GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2020-29443 (GCVE-0-2020-29443)

Vulnerability from cvelistv5 – Published: 2021-01-22 07:05 – Updated: 2024-08-04 16:55
VLAI
Summary
ide_atapi_cmd_reply_end in hw/ide/atapi.c in QEMU 5.1.0 allows out-of-bounds read access because a buffer index is not validated.
Severity
3.9 (Low)
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:L
CWE
  • n/a
Assigner
References
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T16:55:09.673Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://lists.nongnu.org/archive/html/qemu-devel/2020-11/msg04685.html"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2021/01/18/2"
          },
          {
            "name": "[debian-lts-announce] 20210218 [SECURITY] [DLA 2560-1] qemu security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20210304-0003/"
          },
          {
            "name": "[debian-lts-announce] 20220905 [SECURITY] [DLA 3099-1] qemu security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "ide_atapi_cmd_reply_end in hw/ide/atapi.c in QEMU 5.1.0 allows out-of-bounds read access because a buffer index is not validated."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-09-05T05:06:35.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://lists.nongnu.org/archive/html/qemu-devel/2020-11/msg04685.html"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2021/01/18/2"
        },
        {
          "name": "[debian-lts-announce] 20210218 [SECURITY] [DLA 2560-1] qemu security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://security.netapp.com/advisory/ntap-20210304-0003/"
        },
        {
          "name": "[debian-lts-announce] 20220905 [SECURITY] [DLA 3099-1] qemu security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-29443",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "ide_atapi_cmd_reply_end in hw/ide/atapi.c in QEMU 5.1.0 allows out-of-bounds read access because a buffer index is not validated."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://lists.nongnu.org/archive/html/qemu-devel/2020-11/msg04685.html",
              "refsource": "MISC",
              "url": "https://lists.nongnu.org/archive/html/qemu-devel/2020-11/msg04685.html"
            },
            {
              "name": "http://www.openwall.com/lists/oss-security/2021/01/18/2",
              "refsource": "MISC",
              "url": "http://www.openwall.com/lists/oss-security/2021/01/18/2"
            },
            {
              "name": "[debian-lts-announce] 20210218 [SECURITY] [DLA 2560-1] qemu security update",
              "refsource": "MLIST",
              "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20210304-0003/",
              "refsource": "CONFIRM",
              "url": "https://security.netapp.com/advisory/ntap-20210304-0003/"
            },
            {
              "name": "[debian-lts-announce] 20220905 [SECURITY] [DLA 3099-1] qemu security update",
              "refsource": "MLIST",
              "url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2020-29443",
    "datePublished": "2021-01-22T07:05:46.000Z",
    "dateReserved": "2020-12-01T00:00:00.000Z",
    "dateUpdated": "2024-08-04T16:55:09.673Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2020-29443",
      "date": "2026-09-15",
      "epss": "0.00372",
      "percentile": "0.30706"
    },
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:qemu:qemu:5.1.0:-:*:*:*:*:*:*\", \"matchCriteriaId\": \"764151B1-92A1-4EF4-BD16-030C1A26269C\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"DEECE5FC-CACF-4496-A3E7-164736409252\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"07B237A9-69A3-4A9C-9DA0-4E06BD37AE73\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"ide_atapi_cmd_reply_end in hw/ide/atapi.c in QEMU 5.1.0 allows out-of-bounds read access because a buffer index is not validated.\"}, {\"lang\": \"es\", \"value\": \"La funci\\u00f3n ide_atapi_cmd_reply_end en el archivo hw/ide/atapi.c, en QEMU versi\\u00f3n 5.1.0, permite un acceso de lectura fuera de l\\u00edmites porque un \\u00edndice de b\\u00fafer no est\\u00e1 comprobado\"}]",
      "id": "CVE-2020-29443",
      "lastModified": "2024-11-21T05:24:00.847",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:L\", \"baseScore\": 3.9, \"baseSeverity\": \"LOW\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"HIGH\", \"privilegesRequired\": \"HIGH\", \"userInteraction\": \"NONE\", \"scope\": \"CHANGED\", \"confidentialityImpact\": \"LOW\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"LOW\"}, \"exploitabilityScore\": 0.8, \"impactScore\": 2.7}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:L/AC:M/Au:N/C:P/I:N/A:P\", \"baseScore\": 3.3, \"accessVector\": \"LOCAL\", \"accessComplexity\": \"MEDIUM\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"PARTIAL\"}, \"baseSeverity\": \"LOW\", \"exploitabilityScore\": 3.4, \"impactScore\": 4.9, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
