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CVE-2021-43545

Date: December 8, 2021

Using the Location API in a loop could have caused severe application hangs and crashes. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

Severity Score

6.5

Related Resources (16)

Url: https://access.redhat.com/security/cve/CVE-2021-43545

Url: https://security.gentoo.org/glsa/202208-14

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-43545

Url: https://www.debian.org/security/2021/dsa-5026

Url: https://security.gentoo.org/glsa/202202-03

Url: https://bugzilla.mozilla.org/show_bug.cgi?id=1720926

Url: https://security.alpinelinux.org/vuln/CVE-2021-43545

Url: https://www.mozilla.org/security/advisories/mfsa2021-54/

Url: https://lists.debian.org/debian-lts-announce/2021/12/msg00030.html

Url: https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html

Url: https://www.mozilla.org/security/advisories/mfsa2021-53/

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2021-43545

Url: https://www.mozilla.org/security/advisories/mfsa2021-52/

Url: https://security-tracker.debian.org/tracker/CVE-2021-43545

Url: https://www.debian.org/security/2022/dsa-5034

Url: https://www.mend.io/vulnerability-database/CVE-2021-43545

Severity Score

6.5

Weakness Type (CWE)

Excessive Iteration

CWE-834

CVSS v3.1

Base Score:	6.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	4.3
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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