configuration
Product: rh-php72-php
Operating System: rhel
{ "fixed": "7.2.24-1.el7"}
Source: redhat