CVE Vulnerability

CVE-2021-24040

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.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
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
Configurations

Configuration 1

cpe:2.3:a:facebook:parlai:*:*:*:*:*:*:*:*
Information

Published : 2021-09-10 10:15

Updated : 2021-09-24 03:06

NVD link : CVE-2021-24040

Mitre link : CVE-2021-24040

Products Affected
No products.
CWE
CWE-502

Deserialization of Untrusted Data