# BeyondTrust Remote Support breach reaches US Treasury (CVE-2024-12356) · pwn.watch > Attackers stole a BeyondTrust infrastructure API key for its Remote Support SaaS service and used it to reset local passwords and access 17 customer instances. The US Treasury, one of the customers, said a China state-sponsored actor accessed some Departmental Offices workstations and unclassified documents. During the investigation BeyondTrust found a critical command injection in Remote Support and Privileged Remote Access (CVE-2024-12356, CVSS 9.8) and patched it on 2024-12-16. Added to the CISA KEV catalog on 2024-12-19. Page: https://pwn.watch/i/beyondtrust-remote-support-us-treasury-breach-cve-2024-12356 · generated 2026-10-22T22:00:08.805Z ## Status - Severity: critical · status: closed · patch: patched - Product: BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) - Started: 2024-12-05 · closed: 2024-12-19 - CVEs: CVE-2024-12356 - Affected: Remote Support and Privileged Remote Access 24.3.1 and earlier (BeyondTrust) - Fixed in: Patches BT24-10-ONPREM1 / BT24-10-ONPREM2 (BeyondTrust); cloud instances patched 2024-12-16 ## Follow this incident - RSS (one item per update): https://pwn.watch/i/beyondtrust-remote-support-us-treasury-breach-cve-2024-12356/feed.xml - JSON Feed: https://pwn.watch/i/beyondtrust-remote-support-us-treasury-breach-cve-2024-12356/feed.json - Full data (timeline, sources, posts, agentBrief): https://pwn.watch/i/beyondtrust-remote-support-us-treasury-breach-cve-2024-12356.json - This file: https://pwn.watch/i/beyondtrust-remote-support-us-treasury-breach-cve-2024-12356/llms.txt ## Updates (newest first) - 2024-12-30: Treasury tells Congress of a 'major incident' attributed to a China state-sponsored APT (https://s3.documentcloud.org/documents/25472698/letter-from-treasury-re-december-2024-cyberattack.pdf) - 2024-12-19: CISA added CVE-2024-12356 to the KEV catalog (federal deadline 2024-12-27) (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) - 2024-12-17: CVE-2024-12356 published (https://nvd.nist.gov/vuln/detail/CVE-2024-12356) - 2024-12-16: BeyondTrust advisory BT24-10; cloud instances patched (https://www.beyondtrust.com/trust-center/security-advisories/bt24-10) - 2024-12-08: BeyondTrust notifies the US Treasury (https://s3.documentcloud.org/documents/25472698/letter-from-treasury-re-december-2024-cyberattack.pdf) - 2024-12-05: BeyondTrust identifies a compromised Remote Support SaaS infrastructure API key (https://www.beyondtrust.com/remote-support-saas-service-security-investigation) ## Fix brief # Security brief: BeyondTrust Remote Support breach reaches US Treasury (CVE-2024-12356) Source: https://pwn.watch/i/beyondtrust-remote-support-us-treasury-breach-cve-2024-12356 · status: closed (closed Dec 19, 2024) · severity: critical · updated Dec 30, 2024 ## Patch status **PATCHED: fixed releases exist. Upgrade to a fixed version.** ## What it is Attackers stole a BeyondTrust infrastructure API key for its Remote Support SaaS service and used it to reset local passwords and access 17 customer instances. The US Treasury, one of the customers, said a China state-sponsored actor accessed some Departmental Offices workstations and unclassified documents. During the investigation BeyondTrust found a critical command injection in Remote Support and Privileged Remote Access (CVE-2024-12356, CVSS 9.8) and patched it on 2024-12-16. Added to the CISA KEV catalog on 2024-12-19. Severity detail: CVSS 9.8 (v3.1, CNA), actively exploited (CISA KEV) - Product: BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) - CVE / advisory ids: CVE-2024-12356 ## Affected versions - Remote Support and Privileged Remote Access 24.3.1 and earlier (BeyondTrust) ## Check whether you're affected No generic command applies (the product is a hosted service, appliance or desktop app). Check the installed version in its admin UI / About screen and compare with the versions above. ## Fix Upgrade to one of these fixed versions (or later on the same branch): - Patches BT24-10-ONPREM1 / BT24-10-ONPREM2 (BeyondTrust); cloud instances patched 2024-12-16 After upgrading, re-run the checks above and redeploy/restart the affected services. ## Secrets to rotate This incident involves possible credential exposure. Rotate any credentials (API keys, tokens, env vars, SSH keys) that were present on affected systems or in affected builds while vulnerable/compromised versions were installed, and review access logs. ## Latest updates - Dec 30, 2024: Treasury tells Congress of a 'major incident' attributed to a China state-sponsored APT - Dec 19, 2024: CISA added CVE-2024-12356 to the KEV catalog (federal deadline 2024-12-27) - Dec 17, 2024: CVE-2024-12356 published - Dec 16, 2024: BeyondTrust advisory BT24-10; cloud instances patched - Dec 8, 2024: BeyondTrust notifies the US Treasury - Dec 5, 2024: BeyondTrust identifies a compromised Remote Support SaaS infrastructure API key ## Advisories - [BT24-10: command injection in Remote Support and Privileged Remote Access](https://www.beyondtrust.com/trust-center/security-advisories/bt24-10) (BeyondTrust) - [Remote Support SaaS service security investigation](https://www.beyondtrust.com/remote-support-saas-service-security-investigation) (BeyondTrust) - [NVD: CVE-2024-12356](https://nvd.nist.gov/vuln/detail/CVE-2024-12356) (NVD) - [CISA Known Exploited Vulnerabilities Catalog](https://www.cisa.gov/known-exploited-vulnerabilities-catalog) (CISA) ## Write-ups & news - [Treasury letter to the Senate Banking Committee on the December 2024 cyberattack](https://s3.documentcloud.org/documents/25472698/letter-from-treasury-re-december-2024-cyberattack.pdf) - [US Treasury Department breached through remote support platform](https://www.bleepingcomputer.com/news/security/us-treasury-department-breached-through-remote-support-platform/) ## Caveats Derived from the CISA KEV JSON feed (catalogVersion 2026.10.21); CVSS from the CVE record (cveawg.mitre.org). startedAt is the CVE publication date when it fell in 2024 before the KEV listing, else the KEV dateAdded; exploitation may have begun earlier. closedAt is the KEV listing date (a fix or mitigation was available then unless noted). --- Machine-readable: https://pwn.watch/i/beyondtrust-remote-support-us-treasury-breach-cve-2024-12356.json · all incidents: https://pwn.watch/incidents.json. Verify against the vendor advisory before changing production systems.