CVE-2021-39207

Published on: 09/10/2021 12:00:00 AM UTC

Last Modified on: 09/23/2021 03:47:00 PM UTC

CVE-2021-39207 - advisory for GHSA-m87f-9fvv-2mgg

Source: Mitre Source: Nist Print: PDF PDF
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L

Certain versions of Parlai from Facebook contain the following vulnerability:

parlai is a framework for training and evaluating AI models on a variety of openly available dialogue datasets. In affected versions the package is vulnerable to YAML deserialization attack caused by unsafe loading which leads to Arbitary code execution. This security bug is patched by avoiding unsafe loader users should update to version above v1.1.0. If upgrading is not possible then users can change the Loader used to SafeLoader as a workaround. See commit 507d066ef432ea27d3e201da08009872a2f37725 for details.

  • CVE-2021-39207 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as HIGH severity.
  • Affected Vendor/Software: URL Logo facebookresearch - ParlAI version < 1.1.0

CVSS3 Score: 8.8 - HIGH

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW LOW NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED HIGH HIGH HIGH

CVSS2 Score: 6.5 - MEDIUM

Access
Vector
Access
Complexity
Authentication
NETWORK LOW SINGLE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
PARTIAL PARTIAL PARTIAL

CVE References

Description Tags Link
Update model_chat_blueprint.py (#3429) · facebookresearch/[email protected] · GitHub github.com
text/html
URL Logo MISC github.com/facebookresearch/ParlAI/commit/4374fa2aba383db6526ab36e939eb1cf8ef99879
Deserialization of Untrusted Data in parlai · Advisory · facebookresearch/ParlAI · GitHub github.com
text/html
URL Logo CONFIRM github.com/facebookresearch/ParlAI/security/advisories/GHSA-m87f-9fvv-2mgg
RCE Fixed (#3402) · facebookresearch/[email protected] · GitHub github.com
text/html
URL Logo MISC github.com/facebookresearch/ParlAI/commit/507d066ef432ea27d3e201da08009872a2f37725

Related QID Numbers

  • 981064 Python (pip) Security Update for parlai (GHSA-m87f-9fvv-2mgg)

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationFacebookParlaiAllAllAllAll
  • cpe:2.3:a:facebook:parlai:*:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2021-39207 : parlai is a framework for training and evaluating AI models on a variety of openly available dialo… twitter.com/i/web/status/1… 2021-09-10 22:24:04
Twitter Icon @SecRiskRptSME RT: CVE-2021-39207 parlai is a framework for training and evaluating AI models on a variety of openly available di… twitter.com/i/web/status/1… 2021-09-12 07:33:21
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