Vulnerability-Lookup

BDU:2021-05372

Vulnerability from fstec - Published: 14.09.2021

Title

Уязвимость функции read_file службы регистрации ошибок apport операционной системы Ubuntu, позволяющая нарушителю раскрыть защищаемую информацию

Description

Уязвимость функции read_file службы регистрации ошибок apport операционной системы Ubuntu связанна с неверным ограничением имени пути к каталогу с ограниченным доступом. Эксплуатация уязвимости может позволить нарушителю раскрыть защищаемую информацию

Severity


                    
                      AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Vendor

Canonical Ltd.

Software Name

Ubuntu, Apport

Software Version

18.04 LTS (Ubuntu), 14.04 ESM (Ubuntu), 20.04 LTS (Ubuntu), 21.04 (Ubuntu), 16.04 ESM (Ubuntu), от 2.20.9 до 2.20.9-0ubuntu7.26 (Apport), от 2.20.11 до 2.20.11-0ubuntu27.20 (Apport), от 2.20.11 до 2.20.11-0ubuntu65.3 (Apport)

Possible Mitigations

Использование рекомендаций Для apport: https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1933832 Для Ubuntu: https://ubuntu.com/security/notices/USN-5077-1 https://ubuntu.com/security/notices/USN-5077-2

Reference

https://ubuntu.com/security/CVE-2021-3710 https://ubuntu.com/security/notices/USN-5077-1 https://ubuntu.com/security/notices/USN-5077-2 https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1933832

CWE

CWE-22, CWE-24

JSON

To clipboard

{
  "CVSS 2.0": "AV:L/AC:M/Au:S/C:C/I:N/A:N",
  "CVSS 3.0": "AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N",
  "CVSS 4.0": null,
  "remediation_\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": null,
  "remediation_\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435": null,
  "\u0412\u0435\u043d\u0434\u043e\u0440 \u041f\u041e": "Canonical Ltd.",
  "\u0412\u0435\u0440\u0441\u0438\u044f \u041f\u041e": "18.04 LTS (Ubuntu), 14.04 ESM (Ubuntu), 20.04 LTS (Ubuntu), 21.04 (Ubuntu), 16.04 ESM (Ubuntu), \u043e\u0442 2.20.9 \u0434\u043e 2.20.9-0ubuntu7.26 (Apport), \u043e\u0442 2.20.11 \u0434\u043e 2.20.11-0ubuntu27.20 (Apport), \u043e\u0442 2.20.11 \u0434\u043e 2.20.11-0ubuntu65.3 (Apport)",
  "\u0412\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u043c\u0435\u0440\u044b \u043f\u043e \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044e": "\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439\n\u0414\u043b\u044f apport:\nhttps://bugs.launchpad.net/ubuntu/+source/apport/+bug/1933832\n\n\u0414\u043b\u044f Ubuntu:\nhttps://ubuntu.com/security/notices/USN-5077-1\nhttps://ubuntu.com/security/notices/USN-5077-2",
  "\u0414\u0430\u0442\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f": "14.09.2021",
  "\u0414\u0430\u0442\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f": "10.11.2021",
  "\u0414\u0430\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438": "10.11.2021",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": "BDU:2021-05372",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0434\u0440\u0443\u0433\u0438\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "CVE-2021-3710",
  "\u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430",
  "\u041a\u043b\u0430\u0441\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043a\u043e\u0434\u0430",
  "\u041d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u041f\u041e": "Ubuntu, Apport",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u041e\u0421 \u0438 \u0442\u0438\u043f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b": "Canonical Ltd. Ubuntu 18.04 LTS , Canonical Ltd. Ubuntu 14.04 ESM , Canonical Ltd. Ubuntu 20.04 LTS , Canonical Ltd. Ubuntu 21.04 , Canonical Ltd. Ubuntu 16.04 ESM ",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u0438 read_file \u0441\u043b\u0443\u0436\u0431\u044b \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u0430\u0446\u0438\u0438 \u043e\u0448\u0438\u0431\u043e\u043a apport \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Ubuntu, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u0440\u0430\u0441\u043a\u0440\u044b\u0442\u044c \u0437\u0430\u0449\u0438\u0449\u0430\u0435\u043c\u0443\u044e \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044e",
  "\u041d\u0430\u043b\u0438\u0447\u0438\u0435 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u0430": "\u0421\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u0435\u0442 \u0432 \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u043c \u0434\u043e\u0441\u0442\u0443\u043f\u0435",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "\u041d\u0435\u0432\u0435\u0440\u043d\u043e\u0435 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u0435 \u0438\u043c\u0435\u043d\u0438 \u043f\u0443\u0442\u0438 \u043a \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u0443 \u0441 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u043d\u044b\u043c \u0434\u043e\u0441\u0442\u0443\u043f\u043e\u043c (\u00ab\u041e\u0431\u0445\u043e\u0434 \u043f\u0443\u0442\u0438\u00bb) (CWE-22), \u041e\u0431\u0445\u043e\u0434 \u043f\u0443\u0442\u0438: \u2018../filedir\u2019 (CWE-24)",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u0438 read_file \u0441\u043b\u0443\u0436\u0431\u044b \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u0430\u0446\u0438\u0438 \u043e\u0448\u0438\u0431\u043e\u043a apport \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Ubuntu \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u0430 \u0441 \u043d\u0435\u0432\u0435\u0440\u043d\u044b\u043c \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u0435\u043c \u0438\u043c\u0435\u043d\u0438 \u043f\u0443\u0442\u0438 \u043a \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u0443 \u0441 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u043d\u044b\u043c \u0434\u043e\u0441\u0442\u0443\u043f\u043e\u043c. \u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u0440\u0430\u0441\u043a\u0440\u044b\u0442\u044c \u0437\u0430\u0449\u0438\u0449\u0430\u0435\u043c\u0443\u044e \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044e",
  "\u041f\u043e\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u0438\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": null,
  "\u041f\u0440\u043e\u0447\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f": null,
  "\u0421\u0432\u044f\u0437\u044c \u0441 \u0438\u043d\u0446\u0438\u0434\u0435\u043d\u0442\u0430\u043c\u0438 \u0418\u0411": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u0421\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f": "\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438": "\u041c\u0430\u043d\u0438\u043f\u0443\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u0441\u0443\u0440\u0441\u0430\u043c\u0438",
  "\u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438": "https://ubuntu.com/security/CVE-2021-3710\nhttps://ubuntu.com/security/notices/USN-5077-1\nhttps://ubuntu.com/security/notices/USN-5077-2\nhttps://bugs.launchpad.net/ubuntu/+source/apport/+bug/1933832",
  "\u0421\u0442\u0430\u0442\u0443\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041f\u043e\u0434\u0442\u0432\u0435\u0440\u0436\u0434\u0435\u043d\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u043c",
  "\u0422\u0438\u043f \u041f\u041e": "\u041e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430, \u041f\u0440\u0438\u043a\u043b\u0430\u0434\u043d\u043e\u0435 \u041f\u041e \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c",
  "\u0422\u0438\u043f \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "CWE-22, CWE-24",
  "\u0423\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0421\u0440\u0435\u0434\u043d\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 2.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 4,4)\n\u0421\u0440\u0435\u0434\u043d\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 3.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 6,3)"
}

