FKIE_CVE-2025-22869
Vulnerability from fkie_nvd - Published: 2025-02-26 08:14 - Updated: 2026-06-17 08:50
Severity
Summary
SSH servers which implement file transfer protocols are vulnerable to a denial of service attack from clients which complete the key exchange slowly, or not at all, causing pending content to be read into memory, but never transmitted.
References
| URL | Tags | ||
|---|---|---|---|
| security@golang.org | https://go.dev/cl/652135 | Patch | |
| security@golang.org | https://go.dev/issue/71931 | Issue Tracking, Patch | |
| security@golang.org | https://pkg.go.dev/vuln/GO-2025-3487 | Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://security.netapp.com/advisory/ntap-20250411-0010/ | Third Party Advisory |
{
"affected": [
{
"affectedData": [
{
"collectionURL": "https://pkg.go.dev",
"defaultStatus": "unaffected",
"packageName": "golang.org/x/crypto/ssh",
"product": "golang.org/x/crypto/ssh",
"programRoutines": [
{
"name": "newHandshakeTransport"
},
{
"name": "handshakeTransport.recordWriteError"
},
{
"name": "handshakeTransport.kexLoop"
},
{
"name": "handshakeTransport.writePacket"
},
{
"name": "Client.Dial"
},
{
"name": "Client.DialContext"
},
{
"name": "Client.DialTCP"
},
{
"name": "Client.Listen"
},
{
"name": "Client.ListenTCP"
},
{
"name": "Client.ListenUnix"
},
{
"name": "Client.NewSession"
},
{
"name": "Dial"
},
{
"name": "DiscardRequests"
},
{
"name": "NewClient"
},
{
"name": "NewClientConn"
},
{
"name": "NewServerConn"
},
{
"name": "Request.Reply"
},
{
"name": "Session.Close"
},
{
"name": "Session.CombinedOutput"
},
{
"name": "Session.Output"
},
{
"name": "Session.RequestPty"
},
{
"name": "Session.RequestSubsystem"
},
{
"name": "Session.Run"
},
{
"name": "Session.SendRequest"
},
{
"name": "Session.Setenv"
},
{
"name": "Session.Shell"
},
{
"name": "Session.Signal"
},
{
"name": "Session.Start"
},
{
"name": "Session.WindowChange"
},
{
"name": "channel.Accept"
},
{
"name": "channel.Close"
},
{
"name": "channel.CloseWrite"
},
{
"name": "channel.Read"
},
{
"name": "channel.ReadExtended"
},
{
"name": "channel.Reject"
},
{
"name": "channel.SendRequest"
},
{
"name": "channel.Write"
},
{
"name": "channel.WriteExtended"
},
{
"name": "connection.SendAuthBanner"
},
{
"name": "curve25519sha256.Client"
},
{
"name": "curve25519sha256.Server"
},
{
"name": "dhGEXSHA.Client"
},
{
"name": "dhGEXSHA.Server"
},
{
"name": "dhGroup.Client"
},
{
"name": "dhGroup.Server"
},
{
"name": "ecdh.Client"
},
{
"name": "ecdh.Server"
},
{
"name": "extChannel.Read"
},
{
"name": "extChannel.Write"
},
{
"name": "mux.OpenChannel"
},
{
"name": "mux.SendRequest"
},
{
"name": "sessionStdin.Close"
},
{
"name": "sshClientKeyboardInteractive.Challenge"
},
{
"name": "tcpListener.Accept"
},
{
"name": "tcpListener.Close"
},
{
"name": "unixListener.Accept"
},
{
"name": "unixListener.Close"
}
],
"vendor": "golang.org/x/crypto",
"versions": [
{
"lessThan": "0.35.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"source": "security@golang.org"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:go:ssh:*:*:*:*:*:go:*:*",
"matchCriteriaId": "311D718D-7E78-4EFC-A3B6-0D20C28956C9",
"versionEndExcluding": "0.35.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "SSH servers which implement file transfer protocols are vulnerable to a denial of service attack from clients which complete the key exchange slowly, or not at all, causing pending content to be read into memory, but never transmitted."
},
{
"lang": "es",
"value": "Los servidores SSH que implementan protocolos de transferencia de archivos son vulnerables a un ataque de denegaci\u00f3n de servicio por parte de clientes que completan el intercambio de claves lentamente o no lo completan en absoluto, lo que provoca que el contenido pendiente se lea en la memoria, pero nunca se transmita."
}
],
"id": "CVE-2025-22869",
"lastModified": "2026-06-17T08:50:40.113",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6,
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2025-22869",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-02-26T14:57:07.968721Z",
"version": "2.0.3"
}
}
]
},
"published": "2025-02-26T08:14:24.997",
"references": [
{
"source": "security@golang.org",
"tags": [
"Patch"
],
"url": "https://go.dev/cl/652135"
},
{
"source": "security@golang.org",
"tags": [
"Issue Tracking",
"Patch"
],
"url": "https://go.dev/issue/71931"
},
{
"source": "security@golang.org",
"tags": [
"Vendor Advisory"
],
"url": "https://pkg.go.dev/vuln/GO-2025-3487"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://security.netapp.com/advisory/ntap-20250411-0010/"
}
],
"sourceIdentifier": "security@golang.org",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-770"
}
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary"
}
]
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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.
Loading…
Loading…