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CVE-2021-45960
HIGH(8.8)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Risk Signal Score23/100 — NIEDRIG
- CVSS 8.8 — Hoch
Erwähnungen (letzte 60 Tage)
Artikel
EPSS-Score
4.7%
Exploit-Wahrscheinlichkeit (30 Tage)
CVSS Score
8.8
Technische Schwere
Beschreibung
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).
Erkennung & Indikatoren
Ausnutzung
In den geprüften Quellen nicht genannt
Behobene Versionen
- 2.4.3
- 2.4.9
Ausgewertete Quellen
- http://www.openwall.com/lists/oss-security/2022/01/17/3
- https://bugzilla.mozilla.org/show_bug.cgi?id=1217609
- https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
- https://github.com/libexpat/libexpat/issues/531
- https://github.com/libexpat/libexpat/pull/534
- https://security.gentoo.org/glsa/202209-24
Betroffene Produkte
- cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:*
- cpe:2.3:a:tenable:nessus:*:*:*:*:*:*:*:*
- cpe:2.3:a:tenable:nessus:*:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:sinema_remote_connect_server:*:*:*:*:*:*:*:*
- 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:-:*:*:*:*:*:*:*
Referenzen
- http://www.openwall.com/lists/oss-security/2022/01/17/3
- https://bugzilla.mozilla.org/show_bug.cgi?id=1217609
- https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
- https://github.com/libexpat/libexpat/issues/531
- https://github.com/libexpat/libexpat/pull/534
- https://security.gentoo.org/glsa/202209-24
- https://security.netapp.com/advisory/ntap-20220121-0004/
- https://www.debian.org/security/2022/dsa-5073
- https://www.tenable.com/security/tns-2022-05
- http://www.openwall.com/lists/oss-security/2022/01/17/3