CVE-2022-36980
This vulnerability allows remote attackers to bypass authentication on affected installations of Ivanti Avalanche 6.3.2.3490.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 83.1%, higher than 100% of all known CVEs. Patch or mitigate before the next change window.
Description
This vulnerability allows remote attackers to bypass authentication on affected installations of Ivanti Avalanche 6.3.2.3490. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the EnterpriseServer service. The issue results from the lack of proper locking when performing operations during authentication. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-15528.
- CVSS 3.1
- 8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 83.14% probability · 100th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-367
- Affected
- ivanti/avalanche
- Source
- zdi-disclosures@trendmicro.com
References
- https://download.wavelink.com/Files/avalanche_v6.3.4_release_notes.txtRelease Notes
- https://www.zerodayinitiative.com/advisories/ZDI-22-785/Third Party Advisory, VDB Entry
- https://download.wavelink.com/Files/avalanche_v6.3.4_release_notes.txtRelease Notes
- https://www.zerodayinitiative.com/advisories/ZDI-22-785/Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.