BDU:2021-03618
Scores
EPSS
Percentile: 0.0%
CVSS
CVSS Score: 8.8/10
All CVSS Scores
Vector: CVSS:3.1/AV:N/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
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
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: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
Уязвимость класса Archive_Tar библиотеки PHP классов PEAR связана с недостаточной очисткой особых элементов в выходных данных, используемых входящим компонентом. Эксплуатация уязвимости может позволить нарушителю, действующему удаленно, выполнить перезапись защищаемых файлов, используя специально сформированный .tar архив
Scaner-VS 7 — a modern vulnerability management solution
Sources
Related Vulnerabilities
Exploits
Reference Links
Recommendations
Source: bdu
Использование рекомендаций:
Для PEAR:
https://github.com/pear/Archive_Tar/issues/33
Для Debian:
https://security-tracker.debian.org/tracker/CVE-2020-28949
Для Astra Linux:
https://wiki.astralinux.ru/astra-linux-se16-bulletin-20210730SE16
https://wiki.astralinux.ru/pages/viewpage.action?pageId=47416144
https://wiki.astralinux.ru/astra-linux-se81-bulletin-20211019SE81
Для ОСОН Основа:
Обновление программного обеспечения php-pear до версии 1:1.10.6+submodules+notgz-1.1+deb10u2
Для ОС ОН «Стрелец»:
Обновление программного обеспечения php-pear до версии 1:1.10.1+submodules+notgz-9+deb9u3
Vulnerable Software (40)
Type: Configuration
Vendor: php group
Product: pear archive_tar
Operating System: strelets *
{ "version_end_excluding": "1.4.11"}
Source: bdu
Type: Configuration
Vendor: php group
Product: pear archive_tar
Operating System: осон основа оnyx *
{ "version_end_excluding": "1.4.11"}
Source: bdu
Type: Configuration
Vendor: php group
Product: pear archive_tar
Operating System: debian gnu/linux 9
{ "version_end_excluding": "1.4.11"}
Source: bdu
Type: Configuration
Vendor: php group
Product: pear archive_tar
Operating System: astra 1.6
{ "version_end_excluding": "1.4.11"}
Source: bdu
Type: Configuration
Vendor: php group
Product: pear archive_tar
Operating System: astra 2.12
{ "version_end_excluding": "1.4.11"}
Source: bdu
Type: Configuration
Vendor: php group
Product: pear archive_tar
Operating System: debian gnu/linux 8
{ "version_end_excluding": "1.4.11"}
Source: bdu
Type: Configuration
Vendor: php group
Product: pear archive_tar
Operating System: debian gnu/linux 10
{ "version_end_excluding": "1.4.11"}
Source: bdu
Type: Configuration
Vendor: php group
Product: pear archive_tar
Operating System: astra 8.1
{ "version_end_excluding": "1.4.11"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: drupal
Operating System: strelets *
{ "version_end_excluding": "9.0.9"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: drupal
Operating System: strelets *
{ "version_end_excluding": "8.9.10"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: drupal
Operating System: strelets *
{ "version_end_excluding": "8.8.12"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: drupal
Operating System: strelets *
{ "version_end_excluding": "7.75"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: drupal
Operating System: осон основа оnyx *
{ "version_end_excluding": "9.0.9"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: drupal
Operating System: осон основа оnyx *
{ "version_end_excluding": "8.9.10"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: drupal
Operating System: осон основа оnyx *
{ "version_end_excluding": "8.8.12"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: drupal
Operating System: осон основа оnyx *
{ "version_end_excluding": "7.75"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: drupal
Operating System: debian gnu/linux 9
{ "version_end_excluding": "9.0.9"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: drupal
Operating System: debian gnu/linux 9
{ "version_end_excluding": "8.9.10"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: drupal
Operating System: debian gnu/linux 9
{ "version_end_excluding": "8.8.12"}
Source: bdu
Type: Configuration
Vendor: сообщество свободного программного обеспечения
Product: drupal
Operating System: debian gnu/linux 9
{ "version_end_excluding": "7.75"}
Source: bdu