Vulnerability Details : CVE-2017-16616
An exploitable vulnerability exists in the YAML parsing functionality in the YAMLParser method in Interfaces.py in PyAnyAPI before 0.6.1. A YAML parser can execute arbitrary Python commands resulting in command execution because load is used where safe_load should have been used. An attacker can insert Python into loaded YAML to trigger this vulnerability.
Products affected by CVE-2017-16616
- cpe:2.3:a:pyanyapi_project:pyanyapi:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-16616
0.41%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 73 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-16616
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
References for CVE-2017-16616
-
https://joel-malwarebenchmark.github.io/blog/2017/11/08/cve-2017-16616-yamlparser-in-pyanyapi/
CVE-2017-16616: YAMLParser in PyAnyAPI - JoelThird Party Advisory
-
https://github.com/Stranger6667/pyanyapi/releases/tag/0.6.1
Release Release 0.6.1 · Stranger6667/pyanyapi · GitHubRelease Notes
-
https://github.com/Stranger6667/pyanyapi/issues/41
YAMLParser method is vulnerable · Issue #41 · Stranger6667/pyanyapi · GitHubIssue Tracking
-
https://pypi.python.org/pypi/pyanyapi/0.6.1
pyanyapi · PyPIProduct
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