ghsa-g9v3-gh27-qjh3
Vulnerability from github
Published
2022-05-24 19:10
Modified
2022-10-16 19:00
Severity ?
Details

library/std/src/net/parser.rs in Rust before 1.53.0 does not properly consider extraneous zero characters at the beginning of an IP address string, which (in some situations) allows attackers to bypass access control that is based on IP addresses, because of unexpected octal interpretation.

Show details on source website


{
  "affected": [],
  "aliases": [
    "CVE-2021-29922"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-08-07T17:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "library/std/src/net/parser.rs in Rust before 1.53.0 does not properly consider extraneous zero characters at the beginning of an IP address string, which (in some situations) allows attackers to bypass access control that is based on IP addresses, because of unexpected octal interpretation.",
  "id": "GHSA-g9v3-gh27-qjh3",
  "modified": "2022-10-16T19:00:30Z",
  "published": "2022-05-24T19:10:21Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-29922"
    },
    {
      "type": "WEB",
      "url": "https://github.com/rust-lang/rust/issues/83648"
    },
    {
      "type": "WEB",
      "url": "https://github.com/rust-lang/rust/pull/83652"
    },
    {
      "type": "WEB",
      "url": "https://defcon.org/html/defcon-29/dc-29-speakers.html#kaoudis"
    },
    {
      "type": "WEB",
      "url": "https://doc.rust-lang.org/beta/std/net/struct.Ipv4Addr.html"
    },
    {
      "type": "WEB",
      "url": "https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-015.md"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202210-09"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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