CVE-2021-26906

Опубликовано: 18 фев. 2021

Источник: nvd

CVSS3: 5.9

CVSS2: 4.3

EPSS Низкий

Описание

An issue was discovered in res_pjsip_session.c in Digium Asterisk through 13.38.1; 14.x, 15.x, and 16.x through 16.16.0; 17.x through 17.9.1; and 18.x through 18.2.0, and Certified Asterisk through 16.8-cert5. An SDP negotiation vulnerability in PJSIP allows a remote server to potentially crash Asterisk by sending specific SIP responses that cause an SDP negotiation failure.

Ссылки

http://packetstormsecurity.com/files/161477/Asterisk-Project-Security-Advisory-AST-2021-005.html
Third Party Advisory
http://seclists.org/fulldisclosure/2021/Feb/61
Mailing List
Patch
Third Party Advisory
https://downloads.asterisk.org/pub/security/
Vendor Advisory
https://downloads.asterisk.org/pub/security/AST-2021-005.html
Vendor Advisory
https://issues.asterisk.org/jira/browse/ASTERISK-29196
Issue Tracking
Patch
Vendor Advisory
http://packetstormsecurity.com/files/161477/Asterisk-Project-Security-Advisory-AST-2021-005.html
Third Party Advisory
http://seclists.org/fulldisclosure/2021/Feb/61
Mailing List
Patch
Third Party Advisory
https://downloads.asterisk.org/pub/security/
Vendor Advisory
https://downloads.asterisk.org/pub/security/AST-2021-005.html
Vendor Advisory
https://issues.asterisk.org/jira/browse/ASTERISK-29196
Issue Tracking
Patch
Vendor Advisory

Уязвимые конфигурации

Конфигурация 1

Одно из

cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:*

Версия от 13.0.0 (включая) до 13.38.2 (исключая)

cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:*

Версия от 16.0.0 (включая) до 16.16.1 (исключая)

cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:*

Версия от 17.0.0 (включая) до 17.9.2 (исключая)

cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:*

Версия от 18.0 (включая) до 18.2.1 (исключая)

cpe:2.3:a:digium:certified_asterisk:16.8:-:*:*:*:*:*:*

cpe:2.3:a:digium:certified_asterisk:16.8:cert1-rc1:*:*:*:*:*:*

cpe:2.3:a:digium:certified_asterisk:16.8:cert1-rc2:*:*:*:*:*:*

cpe:2.3:a:digium:certified_asterisk:16.8:cert1-rc3:*:*:*:*:*:*

cpe:2.3:a:digium:certified_asterisk:16.8:cert1-rc4:*:*:*:*:*:*

cpe:2.3:a:digium:certified_asterisk:16.8:cert2:*:*:*:*:*:*

cpe:2.3:a:digium:certified_asterisk:16.8:cert3:*:*:*:*:*:*

cpe:2.3:a:digium:certified_asterisk:16.8:cert4:*:*:*:*:*:*

cpe:2.3:a:digium:certified_asterisk:16.8:cert4-rc1:*:*:*:*:*:*

cpe:2.3:a:digium:certified_asterisk:16.8:cert4-rc2:*:*:*:*:*:*

cpe:2.3:a:digium:certified_asterisk:16.8:cert4-rc3:*:*:*:*:*:*

cpe:2.3:a:digium:certified_asterisk:16.8:cert4-rc4:*:*:*:*:*:*

cpe:2.3:a:digium:certified_asterisk:16.8:cert5:*:*:*:*:*:*

EPSS

Процентиль: 74%

0.00811

Низкий

5.9 Medium

CVSS3

4.3 Medium

CVSS2

Дефекты

CWE-404

Связанные уязвимости

CVE-2021-26906

CVSS3: 5.9

ubuntu

почти 5 лет назад

CVE-2021-26906

CVSS3: 5.9

debian

почти 5 лет назад

An issue was discovered in res_pjsip_session.c in Digium Asterisk thro ...

GHSA-rjqf-qvfr-v23c

github

больше 3 лет назад

EPSS

Процентиль: 74%

0.00811

Низкий

5.9 Medium

CVSS3

4.3 Medium

CVSS2

Дефекты

CWE-404