# CVE-2024-20419: CVE-2024-20419

Status: published. Published: 2024-07-17. Updated: 2026-11-03.

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.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Cisco / Cisco Smart Software Manager On-Prem: 8-202206 (affected). Source: CNA: cisco
- cisco / smart_software_manager_on-prem: 8-202206 (affected). Source: ADP: CISA-ADP

## NVD configuration conditions

Affected CPE matches depend on the following AND/OR and negation conditions:

```json
[
  {
    "negate": false,
    "nodes": [
      {
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:cisco:smart_software_manager_on-prem:*:*:*:*:*:*:*:*",
            "versionEndExcluding": "8-202112",
            "vulnerable": true
          }
        ],
        "negate": false,
        "operator": "OR"
      }
    ],
    "operator": "OR"
  }
]
```

## Severity and prioritization

- CVSS 3.1: 10 (critical); CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H; source: CNA: cisco

- CVSS 3.1: 10 (critical); CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H; source: NVD: psirt@cisco.com

- CISA KEV: No listing in collected sources

- EPSS: 80.92% as of 2026-11-03; percentile 99.63%

- SSVC: exploitation none; automatable yes; technical impact total; source ADP: CISA-ADP

- Weaknesses: CWE-620

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cssm-auth-sLw3uhUy (CNA: cisco)

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

- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cssm-auth-sLw3uhUy (ADP: CVE; x_transferred)

- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cssm-auth-sLw3uhUy (psirt@cisco.com; Vendor Advisory)

- https://www.secpod.com/blog/critical-flaw-in-ciscos-secure-email-gateways-allows-attackers-to-control-the-device-completely/ (psirt@cisco.com; Third Party Advisory)

- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cssm-auth-sLw3uhUy (af854a3a-2127-422b-91ae-364da2661108; Vendor Advisory)

## Provenance

- CNA: cisco: https://www.cve.org/CVERecord?id=CVE-2024-20419; retrieved 2026-11-03; source updated 2026-11-03

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-20419; retrieved 2026-11-04; source updated 2026-11-03

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2024-20419; retrieved 2026-11-03; source updated Not reported

Revision: 926fd15363df28dc1f6addb024afd0d2cd466291d3f69c697860b1d5c6809242

Canonical: https://y2.dev/cve/CVE-2024-20419

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search, filters, sort, and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.