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vulnerability

CVE-2024-12356

9.8
Critical
KEV · Exploited in wildEPSS 87%Patch available

A critical vulnerability has been discovered in Privileged Remote Access (PRA) and Remote Support (RS) products which can allow an unauthenticated attacker to inject commands that are run as a site user.

exploited
Yes, in CISA KEV since 19 Dec 2024fix by 27 Dec 2024 (CISA deadline for US federal agencies)public exploit code
fix
Patch available see the advisory in the references
likelihood
EPSS 87.4%
Published 17 Dec 2024Analysed here 2 Nov 2026CVSS scored by the publisher (CNA)

do firstApply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

triage
server-sideruntimeWAF can block: partlyAV · networkCWE-77· Command Injection

Can a WAF block it? Partly. Command injection puts shell syntax into the request. WAF rules catch common shell commands but miss encoded or unusual payloads.

Also consider: input validation · RASP

Based on the weakness type only; no CVE-specific evidence yet. We check Cloudflare, AWS, Google Cloud Armor and Azure; for Akamai, Imperva, Fastly, F5, ask your vendor.

cvss vector
attack vectornetworkattack complexitylowprivileges requirednoneuser interactionnonescopeunchangedconfidentialityhighintegrityhighavailabilityhigh
CVSS 3.1 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
common questions

Is CVE-2024-12356 being exploited?

Yes. CVE-2024-12356 appears in CISA's Known Exploited Vulnerabilities catalog, which means exploitation in the wild has been confirmed and reported. Treat it as active rather than theoretical, and patch it ahead of higher-scoring vulnerabilities that carry no exploitation evidence.

How severe is CVE-2024-12356?

CVE-2024-12356 is rated Critical with a CVSS score of 9.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.

Is there a patch for CVE-2024-12356?

Yes. A fix has been recorded for CVE-2024-12356. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.

What does CVE-2024-12356 affect?

CVE-2024-12356 affects beyondtrust:privileged_remote_access, beyondtrust:remote_support. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.

Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.

executive summary
technical analysis
affected
beyondtrust:privileged_remote_accessbeyondtrust:remote_support
affected versions
BeyondTrust Privileged Remote Access
  • affected<= 24.3.1
BeyondTrust Remote Support
  • affected<= 24.3.1

As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.

public exploits

Public exploit code: 1 Metasploit module · 1 GitHub proof of concept

Metasploit
GitHub proofs of concept

Listed so you can judge urgency, not as a recommendation to run anything. GitHub “proofs of concept” are unvetted: some are fake or carry malware. Exploit-DB marks the entries its staff verified.

cisa ssvc

exploitation
active
automatable
yes
technical impact
total

Assessed by CISA 19 Dec 2024 (SSVC 2.0.3).

timeline

  1. 17 Dec 2024Published
  2. 19 Dec 2024Added to CISA KEV (exploited in the wild) · 2 days later
  3. 19 Dec 2024CISA SSVC assessment: exploitation active · 1 day later
  4. 27 Dec 2024CISA remediation due date (US federal agencies) · 7 days later
  5. 21 Oct 2025CVE record last updated · 299 days (about 10 months) later
  6. 4 Sept 2026First public exploit or proof of concept · 317 days (about 11 months) later
  7. 2 Nov 2026Analysed by vulneraibility.com · 60 days (about 2 months) later
how to fix
Remediation steps are tailored for users whose stack is affected. Add this technology to your stack to see the fix checklist.
references
5 references in the CVE record: 5 links
  • Linkcve.org /CVERecord?id=CVE-2024-12356
  • Linknvd.nist.gov /vuln/detail/CVE-2024-12356
  • Linkbeyondtrust.com /trust-center/security-advisories/bt24-10
  • Linkcisa.gov /known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-12356
  • Linkattackerkb.com /topics/G5s8ZWAbYH/cve-2024-12356/rapid7-analysis

sources

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