      "published": "2021-01-26T18:15:51.850",
      "references": "[{\"url\": \"http://www.openwall.com/lists/oss-security/2021/01/18/2\", \"source\": \"cve@mitre.org\", \"tags\": [\"Mailing List\", \"Patch\", \"Third Party Advisory\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html\", \"source\": \"cve@mitre.org\", \"tags\": [\"Mailing List\", \"Third Party Advisory\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html\", \"source\": \"cve@mitre.org\", \"tags\": [\"Mailing List\", \"Third Party Advisory\"]}, {\"url\": \"https://lists.nongnu.org/archive/html/qemu-devel/2020-11/msg04685.html\", \"source\": \"cve@mitre.org\", \"tags\": [\"Mailing List\", \"Patch\", \"Third Party Advisory\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20210304-0003/\", \"source\": \"cve@mitre.org\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://www.openwall.com/lists/oss-security/2021/01/18/2\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Mailing List\", \"Patch\", \"Third Party Advisory\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Mailing List\", \"Third Party Advisory\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Mailing List\", \"Third Party Advisory\"]}, {\"url\": \"https://lists.nongnu.org/archive/html/qemu-devel/2020-11/msg04685.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Mailing List\", \"Patch\", \"Third Party Advisory\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20210304-0003/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}]",
      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-125\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2020-29443\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2021-01-26T18:15:51.850\",\"lastModified\":\"2024-11-21T05:24:00.847\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"ide_atapi_cmd_reply_end in hw/ide/atapi.c in QEMU 5.1.0 allows out-of-bounds read access because a buffer index is not validated.\"},{\"lang\":\"es\",\"value\":\"La funci\u00f3n ide_atapi_cmd_reply_end en el archivo hw/ide/atapi.c, en QEMU versi\u00f3n 5.1.0, permite un acceso de lectura fuera de l\u00edmites porque un \u00edndice de b\u00fafer no est\u00e1 comprobado\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:L\",\"baseScore\":3.9,\"baseSeverity\":\"LOW\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":0.8,\"impactScore\":2.7}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:M/Au:N/C:P/I:N/A:P\",\"baseScore\":3.3,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":3.4,\"impactScore\":4.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-125\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:qemu:qemu:5.1.0:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"764151B1-92A1-4EF4-BD16-030C1A26269C\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DEECE5FC-CACF-4496-A3E7-164736409252\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"07B237A9-69A3-4A9C-9DA0-4E06BD37AE73\"}]}]}],\"references\":[{\"url\":\"http://www.openwall.com/lists/oss-security/2021/01/18/2\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\",\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://lists.nongnu.org/archive/html/qemu-devel/2020-11/msg04685.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\",\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20210304-0003/\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.openwall.com/lists/oss-security/2021/01/18/2\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://lists.nongnu.org/archive/html/qemu-devel/2020-11/msg04685.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20210304-0003/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]}]}}",
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-28T06:21:59+00:00",
      "cve": "CVE-2020-29443",
      "id": "CVE-2020-29443",
      "initial_release_date": "2020-11-18T00:00:00+00:00",
      "product_status:fixed": "1824",
      "product_status:known_affected": "23",
      "product_status:known_not_affected": "7",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "QEMU: ide: atapi: OOB access while processing read commands",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-29443.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-08-01T23:32:27Z",
      "cve": "CVE-2020-29443",
      "id": "CVE-2020-29443",
      "initial_release_date": "2023-02-15T03:51:44Z",
      "product_status:known_affected": "388",
      "product_status:known_not_affected": "146",
      "product_status:recommended": "854",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2020-29443",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2020-29443.json",
      "version": "32"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.