Vulnerability-Lookup

GHSA-8WR4-7FJQ-4QXW

Vulnerability from github – Published: 2022-05-14 01:15 – Updated: 2022-05-14 01:15

Details

A use-after-free issue was discovered in Tor 0.3.2.x before 0.3.2.10. It allows remote attackers to cause a denial of service (relay crash) because the KIST implementation allows a channel to be added more than once in the pending list.

Severity

7.5 (High)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2018-0491"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-03-05T15:29:00Z",
    "severity": "HIGH"
  },
  "details": "A use-after-free issue was discovered in Tor 0.3.2.x before 0.3.2.10. It allows remote attackers to cause a denial of service (relay crash) because the KIST implementation allows a channel to be added more than once in the pending list.",
  "id": "GHSA-8wr4-7fjq-4qxw",
  "modified": "2022-05-14T01:15:18Z",
  "published": "2022-05-14T01:15:18Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-0491"
    },
    {
      "type": "WEB",
      "url": "https://blog.torproject.org/new-stable-tor-releases-security-fixes-and-dos-prevention-03210-03110-02915"
    },
    {
      "type": "WEB",
      "url": "https://trac.torproject.org/projects/tor/ticket/24700"
    },
    {
      "type": "WEB",
      "url": "https://trac.torproject.org/projects/tor/ticket/25117"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/44994"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2018-0491 (GCVE-0-2018-0491)

Vulnerability from cvelistv5 – Published: 2018-03-05 15:00 – Updated: 2024-08-05 03:28

Summary

Severity

No CVSS data available.

CWE

use-after-free

Assigner

debian CNA under the mitre root

CNA scorecard – unranked: 2 records in the last 180 days, 10 needed details

References

4 references

URL	Tags
https://trac.torproject.org/projects/tor/ticket/24700	x_refsource_CONFIRM
https://trac.torproject.org/projects/tor/ticket/25117	x_refsource_CONFIRM
https://blog.torproject.org/new-stable-tor-releas…	x_refsource_CONFIRM
https://www.exploit-db.com/exploits/44994/	exploitx_refsource_EXPLOIT-DB

Impacted products

1 product

Vendor	Product	Version
n/a	Tor	Affected: Tor

Date Public

2018-03-05 00:00

Show details on NVD website

JSON

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        "providerMetadata": {
          "dateUpdated": "2024-08-05T03:28:10.940Z",
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        "references": [
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            "url": "https://trac.torproject.org/projects/tor/ticket/24700"
          },
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            "url": "https://trac.torproject.org/projects/tor/ticket/25117"
          },
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            "tags": [
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            ],
            "url": "https://blog.torproject.org/new-stable-tor-releases-security-fixes-and-dos-prevention-03210-03110-02915"
          },
          {
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            ],
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        "dateUpdated": "2018-07-11T09:57:01.000Z",
        "orgId": "79363d38-fa19-49d1-9214-5f28da3f3ac5",
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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.

Vulnerability timeline

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

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.

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