gsd-2023-6004
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
A flaw was found in libssh. By utilizing the ProxyCommand or ProxyJump feature, users can exploit unchecked hostname syntax on the client. This issue may allow an attacker to inject malicious code into the command of the features mentioned through the hostname parameter.
Aliases
Aliases
CVE-2023-6004


To clipboard 

{
   GSD: {
      alias: "CVE-2023-6004",
      id: "GSD-2023-6004",
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         aliases: [
            "CVE-2023-6004",
         ],
         details: "A flaw was found in libssh. By utilizing the ProxyCommand or ProxyJump feature, users can exploit unchecked hostname syntax on the client. This issue may allow an attacker to inject malicious code into the command of the features mentioned through the hostname parameter.",
         id: "GSD-2023-6004",
         modified: "2023-12-13T01:20:32.911945Z",
         schema_version: "1.4.0",
      },
   },
   namespaces: {
      "cve.org": {
         CVE_data_meta: {
            ASSIGNER: "secalert@redhat.com",
            ID: "CVE-2023-6004",
            STATE: "PUBLIC",
         },
         affects: {
            vendor: {
               vendor_data: [
                  {
                     product: {
                        product_data: [
                           {
                              product_name: "Red Hat Enterprise Linux 7",
                              version: {
                                 version_data: [
                                    {
                                       version_value: "not down converted",
                                       x_cve_json_5_version_data: {
                                          defaultStatus: "unknown",
                                       },
                                    },
                                 ],
                              },
                           },
                           {
                              product_name: "Red Hat Enterprise Linux 8",
                              version: {
                                 version_data: [
                                    {
                                       version_value: "not down converted",
                                       x_cve_json_5_version_data: {
                                          defaultStatus: "affected",
                                       },
                                    },
                                 ],
                              },
                           },
                           {
                              product_name: "Red Hat Enterprise Linux 9",
                              version: {
                                 version_data: [
                                    {
                                       version_value: "not down converted",
                                       x_cve_json_5_version_data: {
                                          defaultStatus: "affected",
                                       },
                                    },
                                 ],
                              },
                           },
                        ],
                     },
                     vendor_name: "Red Hat",
                  },
               ],
            },
         },
         credits: [
            {
               lang: "en",
               value: "Red Hat would like to thank Norbert Pocs (libssh) and vinci@protonmail.ch for reporting this issue.",
            },
         ],
         data_format: "MITRE",
         data_type: "CVE",
         data_version: "4.0",
         description: {
            description_data: [
               {
                  lang: "eng",
                  value: "A flaw was found in libssh. By utilizing the ProxyCommand or ProxyJump feature, users can exploit unchecked hostname syntax on the client. This issue may allow an attacker to inject malicious code into the command of the features mentioned through the hostname parameter.",
               },
            ],
         },
         impact: {
            cvss: [
               {
                  attackComplexity: "LOW",
                  attackVector: "LOCAL",
                  availabilityImpact: "LOW",
                  baseScore: 4.8,
                  baseSeverity: "MEDIUM",
                  confidentialityImpact: "LOW",
                  integrityImpact: "LOW",
                  privilegesRequired: "LOW",
                  scope: "UNCHANGED",
                  userInteraction: "REQUIRED",
                  vectorString: "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L",
                  version: "3.1",
               },
            ],
         },
         problemtype: {
            problemtype_data: [
               {
                  description: [
                     {
                        cweId: "CWE-74",
                        lang: "eng",
                        value: "Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')",
                     },
                  ],
               },
            ],
         },
         references: {
            reference_data: [
               {
                  name: "https://access.redhat.com/security/cve/CVE-2023-6004",
                  refsource: "MISC",
                  url: "https://access.redhat.com/security/cve/CVE-2023-6004",
               },
               {
                  name: "https://bugzilla.redhat.com/show_bug.cgi?id=2251110",
                  refsource: "MISC",
                  url: "https://bugzilla.redhat.com/show_bug.cgi?id=2251110",
               },
               {
                  name: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LZQVUHWVWRH73YBXUQJOD6CKHDQBU3DM/",
                  refsource: "MISC",
                  url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LZQVUHWVWRH73YBXUQJOD6CKHDQBU3DM/",
               },
               {
                  name: "https://security.netapp.com/advisory/ntap-20240223-0004/",
                  refsource: "MISC",
                  url: "https://security.netapp.com/advisory/ntap-20240223-0004/",
               },
               {
                  name: "https://www.libssh.org/security/advisories/CVE-2023-6004.txt",
                  refsource: "MISC",
                  url: "https://www.libssh.org/security/advisories/CVE-2023-6004.txt",
               },
            ],
         },
         work_around: [
            {
               lang: "en",
               value: "Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.",
            },
         ],
      },
      "nvd.nist.gov": {
         cve: {
            configurations: [
               {
                  nodes: [
                     {
                        cpeMatch: [
                           {
                              criteria: "cpe:2.3:a:libssh:libssh:*:*:*:*:*:*:*:*",
                              matchCriteriaId: "CCC06989-1635-446A-B017-0D938580165B",
                              versionEndExcluding: "0.9.8",
                              versionStartIncluding: "0.8.0",
