CVE-2021-24040
CVSS V2 High 7.5
CVSS V3 Critical 9.8
Description
Due to use of unsafe YAML deserialization logic, an attacker with the ability to modify local YAML configuration files could provide malicious input, resulting in remote code execution or similar risks. This issue affects ParlAI prior to v1.1.0.
Overview
- CVE ID
- CVE-2021-24040
- Assigner
- cve-assign@fb.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-09-10T22:15:07
- Last Modified Date
- 2021-09-24T03:06:14
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:facebook:parlai:*:*:*:*:*:*:*:* | 1 | OR | 1.1.0 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://github.com/facebookresearch/ParlAI/releases/tag/v1.1.0 | Release Notes Third Party Advisory |
| https://github.com/facebookresearch/ParlAI/security/advisories/GHSA-m87f-9fvv-2mgg | Patch Third Party Advisory |
| http://packetstormsecurity.com/files/164136/Facebook-ParlAI-1.0.0-Code-Execution-Deserialization.html | Exploit Third Party Advisory VDB Entry |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-24040 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24040 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:53:36 | Added to TrackCVE | |||
| 2022-12-05 10:23:15 | 2021-09-10T22:15Z | 2021-09-10T22:15:07 | CVE Published Date | updated |
| 2022-12-05 10:23:15 | 2021-09-24T03:06:14 | CVE Modified Date | updated | |
| 2022-12-05 10:23:15 | Analyzed | Vulnerability Status | updated |