CVE-2018-15473
Scores
EPSS
Percentile: 90.4%
CVSS
CVSS Score: 5.3/10
All CVSS Scores
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
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
Low (L)
Measures the impact to the confidentiality of information
Integrity Impact
None (N)
Measures the impact to integrity of a successfully exploited vulnerability
Availability Impact
None (N)
Measures the impact to the availability of the impacted component
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N
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
None (N)
Measures the impact to integrity of a successfully exploited vulnerability
Availability Impact
None (N)
Measures the impact to the availability of the impacted component
Description
OpenSSH through 7.7 is prone to a user enumeration vulnerability due to not delaying bailout for an invalid authenticating user until after the packet containing the request has been fully parsed, related to auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c.
Scaner-VS 7 — a modern vulnerability management solution
Sources
CWEs
Related Vulnerabilities
Exploits
Recommendations
Source: nvd
All OpenSSH users should upgrade to the latest version:
# emerge –sync
# emerge –ask –oneshot –verbose “>=net-misc/openssh-7.7_p1-r8”
Source: nvd
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing this update, the OpenSSH server daemon (sshd) will be restarted automatically.
Source: nvd
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing this update, the OpenSSH server daemon (sshd) will be restarted automatically.
Vulnerable Software (49)
Type: Configuration
Product: openssh
Operating System: debian
{ "fixed": "1:7.7p1-4"}
Source: debian
Type: Configuration
Product: openssh
Operating System: ubuntu bionic 18.04
{ "fixed": "1:7.6p1-4ubuntu0.1"}
Source: ubuntu
Type: Configuration
Product: openssh
Operating System: ubuntu cosmic 18.10
{ "fixed": "1:7.7p1-4"}
Source: ubuntu
Type: Configuration
Product: openssh
Operating System: ubuntu disco 19.04
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: openssh
Operating System: ubuntu eoan 19.10
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: openssh
Operating System: ubuntu focal 20.04
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: openssh
Operating System: ubuntu groovy 20.10
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: openssh
Operating System: ubuntu hirsute 21.04
{ "unaffected": true}
Source: ubuntu
Type: Configuration
Product: openssh
Operating System: ubuntu trusty 14.04
{ "fixed": "1:6.6p1-2ubuntu2.11"}
Source: ubuntu
Type: Configuration
Product: openssh
Operating System: ubuntu xenial 16.04
{ "fixed": "1:7.2p2-4ubuntu2.6"}
Source: ubuntu
Type: Configuration
Product: openssh
Operating System: astra 1.6.1
{ "unaffected": true}
Source: astra
Type: Configuration
Product: openssh
Operating System: altlinux
{ "fixed": "0:7.2p2-alt3"}
Source: redhat
Type: Configuration
Product: openssh
Operating System: rhel 6
{ "fixed": "5.3p1-124.el6_10"}
Source: redhat
Type: Configuration
Product: openssh
Operating System: rhel 7
{ "fixed": "7.4p1-21.el7"}
Source: redhat
Type: Configuration
Product: openssh-askpass-common
Operating System: altlinux
{ "fixed": "0:7.2p2-alt3"}
Source: redhat
Type: Configuration
Product: openssh-clients
Operating System: altlinux
{ "fixed": "0:7.2p2-alt3"}
Source: redhat
Type: Configuration
Product: openssh-common
Operating System: altlinux
{ "fixed": "0:7.2p2-alt3"}
Source: redhat
Type: Configuration
Product: openssh-keysign
Operating System: altlinux
{ "fixed": "0:7.2p2-alt3"}
Source: redhat
Type: Configuration
Product: openssh-server
Operating System: altlinux
{ "fixed": "0:7.2p2-alt3"}
Source: redhat
Type: Configuration
Product: openssh-server-control
Operating System: altlinux
{ "fixed": "0:7.2p2-alt3"}
Source: redhat