Vulnerability Details : CVE-2022-39327
Potential exploit
Azure CLI is the command-line interface for Microsoft Azure. In versions previous to 2.40.0, Azure CLI contains a vulnerability for potential code injection. Critical scenarios are where a hosting machine runs an Azure CLI command where parameter values have been provided by an external source. The vulnerability is only applicable when the Azure CLI command is run on a Windows machine and with any version of PowerShell and when the parameter value contains the `&` or `|` symbols. If any of these prerequisites are not met, this vulnerability is not applicable. Users should upgrade to version 2.40.0 or greater to receive a a mitigation for the vulnerability.
Products affected by CVE-2022-39327
- cpe:2.3:a:microsoft:azure_command-line_interface:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-39327
0.22%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 41 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-39327
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
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 | |
|
8.1
|
HIGH | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.2
|
5.9
|
GitHub, Inc. |
CWE ids for CVE-2022-39327
-
The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.Assigned by: nvd@nist.gov (Primary)
-
The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.Assigned by:
- nvd@nist.gov (Primary)
- security-advisories@github.com (Secondary)
References for CVE-2022-39327
-
https://github.com/Azure/azure-cli/security/advisories/GHSA-47xc-9rr2-q7p4
Improper Control of Generation of Code ('Code Injection') in Azure CLI · Advisory · Azure/azure-cli · GitHubExploit;Mitigation;Third Party Advisory
-
https://github.com/Azure/azure-cli/pull/24015
[Core] Revert #23514: Rename entry script `az.ps1` to `azps.ps1` by jiasli · Pull Request #24015 · Azure/azure-cli · GitHubPatch;Third Party Advisory
-
https://github.com/Azure/azure-cli/pull/23514
[Core] Add `az.ps1` entry script for PowerShell by jiasli · Pull Request #23514 · Azure/azure-cli · GitHubExploit;Patch;Third Party Advisory
Jump to