CVE-2020-1747
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- CVE-2020-1747
CVE Details
| Release Date: | 2020-03-24 |
Description
A vulnerability was discovered in the PyYAML library in versions before 5.3.1, where it is susceptible to arbitrary code execution when it processes untrusted YAML files through the full_load method or with the FullLoader loader. Applications that use the library to process untrusted input may be vulnerable to this flaw. An attacker could use this flaw to execute arbitrary code on the system by abusing the python/object/new constructor.
See more information about CVE-2020-1747 from MITRE CVE dictionary and NIST NVD
CVSS v3.0 metrics
NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.
| Base Score: | 9.8 | Base Metrics: | AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Access Vector: | Network | Attack Complexity: | Low |
| Privileges Required: | None | User Interaction: | None |
| Scope: | Unchanged | Confidentiality Impact: | High |
| Integrity Impact: | High | Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 8 (Cython) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (PyYAML) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (babel) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (mod_wsgi) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (numpy) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-PyMySQL) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-asn1crypto) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-cffi) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-chardet) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-cryptography) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-idna) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-jinja2) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-lxml) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-markupsafe) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-ply) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-psutil) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-psycopg2) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-pycparser) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-pysocks) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-requests) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-six) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-urllib3) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python-wheel) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python38) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python3x-pip) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (python3x-setuptools) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (pytz) | ELSA-2020-4641 | 2020-11-10 |
| Oracle Linux version 8 (scipy) | ELSA-2020-4641 | 2020-11-10 |
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