                              vulnerable: true,
                           },
                           {
                              criteria: "cpe:2.3:a:libssh:libssh:*:*:*:*:*:*:*:*",
                              matchCriteriaId: "BCB546AC-788C-422E-B6BD-756BF39BD0F5",
                              versionEndExcluding: "0.10.6",
                              versionStartIncluding: "0.10.0",
                              vulnerable: true,
                           },
                        ],
                        negate: false,
                        operator: "OR",
                     },
                  ],
               },
               {
                  nodes: [
                     {
                        cpeMatch: [
                           {
                              criteria: "cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*",
                              matchCriteriaId: "CC559B26-5DFC-4B7A-A27C-B77DE755DFF9",
                              vulnerable: true,
                           },
                           {
                              criteria: "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*",
                              matchCriteriaId: "F4CFF558-3C47-480D-A2F0-BABF26042943",
                              vulnerable: true,
                           },
                           {
                              criteria: "cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*",
                              matchCriteriaId: "7F6FB57C-2BC7-487C-96DD-132683AEB35D",
                              vulnerable: true,
                           },
                        ],
                        negate: false,
                        operator: "OR",
                     },
                  ],
               },
            ],
            descriptions: [
               {
                  lang: "en",
                  value: "A flaw was found in libssh. By utilizing the ProxyCommand or ProxyJump feature, users can exploit unchecked hostname syntax on the client. This issue may allow an attacker to inject malicious code into the command of the features mentioned through the hostname parameter.",
               },
               {
                  lang: "es",
                  value: "Se encontró una falla en libssh. Al utilizar la función ProxyCommand o ProxyJump, los usuarios pueden explotar la sintaxis del hostname no verificada en el cliente. Este problema puede permitir que un atacante inyecte código malicioso en el comando de las funciones mencionadas a través del parámetro de hostname.",
               },
            ],
            id: "CVE-2023-6004",
            lastModified: "2024-02-23T16:15:46.433",
            metrics: {
               cvssMetricV31: [
                  {
                     cvssData: {
                        attackComplexity: "LOW",
                        attackVector: "LOCAL",
                        availabilityImpact: "LOW",
                        baseScore: 4.8,
                        baseSeverity: "MEDIUM",
                        confidentialityImpact: "LOW",
                        integrityImpact: "LOW",
                        privilegesRequired: "LOW",
                        scope: "UNCHANGED",
                        userInteraction: "REQUIRED",
                        vectorString: "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L",
                        version: "3.1",
                     },
                     exploitabilityScore: 1.3,
                     impactScore: 3.4,
                     source: "nvd@nist.gov",
                     type: "Primary",
                  },
                  {
                     cvssData: {
                        attackComplexity: "LOW",
                        attackVector: "LOCAL",
                        availabilityImpact: "LOW",
                        baseScore: 4.8,
                        baseSeverity: "MEDIUM",
                        confidentialityImpact: "LOW",
                        integrityImpact: "LOW",
                        privilegesRequired: "LOW",
                        scope: "UNCHANGED",
                        userInteraction: "REQUIRED",
                        vectorString: "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L",
                        version: "3.1",
                     },
                     exploitabilityScore: 1.3,
                     impactScore: 3.4,
                     source: "secalert@redhat.com",
                     type: "Secondary",
                  },
               ],
            },
            published: "2024-01-03T17:15:11.623",
            references: [
               {
                  source: "secalert@redhat.com",
                  tags: [
                     "Vendor Advisory",
                  ],
                  url: "https://access.redhat.com/security/cve/CVE-2023-6004",
               },
               {
                  source: "secalert@redhat.com",
                  tags: [
                     "Issue Tracking",
                  ],
                  url: "https://bugzilla.redhat.com/show_bug.cgi?id=2251110",
               },
               {
                  source: "secalert@redhat.com",
                  tags: [
                     "Mailing List",
                     "Vendor Advisory",
                  ],
                  url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LZQVUHWVWRH73YBXUQJOD6CKHDQBU3DM/",
               },
               {
                  source: "secalert@redhat.com",
                  url: "https://security.netapp.com/advisory/ntap-20240223-0004/",
               },
               {
                  source: "secalert@redhat.com",
                  tags: [
                     "Mailing List",
                  ],
                  url: "https://www.libssh.org/security/advisories/CVE-2023-6004.txt",
               },
            ],
            sourceIdentifier: "secalert@redhat.com",
            vulnStatus: "Modified",
            weaknesses: [
               {
                  description: [
                     {
                        lang: "en",
                        value: "CWE-74",
                     },
                  ],
                  source: "nvd@nist.gov",
                  type: "Primary",
               },
               {
                  description: [
                     {
                        lang: "en",
                        value: "CWE-74",
                     },
                  ],
                  source: "secalert@redhat.com",
                  type: "Secondary",
               },
            ],
         },
      },
   },
}


Log in or create an account to share your comment.

Security Advisory comment format.

This schema specifies the format of a comment related to a security advisory.

UUIDv4 of the comment
UUIDv4 of the Vulnerability-Lookup instance
When the comment was created originally
When the comment was last updated
Title of the comment
Description of the comment
The identifier of the vulnerability (CVE ID, GHSA-ID, PYSEC ID, etc.).



Tags
Taxonomy of the tags.




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.