Vulnerability-Lookup

CNVD-2022-11523

Vulnerability from cnvd - Published: 2022-02-18

Title

unzip缓冲区溢出漏洞（CNVD-2022-11523）

Description

Info-ZIP UnZip是美国Greg Roelofs个人开发者的一套基于Unix平台的用于对“.zip”文件格式进行解压的工具。 unzip存在缓冲区溢出漏洞，该漏洞源于将utf-8字符串转换为本地字符串的过程中导致分段错误。攻击者可利用该漏洞导致崩溃或代码执行。

Severity

中

Patch Name

unzip缓冲区溢出漏洞（CNVD-2022-11523）的补丁

Patch Description

Info-ZIP UnZip是美国Greg Roelofs个人开发者的一套基于Unix平台的用于对“.zip”文件格式进行解压的工具。 unzip存在缓冲区溢出漏洞，该漏洞源于将utf-8字符串转换为本地字符串的过程中导致分段错误。攻击者可利用该漏洞导致崩溃或代码执行。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://bugzilla.redhat.com/show_bug.cgi?id=2051395

Reference

https://nvd.nist.gov/vuln/detail/CVE-2022-0530

Impacted products

Name
Info-ZIP UnZip 6.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-0530",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2022-0530"
    }
  },
  "description": "Info-ZIP UnZip\u662f\u7f8e\u56fdGreg Roelofs\u4e2a\u4eba\u5f00\u53d1\u8005\u7684\u4e00\u5957\u57fa\u4e8eUnix\u5e73\u53f0\u7684\u7528\u4e8e\u5bf9\u201c.zip\u201d\u6587\u4ef6\u683c\u5f0f\u8fdb\u884c\u89e3\u538b\u7684\u5de5\u5177\u3002\n\nunzip\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5c06utf-8\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u672c\u5730\u5b57\u7b26\u4e32\u7684\u8fc7\u7a0b\u4e2d\u5bfc\u81f4\u5206\u6bb5\u9519\u8bef\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5d29\u6e83\u6216\u4ee3\u7801\u6267\u884c\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://bugzilla.redhat.com/show_bug.cgi?id=2051395",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-11523",
  "openTime": "2022-02-18",
  "patchDescription": "Info-ZIP UnZip\u662f\u7f8e\u56fdGreg Roelofs\u4e2a\u4eba\u5f00\u53d1\u8005\u7684\u4e00\u5957\u57fa\u4e8eUnix\u5e73\u53f0\u7684\u7528\u4e8e\u5bf9\u201c.zip\u201d\u6587\u4ef6\u683c\u5f0f\u8fdb\u884c\u89e3\u538b\u7684\u5de5\u5177\u3002\r\n\r\nunzip\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5c06utf-8\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u672c\u5730\u5b57\u7b26\u4e32\u7684\u8fc7\u7a0b\u4e2d\u5bfc\u81f4\u5206\u6bb5\u9519\u8bef\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5d29\u6e83\u6216\u4ee3\u7801\u6267\u884c\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": "unzip\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2022-11523\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Info-ZIP UnZip 6.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2022-0530",
  "serverity": "\u4e2d",
  "submitTime": "2022-02-13",
  "title": "unzip\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2022-11523\uff09"
}

CVE-2022-0530 (GCVE-0-2022-0530)

Vulnerability from cvelistv5 – Published: 2022-02-09 22:05 – Updated: 2025-02-13 16:28

Summary

A flaw was found in Unzip. The vulnerability occurs during the conversion of a wide string to a local string that leads to a heap of out-of-bound write. This flaw allows an attacker to input a specially crafted zip file, leading to a crash or code execution.

Severity

No CVSS data available.

