{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-10158",
        "assignerOrgId": "9974b330-7714-4307-a722-5648477acda7",
        "state": "PUBLISHED",
        "assignerShortName": "rapid7",
        "dateReserved": "2025-09-09T11:15:17.585Z",
        "datePublished": "2025-11-18T14:24:19.210Z",
        "dateUpdated": "2025-11-19T16:48:56.591Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "defaultStatus": "unaffected",
                    "product": "rsync",
                    "vendor": "rsync",
                    "versions": [
                        {
                            "lessThanOrEqual": "3.4.1",
                            "status": "affected",
                            "version": "0",
                            "versionType": "semver"
                        }
                    ]
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "type": "finder",
                    "value": "Calum Hutton"
                }
            ],
            "datePublic": "2025-11-18T14:20:00.000Z",
            "descriptions": [
                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "type": "text/html",
                            "value": "A malicious client acting as the receiver of an rsync file transfer can trigger an out of bounds read of a heap based buffer, via a negative array index. The \n\nmalicious \n\nrsync client requires at least read access to the remote rsync module in order to trigger the issue."
                        }
                    ],
                    "value": "A malicious client acting as the receiver of an rsync file transfer can trigger an out of bounds read of a heap based buffer, via a negative array index. The \n\nmalicious \n\nrsync client requires at least read access to the remote rsync module in order to trigger the issue."
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "attackComplexity": "LOW",
                        "attackVector": "NETWORK",
                        "availabilityImpact": "NONE",
                        "baseScore": 4.3,
                        "baseSeverity": "MEDIUM",
                        "confidentialityImpact": "NONE",
                        "integrityImpact": "LOW",
                        "privilegesRequired": "LOW",
                        "scope": "UNCHANGED",
                        "userInteraction": "NONE",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
                        "version": "3.1"
                    },
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ]
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-129",
                            "description": "CWE-129 Improper Validation of Array Index",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "9974b330-7714-4307-a722-5648477acda7",
                "shortName": "rapid7",
                "dateUpdated": "2025-11-18T14:45:58.065Z"
            },
            "references": [
                {
                    "tags": [
                        "patch"
                    ],
                    "url": "https://github.com/RsyncProject/rsync/commit/797e17fc4a6f15e3b1756538a9f812b63942686f"
                },
                {
                    "tags": [
                        "technical-description"
                    ],
                    "url": "https://attackerkb.com/assessments/fbacb2a6-d1cd-4011-bb3a-f06b1c8306b1"
                }
            ],
            "source": {
                "discovery": "UNKNOWN"
            },
            "timeline": [
                {
                    "lang": "en",
                    "time": "2025-03-19T06:11:00.000Z",
                    "value": "Rapid7 makes initial outreach to rsync maintainers"
                },
                {
                    "lang": "en",
                    "time": "2025-03-19T10:04:00.000Z",
                    "value": "Rsync maintainers confirm outreach"
                },
                {
                    "lang": "en",
                    "time": "2025-03-20T10:34:00.000Z",
                    "value": "Rapid7 provides rsync maintainers a technical writeup and PoC to reproduce the issue"
                },
                {
                    "lang": "en",
                    "time": "2025-04-02T03:05:00.000Z",
                    "value": "Rapid7 requests confirmation of findings"
                },
                {
                    "lang": "en",
                    "time": "2025-04-06T09:30:00.000Z",
                    "value": "Rsync maintainers indicate more time is needed"
                },
                {
                    "lang": "en",
                    "time": "2025-04-16T05:31:00.000Z",
                    "value": "Rsync maintainers reproduce the issue and dispute its security impact due to uncertainty around viability of heap manipulation during exploitation"
                },
                {
                    "lang": "en",
                    "time": "2025-04-17T01:56:00.000Z",
                    "value": "Rapid7 indicates manipulating the heap is nuanced and CVE assignment is both prudent and best practice in this instance"
                },
                {
                    "lang": "en",
                    "time": "2025-05-07T09:08:00.000Z",
                    "value": "Rapid7 requests an update"
                },
                {
                    "lang": "en",
                    "time": "2025-05-12T06:08:00.000Z",
                    "value": "Rsync maintainers indicate a pull request to fix the issue is forthcoming"
                },
                {
                    "lang": "en",
                    "time": "2025-05-28T09:40:00.000Z",
                    "value": "Rapid7 requests an update"
                },
                {
                    "lang": "en",
                    "time": "2025-06-17T04:19:00.000Z",
                    "value": "Rapid7 requests an update"
                },
                {
                    "lang": "en",
                    "time": "2025-08-18T11:59:00.000Z",
                    "value": "Rapid7 requests an update"
                },
                {
                    "lang": "en",
                    "time": "2025-08-23T09:17:00.000Z",
                    "value": "Rsync maintainers indicate a pull request to remediate the issue has been made and a feature release is forthcoming"
                },
                {
                    "lang": "en",
                    "time": "2025-09-02T04:23:00.000Z",
                    "value": "Rapid7 indicates intention to assign a CVE and perform a coordinated disclosure with the rsync maintainers upon the upcoming feature release"
                },
                {
                    "lang": "en",
                    "time": "2025-09-09T11:18:00.000Z",
                    "value": "Rapid7 provides rsync maintainers a reserved CVE identifier and requests the date for the expected feature release"
                },
                {
                    "lang": "en",
                    "time": "2025-11-11T04:42:00.000Z",
                    "value": "Rapid7 indicates intention to publish the CVE record on November 18, 2025."
                },
                {
                    "lang": "en",
                    "time": "2025-11-18T14:00:00.000Z",
                    "value": "This disclosure"
                }
            ],
            "title": "Rsync: Out of bounds array access via negative index",
            "x_generator": {
                "engine": "Vulnogram 0.5.0"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2025-11-19T16:15:02.998218Z",
                                "id": "CVE-2025-10158",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2025-11-19T16:48:56.591Z"
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        ]
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}