CVE-2023-2975
Vulnerability from cvelistv5
Published
2023-07-14 11:16
Modified
2024-10-14 14:55
Severity ?
Summary
AES-SIV implementation ignores empty associated data entries
Impacted products
OpenSSLOpenSSL
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T06:41:04.070Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "OpenSSL Advisory",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.openssl.org/news/secadv/20230714.txt"
          },
          {
            "name": "3.1.2 git commit",
            "tags": [
              "patch",
              "x_transferred"
            ],
            "url": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=6a83f0c958811f07e0d11dfc6b5a6a98edfd5bdc"
          },
          {
            "name": "3.0.10 git commit",
            "tags": [
              "patch",
              "x_transferred"
            ],
            "url": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=00e2f5eea29994d19293ec4e8c8775ba73678598"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2023/07/15/1"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2023/07/19/5"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20230725-0004/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202402-08"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "OpenSSL",
          "vendor": "OpenSSL",
          "versions": [
            {
              "lessThan": "3.1.2",
              "status": "affected",
              "version": "3.1.0",
              "versionType": "semver"
            },
            {
              "lessThan": "3.0.10",
              "status": "affected",
              "version": "3.0.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "user": "00000000-0000-4000-9000-000000000000",
          "value": "Juerg Wullschleger (Google)"
        },
        {
          "lang": "en",
          "type": "remediation developer",
          "user": "00000000-0000-4000-9000-000000000000",
          "value": "Tomas Mraz"
        }
      ],
      "datePublic": "2023-07-07T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Issue summary: The AES-SIV cipher implementation contains a bug that causes\u003cbr\u003eit to ignore empty associated data entries which are unauthenticated as\u003cbr\u003ea consequence.\u003cbr\u003e\u003cbr\u003eImpact summary: Applications that use the AES-SIV algorithm and want to\u003cbr\u003eauthenticate empty data entries as associated data can be misled by removing,\u003cbr\u003eadding or reordering such empty entries as these are ignored by the OpenSSL\u003cbr\u003eimplementation. We are currently unaware of any such applications.\u003cbr\u003e\u003cbr\u003eThe AES-SIV algorithm allows for authentication of multiple associated\u003cbr\u003edata entries along with the encryption. To authenticate empty data the\u003cbr\u003eapplication has to call EVP_EncryptUpdate() (or EVP_CipherUpdate()) with\u003cbr\u003eNULL pointer as the output buffer and 0 as the input buffer length.\u003cbr\u003eThe AES-SIV implementation in OpenSSL just returns success for such a call\u003cbr\u003einstead of performing the associated data authentication operation.\u003cbr\u003eThe empty data thus will not be authenticated.\u003cbr\u003e\u003cbr\u003eAs this issue does not affect non-empty associated data authentication and\u003cbr\u003ewe expect it to be rare for an application to use empty associated data\u003cbr\u003eentries this is qualified as Low severity issue."
            }
          ],
          "value": "Issue summary: The AES-SIV cipher implementation contains a bug that causes\nit to ignore empty associated data entries which are unauthenticated as\na consequence.\n\nImpact summary: Applications that use the AES-SIV algorithm and want to\nauthenticate empty data entries as associated data can be misled by removing,\nadding or reordering such empty entries as these are ignored by the OpenSSL\nimplementation. We are currently unaware of any such applications.\n\nThe AES-SIV algorithm allows for authentication of multiple associated\ndata entries along with the encryption. To authenticate empty data the\napplication has to call EVP_EncryptUpdate() (or EVP_CipherUpdate()) with\nNULL pointer as the output buffer and 0 as the input buffer length.\nThe AES-SIV implementation in OpenSSL just returns success for such a call\ninstead of performing the associated data authentication operation.\nThe empty data thus will not be authenticated.\n\nAs this issue does not affect non-empty associated data authentication and\nwe expect it to be rare for an application to use empty associated data\nentries this is qualified as Low severity issue."
