CVE-2024-20419

CRITICALNVD 10.010.0—
EchelonGraph scoreHIGH confidence

Score elevated to 10.0 because EPSS predicts 91% probability of exploitation within the next 30 days (top 0.3% of all CVEs). NVD baseline CVSS 10.0 retained for reference. Confidence: see factors.

Triggered by: EPSS exploit prediction ≥85%
Sources: epss, ghsa, nvd
Weaponized
10.0
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 81%
CISA-KEV: Not listedEPSS: 81%CVSS: 10.0Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

A vulnerability in the authentication system of Cisco Smart Software Manager On-Prem (SSM On-Prem) could allow an unauthenticated, remote attacker to change the password of any user, including administrative users. This vulnerability is due to improper implementation of the password-change process. An attacker could exploit this vulnerability by sending crafted HTTP requests to an affected device. A successful exploit could allow an attacker to access the web UI or API with the privileges of the compromised user.

CVSS v3
10.0
EG Score
10.0(high)
EPSS
99.6%
KEV
Not listed

Published

July 17, 2024

Last Modified

July 31, 2025

Advisory Details (2)

Auto-updated Jul 11, 2026
⚠️ Active exploitation confirmed. No patch confirmed yet.
generic🟡 PoC Available

Cisco Smart Software Manager On-Prem Password Change Vulnerability

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cssm-auth-sLw3uhUy
generic🔴 Active Exploitation

Critical Flaw in Cisco Smart Software Manager Allows Attackers to Cont | SecPod

https://www.secpod.com/blog/critical-flaw-in-ciscos-secure-email-gateways-allows-attackers-to-control-the-device-completely/

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 5× in last 7d / 18× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-09 19:09 UTCEPSS rescore
  2. 2026-07-09 19:09 UTCEPSS rescore
  3. 2026-07-08 15:13 UTCEPSS rescore
  4. 2026-07-06 02:22 UTCEPSS rescore
  5. 2026-07-06 02:22 UTCEPSS rescore
  6. 2026-07-01 15:05 UTCEPSS rescore
  7. 2026-06-27 03:07 UTCEPSS rescore
  8. 2026-06-27 03:07 UTCEPSS rescore
  9. 2026-06-25 13:48 UTCEPSS rescore
  10. 2026-06-25 13:48 UTCEPSS rescore
  11. 2026-06-23 21:32 UTCEPSS rescore
  12. 2026-06-23 21:32 UTCEPSS rescore
  13. 2026-06-17 17:52 UTCEPSS rescore
  14. 2026-06-17 17:52 UTCEPSS rescore
  15. 2026-06-15 17:47 UTCEPSS rescore
  16. 2026-06-14 23:16 UTCEPSS rescore
  17. 2026-06-12 23:11 UTCEPSS rescore
  18. 2026-06-12 23:11 UTCEPSS rescore
  19. 2026-06-10 22:17 UTCEPSS rescore
  20. 2026-06-10 22:17 UTCEPSS rescore
  21. 2026-06-10 13:21 UTCEPSS rescore
  22. 2026-06-10 13:21 UTCEPSS rescore
  23. 2026-06-06 13:46 UTCEPSS rescore
  24. 2026-06-06 13:46 UTCEPSS rescore
  25. 2026-06-05 06:09 UTCEPSS rescore
Show 15 more
  1. 2026-06-05 06:09 UTCEPSS rescore
  2. 2026-06-02 20:12 UTCEPSS rescore
  3. 2026-06-02 20:12 UTCEPSS rescore
  4. 2026-05-31 00:15 UTCEPSS rescore
  5. 2026-05-31 00:15 UTCEPSS rescore
  6. 2026-05-28 13:44 UTCEPSS rescore
  7. 2026-05-28 13:44 UTCEPSS rescore
  8. 2026-05-28 13:44 UTCEPSS rescore
  9. 2026-05-26 13:43 UTCEPSS rescore
  10. 2026-05-26 13:43 UTCEPSS rescore
  11. 2026-05-26 07:18 UTCEPSS rescore
  12. 2026-05-26 07:18 UTCEPSS rescore
  13. 2026-05-26 07:18 UTCEPSS rescore
  14. 2026-05-23 22:01 UTCEG score recompute
  15. 2026-05-23 22:01 UTCGHSA enrichment

Publicly available exploits

(3 references)

Working exploit code is in the public domain (1 Metasploit module) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-52155
    First seen Apr 10, 2025

    Cisco Smart Software Manager On-Prem 8-202206 - Account Takeover

    Open source ↗
  • Metasploitauxiliary/admin/http/cisco_ssm_onprem_account✓ verified
    First seen Jul 20, 2024

    Cisco Smart Software Manager (SSM) On-Prem Account Takeover (CVE-2024-20419)

    Open source ↗
  • Nucleihttp/cves/2024/CVE-2024-20419.yaml
    First seen Jan 1, 2024

    Cisco SSM On-Prem <= 8-202206 - Password Reset Account Takeover

    Open source ↗

Frequently asked(5)

What is CVE-2024-20419?
CVE-2024-20419 is a critical vulnerability published on July 17, 2024. A vulnerability in the authentication system of Cisco Smart Software Manager On-Prem (SSM On-Prem) could allow an unauthenticated, remote attacker to change the password of any user, including administrative users. This vulnerability is due to improper implementation of the password-change process.…
When was CVE-2024-20419 disclosed?
CVE-2024-20419 was first published in the National Vulnerability Database on July 17, 2024, with the most recent update on July 31, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-20419 actively exploited?
CVE-2024-20419 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2024-20419?
CVE-2024-20419 has a CVSS v3 base score of 10.0 (NVD).
How do I remediate CVE-2024-20419?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-20419, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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