CVE-2021-3710 (GCVE-0-2021-3710)

Vulnerability from cvelistv5 – Published: 2021-10-01 02:35 – Updated: 2024-09-17 01:41

Title

Apport info disclosure via path traversal bug in read_file

Summary

An information disclosure via path traversal was discovered in apport/hookutils.py function read_file(). This issue affects: apport 2.14.1 versions prior to 2.14.1-0ubuntu3.29+esm8; 2.20.1 versions prior to 2.20.1-0ubuntu2.30+esm2; 2.20.9 versions prior to 2.20.9-0ubuntu7.26; 2.20.11 versions prior to 2.20.11-0ubuntu27.20; 2.20.11 versions prior to 2.20.11-0ubuntu65.3;

Severity

6.5 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

CWE

CWE-24 - Path Traversal: '../filedir'

Assigner

canonical

References

4 references

URL	Tags
https://ubuntu.com/security/notices/USN-5077-1	x_refsource_MISC
https://ubuntu.com/security/notices/USN-5077-2	x_refsource_MISC
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CV…	x_refsource_MISC
https://bugs.launchpad.net/ubuntu/+source/apport/…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Canonical	apport	Affected: 2.14.1 , < 2.14.1-0ubuntu3.29+esm8 (custom) Affected: 2.20.1 , < 2.20.1-0ubuntu2.30+esm2 (custom) Affected: 2.20.9 , < 2.20.9-0ubuntu7.26 (custom) Affected: 2.20.11 , < 2.20.11-0ubuntu27.20 (custom)

Date Public

2021-09-14 00:00

Credits

Stephen Röttger (@_tsuro) Maik Münch (maik@secfault-security.com)(@fktio)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T17:01:08.314Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://ubuntu.com/security/notices/USN-5077-1"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://ubuntu.com/security/notices/USN-5077-2"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3710"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1933832"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "apport",
          "vendor": "Canonical",
          "versions": [
            {
              "lessThan": "2.14.1-0ubuntu3.29+esm8",
              "status": "affected",
              "version": "2.14.1",
              "versionType": "custom"
            },
            {
              "lessThan": "2.20.1-0ubuntu2.30+esm2",
              "status": "affected",
              "version": "2.20.1",
              "versionType": "custom"
            },
            {
              "lessThan": "2.20.9-0ubuntu7.26",
              "status": "affected",
              "version": "2.20.9",
              "versionType": "custom"
            },
            {
              "changes": [
                {
                  "at": "2.20.11-0ubuntu65.3",
                  "status": "unaffected"
                }
              ],
              "lessThan": "2.20.11-0ubuntu27.20",
              "status": "affected",
              "version": "2.20.11",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Stephen R\u00f6ttger (@_tsuro)"
        },
        {
          "lang": "en",
          "value": "Maik M\u00fcnch (maik@secfault-security.com)(@fktio)"
        }
      ],
      "datePublic": "2021-09-14T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "An information disclosure via path traversal was discovered in apport/hookutils.py function read_file(). This issue affects: apport 2.14.1 versions prior to 2.14.1-0ubuntu3.29+esm8; 2.20.1 versions prior to 2.20.1-0ubuntu2.30+esm2; 2.20.9 versions prior to 2.20.9-0ubuntu7.26; 2.20.11 versions prior to 2.20.11-0ubuntu27.20; 2.20.11 versions prior to 2.20.11-0ubuntu65.3;"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
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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.

Action not permitted

BDU:2021-05372

CVE-2021-3710 (GCVE-0-2021-3710)

Tags

Sightings

Nomenclature