        }
      ],
      "metrics": [
        {
          "format": "other",
          "other": {
            "content": {
              "text": "Low"
            },
            "type": "https://www.openssl.org/policies/secpolicy.html"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-354",
              "description": "CWE-354 Improper Validation of Integrity Check Value",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-10-14T14:55:45.748Z",
        "orgId": "3a12439a-ef3a-4c79-92e6-6081a721f1e5",
        "shortName": "openssl"
      },
      "references": [
        {
          "name": "OpenSSL Advisory",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.openssl.org/news/secadv/20230714.txt"
        },
        {
          "name": "3.1.2 git commit",
          "tags": [
            "patch"
          ],
          "url": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=6a83f0c958811f07e0d11dfc6b5a6a98edfd5bdc"
        },
        {
          "name": "3.0.10 git commit",
          "tags": [
            "patch"
          ],
          "url": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=00e2f5eea29994d19293ec4e8c8775ba73678598"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "AES-SIV implementation ignores empty associated data entries",
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "3a12439a-ef3a-4c79-92e6-6081a721f1e5",
    "assignerShortName": "openssl",
    "cveId": "CVE-2023-2975",
    "datePublished": "2023-07-14T11:16:25.151Z",
    "dateReserved": "2023-05-30T10:29:34.539Z",
    "dateUpdated": "2024-10-14T14:55:45.748Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2023-2975\",\"sourceIdentifier\":\"openssl-security@openssl.org\",\"published\":\"2023-07-14T12:15:09.023\",\"lastModified\":\"2024-10-14T15:15:11.457\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Issue summary: The AES-SIV cipher implementation contains a bug that causes\\nit to ignore empty associated data entries which are unauthenticated as\\na consequence.\\n\\nImpact summary: Applications that use the AES-SIV algorithm and want to\\nauthenticate empty data entries as associated data can be misled by removing,\\nadding or reordering such empty entries as these are ignored by the OpenSSL\\nimplementation. We are currently unaware of any such applications.\\n\\nThe AES-SIV algorithm allows for authentication of multiple associated\\ndata entries along with the encryption. To authenticate empty data the\\napplication has to call EVP_EncryptUpdate() (or EVP_CipherUpdate()) with\\nNULL pointer as the output buffer and 0 as the input buffer length.\\nThe AES-SIV implementation in OpenSSL just returns success for such a call\\ninstead of performing the associated data authentication operation.\\nThe empty data thus will not be authenticated.\\n\\nAs this issue does not affect non-empty associated data authentication and\\nwe expect it to be rare for an application to use empty associated data\\nentries this is qualified as Low severity issue.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\",\"baseScore\":5.3,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":3.9,\"impactScore\":1.4}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-287\"}]},{\"source\":\"openssl-security@openssl.org\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-354\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.0.0\",\"versionEndIncluding\":\"3.0.9\",\"matchCriteriaId\":\"45FCBAF4-984A-4A86-ACE3-44AA47BD1A49\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.1.0\",\"versionEndIncluding\":\"3.1.1\",\"matchCriteriaId\":\"2B459D2F-ABCF-4C74-ABB6-01F8C836E348\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:netapp:management_services_for_element_software_and_netapp_hci:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FDAC85F0-93AF-4BE3-AE1A-8ADAF1CDF9AB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E7CF3019-975D-40BB-A8A4-894E62BD3797\"}]}]}],\"references\":[{\"url\":\"https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=00e2f5eea29994d19293ec4e8c8775ba73678598\",\"source\":\"openssl-security@openssl.org\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=6a83f0c958811f07e0d11dfc6b5a6a98edfd5bdc\",\"source\":\"openssl-security@openssl.org\",\"tags\":[\"Patch\"]},{\"url\":\"https://www.openssl.org/news/secadv/20230714.txt\",\"source\":\"openssl-security@openssl.org\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading...

Loading...

Loading...

Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.