VulnerabilityModified
CVE-2023-28126
An authentication bypass vulnerability exists in Avalanche versions 6.3.x and below that could allow an attacker to gain access by exploiting the SetUser method or can exploit the Race Condition in the authentication message.
MEDIUM 5.9EPSS 66.7%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 66.7%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
An authentication bypass vulnerability exists in Avalanche versions 6.3.x and below that could allow an attacker to gain access by exploiting the SetUser method or can exploit the Race Condition in the authentication message.
- CVSS 3.1
- 5.9 MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 66.66% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-305, CWE-362
- Affected
- ivanti/avalanche
- Source
- support@hackerone.com
References
- https://forums.ivanti.com/s/article/ZDI-CAN-17750-Ivanti-Avalanche-EnterpriseServer-GetSettings-Exposed-Dangerous-Method-Authentication-Bypass-Vulnerability?language=en_USVendor Advisory
- https://forums.ivanti.com/s/article/ZDI-CAN-17750-Ivanti-Avalanche-EnterpriseServer-GetSettings-Exposed-Dangerous-Method-Authentication-Bypass-Vulnerability?language=en_USVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.