BDU:2019-03829
Scores
EPSS
Percentile: 0.0%
CVSS
CVSS Score: 9.8/10
All CVSS Scores
Vector: CVSS:3.1/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: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
Low (L)
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
Уязвимость компонента string_vformat (string.c) почтового сервера Exim связана с ошибками переполнения буфера. Эксплуатация уязвимости может позволить нарушителю, действующему удалённо, вызвать отказ в обслуживании или выполнить произвольный код
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Sources
Related Vulnerabilities
Exploits
Reference Links
Recommendations
Source: bdu
Использование рекомендаций:
Для Exim:
https://git.exim.org/exim.git/commit/478effbfd9c3cc5a627fc671d4bf94d13670d65f
https://lists.exim.org/lurker/message/20190927.032457.c1044d4c.en.html
Для Debian GNU/Linux:
https://www.debian.org/security/2019/dsa-4536
Для Ubuntu:
https://usn.ubuntu.com/4141-1/
Для Fedora:
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EED7HM3MFIBAP5OIMJAFJ35JAJABTVSC/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T3TJW4HPYH3O5HZCWGD6NSHTEBTTAPDC/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UY6HPRW7MR3KBQ5JFHH6OXM7YCZBJCOB/
Обновление программного обеспечения exim4 до версии 4.94.2-7+deb11u4
Vulnerable Software (6)
Type: Configuration
Vendor: gnu general public license
Product: exim
Operating System: осон основа оnyx *
{ "version_end_including": "4.92.2", "version_start_including": "4.92"}
Source: bdu
Type: Configuration
Vendor: gnu general public license
Product: exim
Operating System: fedora 29
{ "version_end_including": "4.92.2", "version_start_including": "4.92"}
Source: bdu
Type: Configuration
Vendor: gnu general public license
Product: exim
Operating System: ubuntu 19.04
{ "version_end_including": "4.92.2", "version_start_including": "4.92"}
Source: bdu
Type: Configuration
Vendor: gnu general public license
Product: exim
Operating System: fedora 30
{ "version_end_including": "4.92.2", "version_start_including": "4.92"}
Source: bdu
Type: Configuration
Vendor: gnu general public license
Product: exim
Operating System: debian gnu/linux 10
{ "version_end_including": "4.92.2", "version_start_including": "4.92"}
Source: bdu
Type: Configuration
Vendor: gnu general public license
Product: exim
Operating System: fedora 31
{ "version_end_including": "4.92.2", "version_start_including": "4.92"}
Source: bdu