CVE-2021-45960

Опубликовано: 01 янв. 2022

Источник: nvd

CVSS3: 8.8

CVSS2: 9

EPSS Низкий

Описание

In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory).

Ссылки

http://www.openwall.com/lists/oss-security/2022/01/17/3
Exploit
Mailing List
Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1217609
Issue Tracking
Permissions Required
Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
Patch
Third Party Advisory
https://github.com/libexpat/libexpat/issues/531
Exploit
Issue Tracking
Patch
Third Party Advisory
https://github.com/libexpat/libexpat/pull/534
Patch
Third Party Advisory
https://security.gentoo.org/glsa/202209-24
Third Party Advisory
https://security.netapp.com/advisory/ntap-20220121-0004/
Third Party Advisory
https://www.debian.org/security/2022/dsa-5073
Issue Tracking
Third Party Advisory
https://www.tenable.com/security/tns-2022-05
Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/01/17/3
Exploit
Mailing List
Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1217609
Issue Tracking
Permissions Required
Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
Patch
Third Party Advisory
https://github.com/libexpat/libexpat/issues/531
Exploit
Issue Tracking
Patch
Third Party Advisory
https://github.com/libexpat/libexpat/pull/534
Patch
Third Party Advisory
https://security.gentoo.org/glsa/202209-24
Third Party Advisory
https://security.netapp.com/advisory/ntap-20220121-0004/
Third Party Advisory
https://www.debian.org/security/2022/dsa-5073
Issue Tracking
Third Party Advisory
https://www.tenable.com/security/tns-2022-05
Third Party Advisory
https://cert-portal.siemens.com/productcert/html/ssa-398330.html
https://cert-portal.siemens.com/productcert/html/ssa-484086.html

Уязвимые конфигурации

Конфигурация 1

cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:*

Версия до 2.4.3 (исключая)

Конфигурация 2

Одно из

cpe:2.3:a:tenable:nessus:*:*:*:*:*:*:*:*

Версия до 8.15.3 (исключая)

cpe:2.3:a:tenable:nessus:*:*:*:*:*:*:*:*

Версия от 10.0.0 (включая) до 10.1.1 (исключая)

Конфигурация 3

Одно из

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

Конфигурация 4

cpe:2.3:a:siemens:sinema_remote_connect_server:*:*:*:*:*:*:*:*

Версия до 3.1 (исключая)

Конфигурация 5

Одно из

cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*

cpe:2.3:a:netapp:hci_baseboard_management_controller:h610c:*:*:*:*:*:*:*

cpe:2.3:a:netapp:hci_baseboard_management_controller:h610s:*:*:*:*:*:*:*

cpe:2.3:a:netapp:hci_baseboard_management_controller:h615c:*:*:*:*:*:*:*

cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*:*

cpe:2.3:a:netapp:solidfire_\&_hci_management_node:-:*:*:*:*:*:*:*

EPSS

Процентиль: 92%

0.04672

Низкий

8.8 High

CVSS3

9 Critical

CVSS2

Дефекты

CWE-682

Связанные уязвимости

CVE-2021-45960

CVSS3: 8.8

ubuntu

почти 5 лет назад

CVE-2021-45960

CVSS3: 8.8

redhat

почти 5 лет назад

CVE-2021-45960

CVSS3: 8.8

msrc

почти 5 лет назад

In Expat (aka libexpat) before 2.4.3 a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g. allocating too few bytes or only freeing memory).

CVE-2021-45960

CVSS3: 8.8

debian

почти 5 лет назад

In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) pla ...

GHSA-pfmv-2r4f-j9mj

CVSS3: 8.8

github

больше 4 лет назад

EPSS

Процентиль: 92%

0.04672

Низкий

8.8 High

CVSS3

9 Critical

CVSS2

Дефекты

CWE-682