Vulnerability-Lookup

GHSA-XWH4-P62H-WQ65

Vulnerability from github – Published: 2022-05-13 01:19 – Updated: 2022-05-13 01:19

Details

The convert_to_decimal function in vasnprintf.c in Gnulib before 2018-09-23 has a heap-based buffer overflow because memory is not allocated for a trailing '\0' character during %f processing.

Severity

8.8 (High)


                  
                    CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2018-17942"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-787"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-10-03T08:29:00Z",
    "severity": "HIGH"
  },
  "details": "The convert_to_decimal function in vasnprintf.c in Gnulib before 2018-09-23 has a heap-based buffer overflow because memory is not allocated for a trailing \u0027\\0\u0027 character during %f processing.",
  "id": "GHSA-xwh4-p62h-wq65",
  "modified": "2022-05-13T01:19:30Z",
  "published": "2022-05-13T01:19:30Z",
  "references": [
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      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-17942"
    },
    {
      "type": "WEB",
      "url": "https://github.com/coreutils/gnulib/commit/278b4175c9d7dd47c1a3071554aac02add3b3c35"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A5UQRNQE6XHMD5UYYHAU3VQWAYHIPMQS"
    },
    {
      "type": "WEB",
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    },
    {
      "type": "WEB",
      "url": "https://lists.gnu.org/archive/html/bug-gnulib/2018-09/msg00107.html"
    },
    {
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      "url": "https://savannah.gnu.org/bugs/?func=detailitem\u0026item_id=54686"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2018-17942 (GCVE-0-2018-17942)

Vulnerability from cvelistv5 – Published: 2018-10-03 08:00 – Updated: 2024-08-05 11:01

Summary

The convert_to_decimal function in vasnprintf.c in Gnulib before 2018-09-23 has a heap-based buffer overflow because memory is not allocated for a trailing '\0' character during %f processing.

Severity

No CVSS data available.

CWE

Assigner

mitre

References

5 references

URL	Tags
https://github.com/coreutils/gnulib/commit/278b41…	x_refsource_MISC
https://savannah.gnu.org/bugs/?func=detailitem&it…	x_refsource_MISC
https://lists.gnu.org/archive/html/bug-gnulib/201…	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

Date Public

2018-10-03 00:00

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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

GHSA-XWH4-P62H-WQ65

CVE-2018-17942 (GCVE-0-2018-17942)

Tags

Sightings

Nomenclature