CVE-2021-22962

CriticalCVSS 9.1/10Last modified Jun 17, 2026

Description

An attacker can send a specially crafted request which could lead to leakage of sensitive data or potentially a resource-based DoS attack.

Metrics

CVSS 3.1 9.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Affected software

VendorProductVersions
IvantiAvalanche>= 6.4.1, <= 6.4.1

References

Timeline

Published
Dec 19, 2023
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-229636.1A redirect vulnerability in the fastify-static module version < 4.2.4 allows remote attackers to redirect users to arbitrary websites via a CVE-2021-229648.8A redirect vulnerability in the `fastify-static` module version >= 4.2.4 and < 4.4.1 allows remote attackers to redirect Mozilla Firefox useCVE-2021-229657.5A vulnerability in Pulse Connect Secure before 9.1R12.1 could allow an unauthenticated administrator to causes a denial of service when a maCVE-2021-229668.8Privilege escalation from Editor to Admin using Groups in Concrete CMS versions 8.5.6 and below. If a group is granted "view" permissions onCVE-2021-229677.5In Concrete CMS (formerly concrete 5) below 8.5.7, IDOR Allows Unauthenticated User to Access Restricted Files If Allowed to Add Message to CVE-2021-229687.2A bypass of adding remote files in Concrete CMS (previously concrete5) File Manager leads to remote code execution in Concrete CMS (concreteCVE-2021-229695.3Concrete CMS (formerly concrete5) versions below 8.5.7 has a SSRF mitigation bypass using DNS Rebind attack giving an attacker the ability tCVE-2021-22975.3Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is PrioCVE-2021-229707.5Concrete CMS (formerly concrete5) versions 8.5.6 and below and version 9.0.0 allow local IP importing causing the system to be vulnerable toCVE-2021-229737.5On BIG-IP version 16.0.x before 16.0.1.1, 15.1.x before 15.1.2, 14.1.x before 14.1.3.1, 13.1.x before 13.1.3.5, and all 12.1.x versions, JSOCVE-2021-229747.5On BIG-IP version 16.0.x before 16.0.1.1, 15.1.x before 15.1.2, 14.1.x before 14.1.3.1, and 13.1.x before 13.1.3.6 and all versions of BIG-ICVE-2021-229757.5On BIG-IP version 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, and 14.1.x before 14.1.3.1, under some circumstances, Traffic Management M
CVE-2021-22962: Critical severity, CVSS 9.1 | Vulnix