CWE

SEGV

Assigner

redhat redhat root

References

11 references

URL	Tags
https://bugzilla.redhat.com/show_bug.cgi?id=2051395	x_refsource_MISC
https://github.com/ByteHackr/unzip_poc	x_refsource_MISC
https://support.apple.com/kb/HT213257	x_refsource_CONFIRM
https://support.apple.com/kb/HT213256	x_refsource_CONFIRM
https://support.apple.com/kb/HT213255	x_refsource_CONFIRM
http://seclists.org/fulldisclosure/2022/May/33	mailing-listx_refsource_FULLDISC
http://seclists.org/fulldisclosure/2022/May/35	mailing-listx_refsource_FULLDISC
http://seclists.org/fulldisclosure/2022/May/38	mailing-listx_refsource_FULLDISC
https://www.debian.org/security/2022/dsa-5202	vendor-advisoryx_refsource_DEBIAN
https://lists.debian.org/debian-lts-announce/2022…	mailing-listx_refsource_MLIST
https://security.gentoo.org/glsa/202310-17

Impacted products

1 product

Vendor	Product	Version
n/a	unzip	Affected: 6.0

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T23:32:46.404Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2051395"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/ByteHackr/unzip_poc"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://support.apple.com/kb/HT213257"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://support.apple.com/kb/HT213256"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://support.apple.com/kb/HT213255"
          },
          {
            "name": "20220516 APPLE-SA-2022-05-16-4 Security Update 2022-004 Catalina",
            "tags": [
              "mailing-list",
              "x_refsource_FULLDISC",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2022/May/33"
          },
          {
            "name": "20220516 APPLE-SA-2022-05-16-3 macOS Big Sur 11.6.6",
            "tags": [
              "mailing-list",
              "x_refsource_FULLDISC",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2022/May/35"
          },
          {
            "name": "20220516 APPLE-SA-2022-05-16-2 macOS Monterey 12.4",
            "tags": [
              "mailing-list",
              "x_refsource_FULLDISC",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2022/May/38"
          },
          {
            "name": "DSA-5202",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2022/dsa-5202"
          },
          {
            "name": "[debian-lts-announce] 20220922 [SECURITY] [DLA 3118-1] unzip security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00028.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202310-17"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "unzip",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "6.0"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A flaw was found in Unzip. The vulnerability occurs during the conversion of a wide string to a local string that leads to a heap of out-of-bound write. This flaw allows an attacker to input a specially crafted zip file, leading to a crash or code execution."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "SEGV",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-10-30T10:06:15.675Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2051395"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/ByteHackr/unzip_poc"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://support.apple.com/kb/HT213257"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://support.apple.com/kb/HT213256"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://support.apple.com/kb/HT213255"
        },
        {
          "name": "20220516 APPLE-SA-2022-05-16-4 Security Update 2022-004 Catalina",
          "tags": [
            "mailing-list",
            "x_refsource_FULLDISC"
          ],
          "url": "http://seclists.org/fulldisclosure/2022/May/33"
        },
        {
          "name": "20220516 APPLE-SA-2022-05-16-3 macOS Big Sur 11.6.6",
          "tags": [
            "mailing-list",
            "x_refsource_FULLDISC"
          ],
          "url": "http://seclists.org/fulldisclosure/2022/May/35"
        },
        {
          "name": "20220516 APPLE-SA-2022-05-16-2 macOS Monterey 12.4",
          "tags": [
            "mailing-list",
            "x_refsource_FULLDISC"
          ],
          "url": "http://seclists.org/fulldisclosure/2022/May/38"
        },
        {
          "name": "DSA-5202",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "https://www.debian.org/security/2022/dsa-5202"
        },
        {
          "name": "[debian-lts-announce] 20220922 [SECURITY] [DLA 3118-1] unzip security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00028.html"
        },
        {
          "url": "https://security.gentoo.org/glsa/202310-17"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2022-0530",
    "datePublished": "2022-02-09T22:05:50.000Z",
    "dateReserved": "2022-02-08T00:00:00.000Z",
    "dateUpdated": "2025-02-13T16:28:49.032Z",
    "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.