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CVE-2023-32198

Status: Awaiting AnalysisHigh (8)—
Severity8High · CVSS 3.1
Exploitation probability0.33 %higher than 25% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

A vulnerability has been identified in Steve where by default it was using an insecure option that did not validate the certificate presented by the remote server while performing a TLS connection. This could allow the execution of a man-in-the-middle (MitM) attack against services using Steve.

CVSS

Base score
8
Version
3.1
Vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
0.33 %
Percentile among all scored CVEs
25
Score date
10/21/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

Vector de red con privilegios altos (PR:H) según CVSS; el texto indica que Steve no valida el certificado TLS, permitiendo ataques man-in-the-middle contra sus servicios.

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

ATT&CK mitigations that cover these techniques

Network SegmentationDisable or Remove Feature or ProgramVulnerability ScanningUser TrainingThreat Intelligence ProgramPrivileged Account Management

Affected technologies (1)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

Steve-community — SteveAI

CWEs

References

Show 2 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2023-32198",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-32198",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-10-15T19:58:12.590466Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "meissner@suse.de",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 8,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 6,
        "exploitabilityScore": 1.3
      }
    ]
  },
  "affected": [
    {
      "source": "meissner@suse.de",
      "affectedData": [
        {
          "vendor": "SUSE",
          "product": "steve",
          "versions": [
            {
              "status": "affected",
              "version": "0.2.0",
              "lessThan": "0.2.1",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "0.3.0",
              "lessThan": "0.3.3",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "0.4.0",
              "lessThan": "0.4.4",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "0.5.0",
              "lessThan": "0.5.13",
              "versionType": "semver"
            }
          ],
          "packageName": "github.com/rancher/steve",
          "defaultStatus": "unaffected"
        }
      ]
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  ],
  "published": "2026-10-15T09:17:13.847",
  "references": [
    {
      "url": "https://bugzilla.suse.com/show_bug.cgi?id=CVE-2023-32198",
      "source": "meissner@suse.de"
    },
    {
      "url": "https://github.com/rancher/steve/security/advisories/GHSA-95fc-g4gj-mqmx",
      "source": "meissner@suse.de"
    }
  ],
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "meissner@suse.de",
      "description": [
        {
          "lang": "en",
          "value": "CWE-295"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability has been identified in Steve where by default it was using an insecure option that did not validate the certificate presented by the remote server while performing a TLS connection. This could allow the execution of a man-in-the-middle (MitM) attack against services using Steve."
    }
  ],
  "lastModified": "2026-10-16T19:55:59.740",
  "sourceIdentifier": "meissner@suse.de"
}