GSD-2018-10888

Vulnerability from gsd - Updated: 2023-12-13 01:22
Details
A flaw was found in libgit2 before version 0.27.3. A missing check in git_delta_apply function in delta.c file, may lead to an out-of-bound read while reading a binary delta file. An attacker may use this flaw to cause a Denial of Service.
Aliases
Aliases
CVE-2018-10888
To clipboard 

{
  "GSD": {
    "alias": "CVE-2018-10888",
    "description": "A flaw was found in libgit2 before version 0.27.3. A missing check in git_delta_apply function in delta.c file, may lead to an out-of-bound read while reading a binary delta file. An attacker may use this flaw to cause a Denial of Service.",
    "id": "GSD-2018-10888",
    "references": [
      "https://www.suse.com/security/cve/CVE-2018-10888.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-10888"
      ],
      "details": "A flaw was found in libgit2 before version 0.27.3. A missing check in git_delta_apply function in delta.c file, may lead to an out-of-bound read while reading a binary delta file. An attacker may use this flaw to cause a Denial of Service.",
      "id": "GSD-2018-10888",
      "modified": "2023-12-13T01:22:41.308435Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "DATE_PUBLIC": "2018-07-09T00:00:00",
        "ID": "CVE-2018-10888",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "libgit2",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "before version 0.27.3"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "libgit2"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "A flaw was found in libgit2 before version 0.27.3. A missing check in git_delta_apply function in delta.c file, may lead to an out-of-bound read while reading a binary delta file. An attacker may use this flaw to cause a Denial of Service."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-20-\u003eCWE-125"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/libgit2/libgit2/commit/9844d38bed10e9ff17174434b3421b227ae710f3",
            "refsource": "CONFIRM",
            "url": "https://github.com/libgit2/libgit2/commit/9844d38bed10e9ff17174434b3421b227ae710f3"
          },
          {
            "name": "[debian-lts-announce] 20180825 [SECURITY] [DLA 1477-1] libgit2 security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2018/08/msg00024.html"
          },
          {
            "name": "https://github.com/libgit2/libgit2/releases/tag/v0.27.3",
            "refsource": "CONFIRM",
            "url": "https://github.com/libgit2/libgit2/releases/tag/v0.27.3"
          },
          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1598024",
            "refsource": "CONFIRM",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1598024"
          },
          {
            "name": "[debian-lts-announce] 20220321 [SECURITY] [DLA 2936-1] libgit2 security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2022/03/msg00031.html"
          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003c0.27.3",
          "affected_versions": "All versions before 0.27.3",
          "cvss_v2": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "cvss_v3": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-125",
            "CWE-937"
          ],
          "date": "2019-10-09",
          "description": " A flaw was found in libgit2 which is wrapped by the rugged gem. A missing check\nin git_delta_apply function in `delta.c` file, may lead to an out-of-bound read while reading a binary delta file. An attacker may use this flaw to cause a Denial of Service.",
          "fixed_versions": [
            "0.27.4"
          ],
          "identifier": "CVE-2018-10888",
          "identifiers": [
            "CVE-2018-10888"
          ],
          "not_impacted": "All versions starting from 0.27.3",
          "package_slug": "gem/rugged",
          "pubdate": "2018-07-10",
          "solution": "Upgrade to version 0.27.4 or above.",
          "title": "Out-of-bounds Read",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2018-10888",
            "https://bugzilla.redhat.com/show_bug.cgi?id=1598024"
          ],
          "uuid": "3747c37e-f61d-44d7-a4e7-7a3b9cf453f9"
        },
        {
          "affected_range": "\u003c0.27.3",
          "affected_versions": "All versions before 0.27.3",
          "cvss_v2": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "cvss_v3": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-125",
            "CWE-937"
          ],
          "date": "2019-10-09",
          "description": "The library libgit2, which is used by pygit2, contains an out-of-bound read vulnerability that can lead to a Denial of Service.",
          "fixed_versions": [
            "0.27.3"
          ],
          "identifier": "CVE-2018-10888",
          "identifiers": [
            "CVE-2018-10888"
          ],
          "not_impacted": "All versions starting from 0.27.3",
          "package_slug": "pypi/pygit2",
          "pubdate": "2018-07-10",
          "solution": "Upgrade to version 0.27.3 or above.",
          "title": "Out-of-bounds Read",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2018-10888",
            "https://bugzilla.redhat.com/show_bug.cgi?id=1598024"
          ],
          "uuid": "78065d5b-c177-4bb2-986e-6a13c4ac77f5"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:libgit2:libgit2:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "0.27.3",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2018-10888"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "A flaw was found in libgit2 before version 0.27.3. A missing check in git_delta_apply function in delta.c file, may lead to an out-of-bound read while reading a binary delta file. An attacker may use this flaw to cause a Denial of Service."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-125"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/libgit2/libgit2/releases/tag/v0.27.3",
              "refsource": "CONFIRM",
              "tags": [
                "Patch",
                "Release Notes",
                "Third Party Advisory"
              ],
              "url": "https://github.com/libgit2/libgit2/releases/tag/v0.27.3"
            },
            {
              "name": "https://github.com/libgit2/libgit2/commit/9844d38bed10e9ff17174434b3421b227ae710f3",
              "refsource": "CONFIRM",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/libgit2/libgit2/commit/9844d38bed10e9ff17174434b3421b227ae710f3"
            },
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1598024",
              "refsource": "CONFIRM",
              "tags": [
                "Issue Tracking",
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1598024"
            },
            {
              "name": "[debian-lts-announce] 20180825 [SECURITY] [DLA 1477-1] libgit2 security update",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.debian.org/debian-lts-announce/2018/08/msg00024.html"
            },
            {
              "name": "[debian-lts-announce] 20220321 [SECURITY] [DLA 2936-1] libgit2 security update",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.debian.org/debian-lts-announce/2022/03/msg00031.html"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 4.3,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2022-04-19T16:09Z",
      "publishedDate": "2018-07-10T14:29Z"
    }
  }
}



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.



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.