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USN-5006-2 (UBUNTU-CVE-2020-7068)

Vulnerability from osv_ubuntu – Published: 2021-07-13 12:01 – Updated: 2026-06-29 10:52 – Source website
VLAI
Summary
php5, php7.0 vulnerabilities
Details

USN-5006-1 fixed several vulnerabilities in PHP. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

It was discovered that PHP incorrectly handled certain PHAR files. A remote attacker could possibly use this issue to cause PHP to crash, resulting in a denial of service, or possibly obtain sensitive information. (CVE-2020-7068)

It was discovered that PHP incorrectly handled parsing URLs with passwords. A remote attacker could possibly use this issue to cause PHP to mis-parse the URL and produce wrong data. (CVE-2020-7071)

It was discovered that PHP incorrectly handled certain malformed XML data when being parsed by the SOAP extension. A remote attacker could possibly use this issue to cause PHP to crash, resulting in a denial of service. (CVE-2021-21702)

It was discovered that PHP incorrectly handled the pdo_firebase module. A remote attacker could possibly use this issue to cause PHP to crash, resulting in a denial of service. (CVE-2021-21704)

It was discovered that PHP incorrectly handled the FILTER_VALIDATE_URL check. A remote attacker could possibly use this issue to perform a server- side request forgery attack. (CVE-2021-21705)

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2020-7068",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:L",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2020-7071",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2021-21702",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2021-21704",
              "severity": [
                {
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                  "type": "CVSS_V3"
                },
                {
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                },
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                }
              ]
            },
            {
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                },
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                }
              ]
            }
          ],
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        }
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      "ecosystem_specific": {
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          },
          {
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            "binary_version": "5.5.9+dfsg-1ubuntu4.29+esm14"
          },
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                  "type": "CVSS_V3"
                },
                {
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              "id": "CVE-2020-7071",
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                  "type": "CVSS_V3"
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              "id": "CVE-2021-21702",
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                  "type": "CVSS_V3"
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                  "type": "CVSS_V3"
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            "binary_name": "php7.0-phpdbg",
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  ],
  "aliases": [],
  "details": "USN-5006-1 fixed several vulnerabilities in PHP. This update provides\nthe corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.\n\nOriginal advisory details:\n\n It was discovered that PHP incorrectly handled certain PHAR files. A remote\n attacker could possibly use this issue to cause PHP to crash, resulting in\n a denial of service, or possibly obtain sensitive information. (CVE-2020-7068)\n\n It was discovered that PHP incorrectly handled parsing URLs with passwords.\n A remote attacker could possibly use this issue to cause PHP to mis-parse\n the URL and produce wrong data. (CVE-2020-7071)\n\n It was discovered that PHP incorrectly handled certain malformed XML data\n when being parsed by the SOAP extension. A remote attacker could possibly\n use this issue to cause PHP to crash, resulting in a denial of service.\n (CVE-2021-21702)\n\n It was discovered that PHP incorrectly handled the pdo_firebase module. A\n remote attacker could possibly use this issue to cause PHP to crash,\n resulting in a denial of service. (CVE-2021-21704)\n\n It was discovered that PHP incorrectly handled the FILTER_VALIDATE_URL\n check. A remote attacker could possibly use this issue to perform a server-\n side request forgery attack. (CVE-2021-21705)\n",
  "id": "USN-5006-2",
  "modified": "2026-06-29T10:52:50Z",
  "published": "2021-07-13T12:01:13Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-5006-2"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-7068"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-7071"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-21702"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-21704"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-21705"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "php5, php7.0 vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2020-7068",
    "UBUNTU-CVE-2020-7071",
    "UBUNTU-CVE-2021-21702",
    "UBUNTU-CVE-2021-21704",
    "UBUNTU-CVE-2021-21705"
  ]
}



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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.


Detection rules are retrieved from Rulezet.


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.