CVE-2021-21829

Risk Scores

Exploit Intelligence

• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1292 (nist-nvd)
• guids_only.yara (github-yara)
• guids_only.yara (github-yara)
• guids_only.yara (github-yara)
• guids_only.yara (github-yara)
• demo.yar (github-yara)
• demo.yar (github-yara)
• demo.yar (github-yara)
• demo.yar (github-yara)

Timeline

• Aug 12, 2021 CVE Published
• Aug 14, 2021 EPSS Score
• Oct 12, 2021 EPSS Score
• Jan 6, 2022 EPSS Score
• Feb 4, 2022 EPSS Score
• Apr 1, 2022 EPSS Score
• Apr 5, 2022 EPSS Score
• Jun 3, 2022 EPSS Score
• Sep 29, 2022 EPSS Score
• Nov 27, 2022 EPSS Score
• Jan 24, 2023 EPSS Score
• Mar 24, 2023 EPSS Score

References

• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-08 advisory
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-07 advisory
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-03 advisory
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-01 advisory
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-05 advisory
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-04 advisory
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-02 advisory
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-06 advisory
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-067-02 advisory
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-313-04 advisory
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-257-01 advisory
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-067-01 advisory
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-067-03 advisory
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-01 advisory
• https://download.schneider-electric.com/files?p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2022-102-01_IGSS_Security_Notification_V2.0.pdf advisory
• https://download.schneider-electric.com/files?p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2021-194-01_EcoStruxure_Control_Expert_Process_Expert_SCADAPack_RemoteConnect_Modicon_M580_M340_V4.0.pdf advisory
• https://download.schneider-electric.com/files?p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2022-193-02_SpaceLogic-C-Bus-Home-Controller-Wiser_MK2_Security_Notification.pdf advisory
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-193-01&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2022-193-01_OPC_UA_X80_Advanced_RTU_Modicon_Communication_Modules_Security_Notification_V3.0.pdf advisory
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-193-03&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2022-193-03_Acti9_PowerTag_Link_C_Security_Notification.pdf advisory
• https://download.schneider-electric.com/files?p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2022-011-06_CODESYSV3_Runtime_Development_System_and_Gateway_Security_Notification.pdf advisory

…and 4 more