Vulnerability Details : CVE-2022-36981
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ivanti Avalanche 6.3.3.101. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the DeviceLogResource class. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-15966.
Vulnerability category: Directory traversalExecute code
Products affected by CVE-2022-36981
- cpe:2.3:a:ivanti:avalanche:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-36981
10.78%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 95 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-36981
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
Zero Day Initiative | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2022-36981
-
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.Assigned by: zdi-disclosures@trendmicro.com (Primary)
References for CVE-2022-36981
-
https://download.wavelink.com/Files/avalanche_v6.3.4_release_notes.txt
Release Notes
-
https://www.zerodayinitiative.com/advisories/ZDI-22-786/
ZDI-22-786 | Zero Day InitiativeThird Party Advisory;VDB Entry
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