Vulnerability-Lookup

ubuntu-cve-2020-8020

Vulnerability from osv_ubuntu

Published

2020-05-13 15:15

Modified

2026-05-20 14:51

Summary

Details

A Improper Neutralization of Input During Web Page Generation vulnerability in open-build-service allows remote attackers to store arbitrary JS code to cause XSS. This issue affects: openSUSE open-build-service versions prior to 7cc32c8e2ff7290698e101d9a80a9dc29a5500fb.

Severity

6.5 (Medium)


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

6.1 (Medium)


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

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2020-8020	REPORT
	https://bugzilla.suse.com/show_bug.cgi?id=1171439	REPORT
	https://www.cve.org/CVERecord?id=CVE-2020-8020	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "obs-api",
            "binary_version": "2.7.4-2"
          },
          {
            "binary_name": "obs-productconverter",
            "binary_version": "2.7.4-2"
          },
          {
            "binary_name": "obs-server",
            "binary_version": "2.7.4-2"
          },
          {
            "binary_name": "obs-utils",
            "binary_version": "2.7.4-2"
          },
          {
            "binary_name": "obs-worker",
            "binary_version": "2.7.4-2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "open-build-service",
        "purl": "pkg:deb/ubuntu/open-build-service@2.7.4-2?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.7.4-2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "obs-productconverter",
            "binary_version": "2.9.4-10"
          },
          {
            "binary_name": "obs-server",
            "binary_version": "2.9.4-10"
          },
          {
            "binary_name": "obs-utils",
            "binary_version": "2.9.4-10"
          },
          {
            "binary_name": "obs-worker",
            "binary_version": "2.9.4-10"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "open-build-service",
        "purl": "pkg:deb/ubuntu/open-build-service@2.9.4-10?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.9.4-9",
        "2.9.4-10"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "obs-productconverter",
            "binary_version": "2.9.4-10"
          },
          {
            "binary_name": "obs-server",
            "binary_version": "2.9.4-10"
          },
          {
            "binary_name": "obs-utils",
            "binary_version": "2.9.4-10"
          },
          {
            "binary_name": "obs-worker",
            "binary_version": "2.9.4-10"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "open-build-service",
        "purl": "pkg:deb/ubuntu/open-build-service@2.9.4-10?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.9.4-10"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "obs-productconverter",
            "binary_version": "2.9.4-10"
          },
          {
            "binary_name": "obs-server",
            "binary_version": "2.9.4-10"
          },
          {
            "binary_name": "obs-utils",
            "binary_version": "2.9.4-10"
          },
          {
            "binary_name": "obs-worker",
            "binary_version": "2.9.4-10"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:26.04:LTS",
        "name": "open-build-service",
        "purl": "pkg:deb/ubuntu/open-build-service@2.9.4-10?arch=source\u0026distro=resolute"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.9.4-10"
      ]
    }
  ],
  "aliases": [],
  "details": "A Improper Neutralization of Input During Web Page Generation vulnerability in open-build-service allows remote attackers to store arbitrary JS code to cause XSS. This issue affects: openSUSE open-build-service versions prior to 7cc32c8e2ff7290698e101d9a80a9dc29a5500fb.",
  "id": "UBUNTU-CVE-2020-8020",
  "modified": "2026-05-20T14:51:59Z",
  "published": "2020-05-13T15:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-8020"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.suse.com/show_bug.cgi?id=1171439"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-8020"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2020-8020"
  ]
}

CVE-2020-8020 (GCVE-0-2020-8020)

Vulnerability from cvelistv5 – Published: 2020-05-13 14:50 – Updated: 2024-09-16 17:42

Title

Persistent XSS in markdown parser used by obs-server

Summary

Severity

6.5 (Medium)


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

CWE

CWE-79 - Improper Neutralization of Input During Web Page Generation

Assigner

suse

References

2 references

URL	Tags
https://bugzilla.suse.com/show_bug.cgi?id=1171439	x_refsource_CONFIRM
https://lists.debian.org/debian-lts-announce/2021…	mailing-listx_refsource_MLIST

Impacted products

1 product

Vendor	Product	Version
openSUSE	open-build-service	Affected: open-build-service , < 7cc32c8e2ff7290698e101d9a80a9dc29a5500fb (custom)

Date Public

2020-05-13 00:00

Credits

Victor Pereira of SUSE

Show details on NVD website

JSON

To clipboard

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    ],
    "cna": {
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      "credits": [
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      ],
      "metrics": [
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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.

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.

Action not permitted

ubuntu-cve-2020-8020

Vulnerability from osv_ubuntu

CVE-2020-8020 (GCVE-0-2020-8020)

Tags

Sightings

Nomenclature