CVE-2017-16763
Unsafe deserialization in confire
Severity by source
Trivy's own label is CRITICAL. Rated critical by NVD, GHSA.
Description
An exploitable vulnerability exists in the YAML parsing functionality in config.py in Confire 0.2.0. Due to the user-specific configuration being loaded from "~/.confire.yaml" using the yaml.load function, a YAML parser can execute arbitrary Python commands resulting in command execution. An attacker can insert Python into loaded YAML to trigger this vulnerability.
Affected packages and fixed versions
| Source | Package | Fixed in |
|---|---|---|
| pip::GitHub Security Advisory pip | confire | no fix listed |
References
- https://github.com/advisories/GHSA-m85c-9mf8-m2m6
- https://github.com/bbengfort/confire
- https://github.com/bbengfort/confire/commit/8cc86a5ec2327e070f1d576d61bbaadf861597ea
- https://github.com/bbengfort/confire/issues/24
- https://github.com/pypa/advisory-database/tree/main/vulns/confire/PYSEC-2017-78.yaml
- https://joel-malwarebenchmark.github.io/blog/2017/11/12/cve-2017-16763-configure-loaded-through-confire
- https://joel-malwarebenchmark.github.io/blog/2017/11/12/cve-2017-16763-configure-loaded-through-confire/
- https://nvd.nist.gov/vuln/detail/CVE-2017-16763