github - ghsa-w8cg-4xhg-9fgw

ghsa-w8cg-4xhg-9fgw

Vulnerability from github

Published

2023-07-24 18:30

Modified

2024-04-04 06:20

Severity ?

3.5 (Low) - CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Details

A flaw was found in FRRouting when parsing certain babeld unicast hello messages that are intended to be ignored. This issue may allow an attacker to send specially crafted hello messages with the unicast flag set, the interval field set to 0, or any TLV that contains a sub-TLV with the Mandatory flag set to enter an infinite loop and cause a denial of service.

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{
  "affected": [],
  "aliases": [
    "CVE-2023-3748"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-835"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-07-24T16:15:13Z",
    "severity": "HIGH"
  },
  "details": "A flaw was found in FRRouting when parsing certain babeld unicast hello messages that are intended to be ignored. This issue may allow an attacker to send specially crafted hello messages with the unicast flag set, the interval field set to 0, or any TLV that contains a sub-TLV with the Mandatory flag set to enter an infinite loop and cause a denial of service.",
  "id": "GHSA-w8cg-4xhg-9fgw",
  "modified": "2024-04-04T06:20:19Z",
  "published": "2023-07-24T18:30:44Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-3748"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2023-3748"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2223668"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    }
  ]
}

cve-2023-3748

Vulnerability from cvelistv5

Published

2023-07-24 15:19

Modified

2024-09-27 13:44

Severity ?

3.5 (Low) - CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Summary

Inifinite loop in babld message parsing may cause dos

References

▼	URL	Tags
	https://access.redhat.com/security/cve/CVE-2023-3748	vdb-entry, x_refsource_REDHAT
	https://bugzilla.redhat.com/show_bug.cgi?id=2223668	issue-tracking, x_refsource_REDHAT

Impacted products

▼	Vendor	Product
	n/a	frr
	Red Hat	Red Hat Enterprise Linux 8
	Red Hat	Red Hat Enterprise Linux 9
	Fedora	Fedora

Show details on NVD website

JSON

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        "metrics": [
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                  },
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                ],
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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