Vulnerability-Lookup

CNVD-2021-54034

Vulnerability from cnvd - Published: 2021-07-23

Title

Pillow存在未明漏洞（CNVD-2021-54034）

Description

Pillow是一款基于Python的图像处理库。 Pillow 8.1.1版本之前存在安全漏洞，攻击者可利用该漏洞通过精心制作的PDF文件进行正则表达式 DoS (ReDoS) 攻击。

Severity

中

Patch Name

Pillow存在未明漏洞（CNVD-2021-54034）的补丁

Patch Description

Pillow是一款基于Python的图像处理库。 Pillow 8.1.1版本之前存在安全漏洞，攻击者可利用该漏洞通过精心制作的PDF文件进行正则表达式 DoS (ReDoS) 攻击。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

厂商已发布了漏洞修复程序，请及时关注更新： https://ubuntu.com/security/notices/USN-4763-1

Reference

https://www.auscert.org.au/bulletins/ESB-2021.0887

Impacted products

Name
Pillow Pillow <8.1.1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-25292",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-25292"
    }
  },
  "description": "Pillow\u662f\u4e00\u6b3e\u57fa\u4e8ePython\u7684\u56fe\u50cf\u5904\u7406\u5e93\u3002\n\nPillow 8.1.1\u7248\u672c\u4e4b\u524d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u7cbe\u5fc3\u5236\u4f5c\u7684PDF\u6587\u4ef6\u8fdb\u884c\u6b63\u5219\u8868\u8fbe\u5f0f DoS (ReDoS) \u653b\u51fb\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://ubuntu.com/security/notices/USN-4763-1",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-54034",
  "openTime": "2021-07-23",
  "patchDescription": "Pillow\u662f\u4e00\u6b3e\u57fa\u4e8ePython\u7684\u56fe\u50cf\u5904\u7406\u5e93\u3002\r\n\r\nPillow 8.1.1\u7248\u672c\u4e4b\u524d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u7cbe\u5fc3\u5236\u4f5c\u7684PDF\u6587\u4ef6\u8fdb\u884c\u6b63\u5219\u8868\u8fbe\u5f0f DoS (ReDoS) \u653b\u51fb\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": "Pillow\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-54034\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Pillow Pillow \u003c8.1.1"
  },
  "referenceLink": "https://www.auscert.org.au/bulletins/ESB-2021.0887",
  "serverity": "\u4e2d",
  "submitTime": "2021-03-15",
  "title": "Pillow\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-54034\uff09"
}

CVE-2021-25292 (GCVE-0-2021-25292)

Vulnerability from cvelistv5 – Published: 2021-03-19 03:30 – Updated: 2024-08-03 19:56

Summary

An issue was discovered in Pillow before 8.1.1. The PDF parser allows a regular expression DoS (ReDoS) attack via a crafted PDF file because of a catastrophic backtracking regex.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://pillow.readthedocs.io/en/stable/releaseno…	x_refsource_MISC
https://security.gentoo.org/glsa/202107-33	vendor-advisoryx_refsource_GENTOO

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T19:56:11.180Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://pillow.readthedocs.io/en/stable/releasenotes/8.1.1.html"
          },
          {
            "name": "GLSA-202107-33",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202107-33"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in Pillow before 8.1.1. The PDF parser allows a regular expression DoS (ReDoS) attack via a crafted PDF file because of a catastrophic backtracking regex."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-07-15T06:06:49.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://pillow.readthedocs.io/en/stable/releasenotes/8.1.1.html"
        },
        {
          "name": "GLSA-202107-33",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/202107-33"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-25292",
          "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": "An issue was discovered in Pillow before 8.1.1. The PDF parser allows a regular expression DoS (ReDoS) attack via a crafted PDF file because of a catastrophic backtracking regex."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://pillow.readthedocs.io/en/stable/releasenotes/8.1.1.html",
              "refsource": "MISC",
              "url": "https://pillow.readthedocs.io/en/stable/releasenotes/8.1.1.html"
            },
            {
              "name": "GLSA-202107-33",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/202107-33"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-25292",
    "datePublished": "2021-03-19T03:30:39.000Z",
    "dateReserved": "2021-01-17T00:00:00.000Z",
    "dateUpdated": "2024-08-03T19:56:11.180Z",
    "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.