Vulnerability-Lookup

GHSA-H57P-58J8-7XG6

Vulnerability from github – Published: 2026-06-17 18:35 – Updated: 2026-06-17 18:35

Details

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in RTI Connext Professional (Web Integration Service) allows Filter Failure through Buffer Overflow.This issue affects Connext Professional: from 7.4.0 before 7., from 7.0.0 before 7.3.1.3, from 6.1.2 before 6.1..

Severity

8.8 (High)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-7300"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-120"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-06-17T18:18:05Z",
    "severity": "HIGH"
  },
  "details": "Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027) vulnerability in RTI Connext Professional (Web Integration Service) allows Filter Failure through Buffer Overflow.This issue affects Connext Professional: from 7.4.0 before 7.*, from 7.0.0 before 7.3.1.3, from 6.1.2 before 6.1.*.",
  "id": "GHSA-h57p-58j8-7xg6",
  "modified": "2026-06-17T18:35:58Z",
  "published": "2026-06-17T18:35:58Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-7300"
    },
    {
      "type": "WEB",
      "url": "https://www.rti.com/vulnerabilities/#cve-2026-7300"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-7300 (GCVE-0-2026-7300)

Vulnerability from cvelistv5 – Published: 2026-06-17 17:20 – Updated: 2026-06-17 18:00

Title

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in RTI Connext Professional (Web Integration Service) allows Filter Failure through Buffer Overflow.

Summary

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in RTI Connext Professional (Web Integration Service) allows Filter Failure through Buffer Overflow.This issue affects Connext Professional: from 7.4.0 before 7.*, from 7.0.0 before 7.3.1.3, from 6.1.2 before 6.1.*.

Severity

8.8 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Assigner

RTI

References

1 reference

URL	Tags
https://www.rti.com/vulnerabilities/#cve-2026-7300

Impacted products

1 product

Vendor	Product	Version
RTI	Connext Professional	Affected: 7.4.0 , < 7.* (custom) Affected: 7.0.0 , < 7.3.1.3 (custom) Affected: 6.1.2 , < 6.1.* (custom)

Date Public

2026-06-12 16:21

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-7300",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-17T18:00:26.868901Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-17T18:00:33.855Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "modules": [
            "Web Integration Service"
          ],
          "packageName": "connext_professional",
          "packageURL": "pkg:generic/connext_professional",
          "product": "Connext Professional",
          "vendor": "RTI",
          "versions": [
            {
              "lessThan": "7.*",
              "status": "affected",
              "version": "7.4.0",
              "versionType": "custom"
            },
            {
              "lessThan": "7.3.1.3",
              "status": "affected",
              "version": "7.0.0",
              "versionType": "custom"
            },
            {
              "lessThan": "6.1.*",
              "status": "affected",
              "version": "6.1.2",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:rti:connext_professional:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.*",
                  "versionStartIncluding": "7.4.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:rti:connext_professional:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.3.1.3",
                  "versionStartIncluding": "7.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:rti:connext_professional:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.*",
                  "versionStartIncluding": "6.1.2",
                  "vulnerable": true
                }
              ],
              "negated": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2026-06-12T16:21:03.596Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027) vulnerability in RTI Connext Professional (Web Integration Service) allows Filter Failure through Buffer Overflow.\u003cp\u003eThis issue affects Connext Professional: from 7.4.0 before 7.*, from 7.0.0 before 7.3.1.3, from 6.1.2 before 6.1.*.\u003c/p\u003e"
            }
          ],
          "value": "Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027) vulnerability in RTI Connext Professional (Web Integration Service) allows Filter Failure through Buffer Overflow.This issue affects Connext Professional: from 7.4.0 before 7.*, from 7.0.0 before 7.3.1.3, from 6.1.2 before 6.1.*."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-24",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-24 Filter Failure through Buffer Overflow"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "privilegesRequired": "NONE",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "LOW",
            "vulnIntegrityImpact": "LOW",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        },
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "privilegesRequired": "NONE",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "LOW",
            "vulnIntegrityImpact": "LOW",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "Security Extensions Enabled"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-120",
              "description": "CWE-120 Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-17T17:20:19.053Z",
        "orgId": "3f572a00-62e2-4423-959a-7ea25eff1638",
        "shortName": "RTI"
      },
      "references": [
        {
          "url": "https://www.rti.com/vulnerabilities/#cve-2026-7300"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027) vulnerability in RTI Connext Professional (Web Integration Service) allows Filter Failure through Buffer Overflow.",
      "x_generator": {
        "engine": "RTI Lubna 1.17.6"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "3f572a00-62e2-4423-959a-7ea25eff1638",
    "assignerShortName": "RTI",
    "cveId": "CVE-2026-7300",
    "datePublished": "2026-06-17T17:20:19.053Z",
    "dateReserved": "2026-04-28T11:35:56.277Z",
    "dateUpdated": "2026-06-17T18:00:33.855Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-H57P-58J8-7XG6

CVE-2026-7300 (GCVE-0-2026-7300)

Tags

Sightings

Nomenclature