github - ghsa-v643-533g-6c85

ghsa-v643-533g-6c85

Vulnerability from github

Published

2022-05-24 17:11

Modified

2023-05-24 15:30

Severity ?

7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

uhttpd in OpenWrt through 18.06.5 and 19.x through 19.07.0-rc2 has an integer signedness error. This leads to out-of-bounds access to a heap buffer and a subsequent crash. It can be triggered with an HTTP POST request to a CGI script, specifying both "Transfer-Encoding: chunked" and a large negative Content-Length value.

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{
  "affected": [],
  "aliases": [
    "CVE-2019-19945"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-125"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-03-16T18:15:00Z",
    "severity": "MODERATE"
  },
  "details": "uhttpd in OpenWrt through 18.06.5 and 19.x through 19.07.0-rc2 has an integer signedness error. This leads to out-of-bounds access to a heap buffer and a subsequent crash. It can be triggered with an HTTP POST request to a CGI script, specifying both \u0026quot;Transfer-Encoding: chunked\u0026quot; and a large negative Content-Length value.",
  "id": "GHSA-v643-533g-6c85",
  "modified": "2023-05-24T15:30:25Z",
  "published": "2022-05-24T17:11:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-19945"
    },
    {
      "type": "WEB",
      "url": "https://github.com/openwrt/openwrt/commits/master"
    },
    {
      "type": "WEB",
      "url": "https://openwrt.org/advisory/2020-01-13-1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2019-19945 (GCVE-0-2019-19945)

Vulnerability from cvelistv5

Published

2020-03-16 17:17

Modified

2024-08-05 02:32

Severity ?

CWE

n/a

Summary

uhttpd in OpenWrt through 18.06.5 and 19.x through 19.07.0-rc2 has an integer signedness error. This leads to out-of-bounds access to a heap buffer and a subsequent crash. It can be triggered with an HTTP POST request to a CGI script, specifying both "Transfer-Encoding: chunked" and a large negative Content-Length value.

References

►

URL

Tags

	https://github.com/openwrt/openwrt/commits/master	x_refsource_MISC
	https://openwrt.org/advisory/2020-01-13-1	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

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