Vulnerability-Lookup

CNVD-2021-37660

Vulnerability from cnvd - Published: 2021-05-28

Title

Libwebp未初始化变量使用漏洞

Description

Libwebp是一个WebP图像格式的编码和解码库。 Libwebp 1.0.1之前的版本存在安全漏洞。该漏洞源于ReadSymbol函数中使用了一个单独的变量。攻击者可利用漏洞威胁数据机密性和完整性以及系统可用性。

Severity

高

Patch Name

Libwebp未初始化变量使用漏洞的补丁

Patch Description

Libwebp是一个WebP图像格式的编码和解码库。 Libwebp 1.0.1之前的版本存在安全漏洞。该漏洞源于ReadSymbol函数中使用了一个单独的变量。攻击者可利用漏洞威胁数据机密性和完整性以及系统可用性。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://bugzilla.redhat.com/show_bug.cgi?id=1956927

Reference

https://nvd.nist.gov/vuln/detail/CVE-2018-25014

Impacted products

Name
Libwebp Libwebp <1.0.1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-25014",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2018-25014"
    }
  },
  "description": "Libwebp\u662f\u4e00\u4e2aWebP\u56fe\u50cf\u683c\u5f0f\u7684\u7f16\u7801\u548c\u89e3\u7801\u5e93\u3002\n\nLibwebp 1.0.1\u4e4b\u524d\u7684\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8eReadSymbol\u51fd\u6570\u4e2d\u4f7f\u7528\u4e86\u4e00\u4e2a\u5355\u72ec\u7684\u53d8\u91cf\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5a01\u80c1\u6570\u636e\u673a\u5bc6\u6027\u548c\u5b8c\u6574\u6027\u4ee5\u53ca\u7cfb\u7edf\u53ef\u7528\u6027\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://bugzilla.redhat.com/show_bug.cgi?id=1956927",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-37660",
  "openTime": "2021-05-28",
  "patchDescription": "Libwebp\u662f\u4e00\u4e2aWebP\u56fe\u50cf\u683c\u5f0f\u7684\u7f16\u7801\u548c\u89e3\u7801\u5e93\u3002\r\n\r\nLibwebp 1.0.1\u4e4b\u524d\u7684\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8eReadSymbol\u51fd\u6570\u4e2d\u4f7f\u7528\u4e86\u4e00\u4e2a\u5355\u72ec\u7684\u53d8\u91cf\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5a01\u80c1\u6570\u636e\u673a\u5bc6\u6027\u548c\u5b8c\u6574\u6027\u4ee5\u53ca\u7cfb\u7edf\u53ef\u7528\u6027\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Libwebp\u672a\u521d\u59cb\u5316\u53d8\u91cf\u4f7f\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Libwebp Libwebp \u003c1.0.1"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-25014",
  "serverity": "\u9ad8",
  "submitTime": "2021-05-24",
  "title": "Libwebp\u672a\u521d\u59cb\u5316\u53d8\u91cf\u4f7f\u7528\u6f0f\u6d1e"
}

CVE-2018-25014 (GCVE-0-2018-25014)

Vulnerability from cvelistv5 – Published: 2021-05-21 16:27 – Updated: 2024-08-05 12:26

Summary

A use of uninitialized value was found in libwebp in versions before 1.0.1 in ReadSymbol().

Severity

No CVSS data available.

CWE

CWE-908

Assigner

redhat redhat root

References

3 references

URL	Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1956927	x_refsource_MISC
https://bugs.chromium.org/p/oss-fuzz/issues/detai…	x_refsource_MISC
https://chromium.googlesource.com/webm/libwebp/+l…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	libwebp	Affected: libwebp 1.0.1

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T12:26:39.521Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1956927"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9496"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://chromium.googlesource.com/webm/libwebp/+log/78ad57a36ad69a9c22874b182d49d64125c380f2..907208f97ead639bd52"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "libwebp",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "libwebp 1.0.1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A use of uninitialized value was found in libwebp in versions before 1.0.1 in ReadSymbol()."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-908",
              "description": "CWE-908",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-08-05T15:23:22.000Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1956927"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9496"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://chromium.googlesource.com/webm/libwebp/+log/78ad57a36ad69a9c22874b182d49d64125c380f2..907208f97ead639bd52"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2018-25014",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "libwebp",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "libwebp 1.0.1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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              "lang": "eng",
              "value": "A use of uninitialized value was found in libwebp in versions before 1.0.1 in ReadSymbol()."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-908"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1956927",
              "refsource": "MISC",
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1956927"
            },
            {
              "name": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9496",
              "refsource": "MISC",
              "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9496"
            },
            {
              "name": "https://chromium.googlesource.com/webm/libwebp/+log/78ad57a36ad69a9c22874b182d49d64125c380f2..907208f97ead639bd52",
              "refsource": "MISC",
              "url": "https://chromium.googlesource.com/webm/libwebp/+log/78ad57a36ad69a9c22874b182d49d64125c380f2..907208f97ead639bd52"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2018-25014",
    "datePublished": "2021-05-21T16:27:57.000Z",
    "dateReserved": "2021-05-04T00:00:00.000Z",
    "dateUpdated": "2024-08-05T12:26:39.521Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.