FKIE_CVE-2022-46663

Vulnerability from fkie_nvd - Published: 2023-02-07 21:15 - Updated: 2026-06-17 05:12
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
In GNU Less before 609, crafted data can result in "less -R" not filtering ANSI escape sequences sent to the terminal.
References
cve@mitre.orghttp://www.greenwoodsoftware.com/less/news.609.htmlBroken Link
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2023/02/07/7Mailing List, Third Party Advisory
cve@mitre.orghttps://github.com/gwsw/less/commit/a78e1351113cef564d790a730d657a321624d79cPatch
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LR7AUWB34JD4PCW3HHASBEDGGHFWPAQP/
cve@mitre.orghttps://security.gentoo.org/glsa/202310-11Third Party Advisory
cve@mitre.orghttps://www.openwall.com/lists/oss-security/2023/02/07/7Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.greenwoodsoftware.com/less/news.609.htmlBroken Link
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2023/02/07/7Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/gwsw/less/commit/a78e1351113cef564d790a730d657a321624d79cPatch
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LR7AUWB34JD4PCW3HHASBEDGGHFWPAQP/
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202310-11Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.openwall.com/lists/oss-security/2023/02/07/7Mailing List, Patch, Third Party Advisory
Impacted products
Vendor Product Version
gnu less *
fedoraproject fedora 37
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:gnu:less:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "0A485C64-CC65-4504-8813-9AC601E41820",
              "versionEndExcluding": "609",
              "versionStartIncluding": "566",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
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              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In GNU Less before 609, crafted data can result in \"less -R\" not filtering ANSI escape sequences sent to the terminal."
    }
  ],
  "id": "CVE-2022-46663",
  "lastModified": "2026-06-17T05:12:09.650",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
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        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
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          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
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        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
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    "ssvcV203": [
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        "ssvcData": {
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          "options": [
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              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-03-25T14:39:18.318818Z",
          "version": "2.0.3"
        }
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  },
  "published": "2023-02-07T21:15:09.247",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Broken Link"
      ],
      "url": "http://www.greenwoodsoftware.com/less/news.609.html"
    },
    {
      "source": "cve@mitre.org",
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    },
    {
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      ],
      "url": "http://www.greenwoodsoftware.com/less/news.609.html"
    },
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      ],
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    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
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    },
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      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LR7AUWB34JD4PCW3HHASBEDGGHFWPAQP/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "url": "https://security.gentoo.org/glsa/202310-11"
    },
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    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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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

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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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.