CVE-2022-36983
This vulnerability allows remote attackers to bypass authentication on affected installations of Ivanti Avalanche.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
This vulnerability allows remote attackers to bypass authentication on affected installations of Ivanti Avalanche. Authentication is not required to exploit this vulnerability. The specific flaw exists within the SetSettings class. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-15919.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 4.69% probability · 92th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-306
- Affected
- ivanti/avalanche
- Source
- zdi-disclosures@trendmicro.com
EPSS 4.7% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://download.wavelink.com/Files/avalanche_v6.3.4_release_notes.txtRelease Notes
- https://www.zerodayinitiative.com/advisories/ZDI-22-788/Third Party Advisory, VDB Entry
- https://download.wavelink.com/Files/avalanche_v6.3.4_release_notes.txtRelease Notes
- https://www.zerodayinitiative.com/advisories/ZDI-22-788/Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.