VulnerabilityModified
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.
CRITICAL 9.8EPSS 17.4%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 17.4%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 17.35% probability · 97th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-502
- Affected
- facebook/parlai
- Source
- cve-assign@fb.com
References
- http://packetstormsecurity.com/files/164136/Facebook-ParlAI-1.0.0-Code-Execution-Deserialization.htmlExploit, Third Party Advisory, VDB Entry
- https://github.com/facebookresearch/ParlAI/releases/tag/v1.1.0Release Notes, Third Party Advisory
- https://github.com/facebookresearch/ParlAI/security/advisories/GHSA-m87f-9fvv-2mggPatch, Third Party Advisory
- http://packetstormsecurity.com/files/164136/Facebook-ParlAI-1.0.0-Code-Execution-Deserialization.htmlExploit, Third Party Advisory, VDB Entry
- https://github.com/facebookresearch/ParlAI/releases/tag/v1.1.0Release Notes, Third Party Advisory
- https://github.com/facebookresearch/ParlAI/security/advisories/GHSA-m87f-9fvv-2mggPatch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.