Vulnerability-Lookup

CVE-2020-23903 (GCVE-0-2020-23903)

Vulnerability from cvelistv5 – Published: 2021-11-10 21:26 – Updated: 2024-08-04 15:05

Summary

A Divide by Zero vulnerability in the function static int read_samples of Speex v1.2 allows attackers to cause a denial of service (DoS) via a crafted WAV file.

Severity

5.5 (Medium)


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

CWE

Assigner

mitre mitre root

References

3 references

URL	Tags
https://github.com/xiph/speex/issues/13	x_refsource_MISC
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA

Show details on NVD website

JSON

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      "id": "CVE-2020-23903",
      "initial_release_date": "2020-07-13T00:00:00+00:00",
      "product_status:fixed": "52",
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      "id": "CVE-2020-23903",
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      "product_status:known_affected": "75",
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      "status": "interim",
      "title": "SUSE CVE CVE-2020-23903",
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}

RHSA-2022_7979

Vulnerability from csaf_redhat - Published: 2022-11-15 11:38 - Updated: 2024-11-22 18:52

Summary

Red Hat Security Advisory: speex security update

Severity

Low

Scope

1 vulnerability in this advisory, including CVE-2020-23903.

CVE-2020-23903

A divide-by-zero flaw was found in speex within the read_samples() at src/speexenc.c function. This flaw allows a malicious user to provide a crafted wav file and crash the speexenc utility, resulting in a denial of service. The highest threat from this vulnerability is to system availability.

5.5 (Medium)


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

Fixed: 52 products

https://access.redhat.com/errata/RHSA-2022:7979

Open the full advisory

SUSE-SU-2021:3858-1

Vulnerability from csaf_suse - Published: 2021-12-01 16:02 - Updated: 2021-12-01 16:02

Summary

Security update for speex

Severity

Moderate

Scope

1 vulnerability in this advisory, including CVE-2020-23903.

CVE-2020-23903

5.5 (Medium)


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

Recommended: 24 products

Open the full advisory

SUSE-SU-2021:3860-1

Vulnerability from csaf_suse - Published: 2021-12-01 16:05 - Updated: 2021-12-01 16:05

Summary

Security update for speex

Severity

Moderate

Scope

1 vulnerability in this advisory, including CVE-2020-23903.

CVE-2020-23903

5.5 (Medium)


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

Recommended: 18 products

Open the full advisory

ubuntu-cve-2020-23903

Vulnerability from osv_ubuntu

Published

2021-11-10 22:15

Modified

2026-04-22 07:39

Summary

Details

A Divide by Zero vulnerability in the function static int read_samples of Speex v1.2 allows attackers to cause a denial of service (DoS) via a crafted WAV file.

Severity

5.5 (Medium)


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

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2020-23903	REPORT
	https://github.com/xiph/speex/issues/13	REPORT
	https://ubuntu.com/security/notices/USN-5280-1	ADVISORY
	https://www.cve.org/CVERecord?id=CVE-2020-23903	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
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      ],
      "versions": [
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    },
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      "ecosystem_specific": {
        "availability": "No subscription required",
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        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "speex",
        "purl": "pkg:deb/ubuntu/speex@1.2~rc1.2-1.1ubuntu3?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.2~rc1.2-1.1ubuntu3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.2~rc1.2-1.1ubuntu1",
        "1.2~rc1.2-1.1ubuntu2"
      ]
    }
  ],
  "aliases": [],
  "details": "A Divide by Zero vulnerability in the function static int read_samples of Speex v1.2 allows attackers to cause a denial of service (DoS) via a crafted WAV file.",
  "id": "UBUNTU-CVE-2020-23903",
  "modified": "2026-04-22T07:39:30Z",
  "published": "2021-11-10T22:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-23903"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/xiph/speex/issues/13"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-5280-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-23903"
    }
  ],
  "related": [
    "USN-5280-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2020-23903"
  ]
}

WID-SEC-W-2022-2052

Vulnerability from csaf_certbund - Published: 2022-11-15 23:00 - Updated: 2025-04-29 22:00

Summary

Mehrere Red Hat Enterprise Linux Pakete: Mehrere Schwachstellen

Severity

Mittel

Scope

9 vulnerabilities in this advisory, including CVE-2020-23903.

CVE-2020-23903

Known affected: 3 products

Open the full advisory

WID-SEC-W-2023-2031

Vulnerability from csaf_certbund - Published: 2023-08-09 22:00 - Updated: 2025-10-19 22:00

Summary

Xerox FreeFlow Print Server: Mehrere Schwachstellen

Severity

Hoch

Scope

243 vulnerabilities in this advisory, including CVE-2020-23903.

CVE-2020-23903

Known affected: 6 products

Open the full advisory

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.

Action not permitted

CVE-2020-23903 (GCVE-0-2020-23903)

RHSA-2022_7979

SUSE-SU-2021:3858-1

SUSE-SU-2021:3860-1

ubuntu-cve-2020-23903

Vulnerability from osv_ubuntu

WID-SEC-W-2022-2052

WID-SEC-W-2023-2031

Tags

Sightings

Nomenclature

Related by attack behaviour