BDU:2020-01891
Scores
EPSS
Percentile: 0.0%
CVSS
CVSS Score: 7.8/10
All CVSS Scores
Vector: CVSS:3.1/AV:L/AC:L/PR:L/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
Local (L)
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
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:L/AC:L/Au:S/C:C/I:C/A:C
Vector Breakdown
CVSS (Common Vulnerability Scoring System) vector provides detailed metrics about vulnerability characteristics
CVSS
Attack Vector
Local (L)
Describes how the vulnerability is exploited
Attack Complexity
Low (L)
Describes the conditions beyond the attacker's control
Authentication
Single
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 функции ptrace_link ядра операционных систем Linux связана с недостатками разграничения доступа. Эксплуатация уязвимости может позволить нарушителю вызвать отказ в обслуживании или повысить свои привилегии, используя системный вызов execve
Scaner-VS 7 — a modern vulnerability management solution
Sources
Related Vulnerabilities
Exploits
Reference Links
Recommendations
Source: bdu
Использование рекомендаций:
Для Linux:
https://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.133
https://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.58
https://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.185
https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.17
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6994eefb0053799d2e07cd140df6c2ea106c41ee
Для Fedora:
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OGRK5LYWBJ4E4SRI4DKX367NHYSI3VOH/
Для Debian GNU/Linux:
https://lists.debian.org/debian-lts-announce/2019/07/msg00022.html
https://lists.debian.org/debian-lts-announce/2019/07/msg00023.html
https://www.debian.org/security/2019/dsa-4484
Для Ubuntu:
https://usn.ubuntu.com/4093-1/
https://usn.ubuntu.com/4094-1/
https://usn.ubuntu.com/4095-1/
https://usn.ubuntu.com/4117-1/
https://usn.ubuntu.com/4118-1/
Для программных продуктов Red Hat Inc.:
https://access.redhat.com/security/cve/CVE-2019-13272
Для ОС Аврора:
https://cve.omprussia.ru/bb6323
Для ОС ОН «Стрелец»:
Обновление программного обеспечения linux до версии 5.4.123-1~bpo10+1.osnova162.strelets
Vulnerable Software (60)
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: ubuntu 18.04 LTS
{ "version_end_including": "4.19.57", "version_start_including": "4.15"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: ubuntu 18.04 LTS
{ "version_end_including": "5.1.16", "version_start_including": "4.20"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: ubuntu 18.04 LTS
{ "version_end_excluding": "4.2", "version_start_including": "4.1.39"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: ubuntu 18.04 LTS
{ "version_end_including": "4.4.184", "version_start_including": "4.4.40"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: ubuntu 18.04 LTS
{ "version_end_including": "4.14.132", "version_start_including": "4.8.16"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: debian gnu/linux 8
{ "version_end_including": "4.19.57", "version_start_including": "4.15"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: debian gnu/linux 8
{ "version_end_including": "5.1.16", "version_start_including": "4.20"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: debian gnu/linux 8
{ "version_end_excluding": "4.2", "version_start_including": "4.1.39"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: debian gnu/linux 8
{ "version_end_including": "4.4.184", "version_start_including": "4.4.40"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: debian gnu/linux 8
{ "version_end_including": "4.14.132", "version_start_including": "4.8.16"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: ос аврора 3.2.3.10
{ "version_end_including": "4.19.57", "version_start_including": "4.15"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: ос аврора 3.2.3.10
{ "version_end_including": "5.1.16", "version_start_including": "4.20"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: ос аврора 3.2.3.10
{ "version_end_excluding": "4.2", "version_start_including": "4.1.39"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: ос аврора 3.2.3.10
{ "version_end_including": "4.4.184", "version_start_including": "4.4.40"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: ос аврора 3.2.3.10
{ "version_end_including": "4.14.132", "version_start_including": "4.8.16"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: strelets *
{ "version_end_including": "4.19.57", "version_start_including": "4.15"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: strelets *
{ "version_end_including": "5.1.16", "version_start_including": "4.20"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: strelets *
{ "version_end_excluding": "4.2", "version_start_including": "4.1.39"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: strelets *
{ "version_end_including": "4.4.184", "version_start_including": "4.4.40"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: linux_kernel
Operating System: strelets *
{ "version_end_including": "4.14.132", "version_start_including": "4.8.16"}
Source: bdu