CVE-2025-22869 (GCVE-0-2025-22869)
Vulnerability from cvelistv5
Published
2025-02-26 03:07
Modified
2025-04-11 22:03
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
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
Impacted products
Vendor Product Version
golang.org/x/crypto golang.org/x/crypto/ssh Version: 0   ≤
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              "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",
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          "collectionURL": "https://pkg.go.dev",
          "defaultStatus": "unaffected",
          "packageName": "golang.org/x/crypto/ssh",
          "product": "golang.org/x/crypto/ssh",
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              "name": "newHandshakeTransport"
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            {
              "name": "handshakeTransport.recordWriteError"
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            {
              "name": "handshakeTransport.kexLoop"
            },
            {
              "name": "handshakeTransport.writePacket"
            },
            {
              "name": "Client.Dial"
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            {
              "name": "Client.DialContext"
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            {
              "name": "Client.DialTCP"
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            {
              "name": "Client.Listen"
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            {
              "name": "Client.ListenTCP"
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            {
              "name": "Client.ListenUnix"
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            {
              "name": "Client.NewSession"
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            {
              "name": "Dial"
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              "name": "DiscardRequests"
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            {
              "name": "NewClient"
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            {
              "name": "NewClientConn"
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            {
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            {
              "name": "Request.Reply"
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              "name": "Session.Close"
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              "name": "Session.CombinedOutput"
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              "name": "Session.Shell"
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              "name": "Session.Start"
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              "name": "Session.WindowChange"
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            {
              "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"
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            {
              "name": "ecdh.Server"
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              "name": "extChannel.Read"
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            {
              "name": "extChannel.Write"
            },
            {
              "name": "mux.OpenChannel"
            },
            {
              "name": "mux.SendRequest"
            },
            {
              "name": "sessionStdin.Close"
            },
            {
              "name": "sshClientKeyboardInteractive.Challenge"
            },
            {
              "name": "tcpListener.Accept"
            },
            {
              "name": "tcpListener.Close"
            },
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}


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