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spice-vdagent — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2020-25651

A flaw was found in the SPICE file transfer protocol. File data from the host system can end up in full or in parts in the client connection of an illegitimate local user in the VM system. Active file transfers from other users could also be interrupted, resulting in a denial of service. The highest threat from this vulnerability is to data confidentiality as well as system availability. This flaw affects spice-vdagent versions 0.20 and prior.

Products
spice-vdagent
Affected versions
Not specified
Fixed versions
0.20.0-2
CVEs
CVE-2020-25651
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 12:50 UTC · Revision 1

Source evidence

DEBIAN-CVE-2020-25651

core-osv · Original source

Published 26 Nov 2020, 02:15 UTC

A flaw was found in the SPICE file transfer protocol. File data from the host system can end up in full or in parts in the client connection of an illegitimate local user in the VM system. Active file transfers from other users could also be interrupted, resulting in a denial of service. The highest threat from this vulnerability is to data confidentiality as well as system availability. This flaw affects spice-vdagent versions 0.20 and prior.

osv:DEBIAN-CVE-2020-25651

spice-vdagent

Fixed versions: 0.20.0-2

spice-vdagent

Fixed versions: 0.20.0-2

spice-vdagent

Fixed versions: 0.20.0-2

Complete source record
{
  "id": "ba00f23bee7640b99e3c30f45be8914bfca712b70113ad9c7ae00f19d1257416",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2020-25651",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2020-25651",
    "summary": "A flaw was found in the SPICE file transfer protocol. File data from the host system can end up in full or in parts in the client connection of an illegitimate local user in the VM system. Active file transfers from other users could also be interrupted, resulting in a denial of service. The highest threat from this vulnerability is to data confidentiality as well as system availability. This flaw affects spice-vdagent versions 0.20 and prior.",
    "evidence": "osv:DEBIAN-CVE-2020-25651",
    "products": [
      {
        "name": {
          "value": "spice-vdagent",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0.20.0-2",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "spice-vdagent",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0.20.0-2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "spice-vdagent",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0.20.0-2",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "DEBIAN-CVE-2020-25651",
      "aliases": [
        "DEBIAN-CVE-2020-25651"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:L"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "0.20.0-2"
                }
              ]
            }
          ],
          "package": {
            "name": "spice-vdagent",
            "purl": "pkg:deb/debian/spice-vdagent?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-25651.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "0.20.0-2"
                }
              ]
            }
          ],
          "package": {
            "name": "spice-vdagent",
            "purl": "pkg:deb/debian/spice-vdagent?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-25651.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "0.20.0-2"
                }
              ]
            }
          ],
          "package": {
            "name": "spice-vdagent",
            "purl": "pkg:deb/debian/spice-vdagent?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-25651.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-26T12:01:02.797928821Z",
      "provider": "osv",
      "upstream": [
        "CVE-2020-25651"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2020-25651"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2020-25651",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 451440,
  "published_at": "2020-11-26T02:15:11.743+00:00"
}