Vulnerability-Lookup

GHSA-VFRM-87WR-XVJF

Vulnerability from github – Published: 2022-05-14 01:57 – Updated: 2022-05-14 01:57

Details

The MOTD update script in the base-files package in Ubuntu 18.04 LTS before 10.1ubuntu2.2, and Ubuntu 18.10 before 10.1ubuntu6 incorrectly handled temporary files. A local attacker could use this issue to cause a denial of service, or possibly escalate privileges if kernel symlink restrictions were disabled.

Severity

7.0 (High)


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

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2018-6557"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-59"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-08-21T16:29:00Z",
    "severity": "HIGH"
  },
  "details": "The MOTD update script in the base-files package in Ubuntu 18.04 LTS before 10.1ubuntu2.2, and Ubuntu 18.10 before 10.1ubuntu6 incorrectly handled temporary files. A local attacker could use this issue to cause a denial of service, or possibly escalate privileges if kernel symlink restrictions were disabled.",
  "id": "GHSA-vfrm-87wr-xvjf",
  "modified": "2022-05-14T01:57:31Z",
  "published": "2022-05-14T01:57:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-6557"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3748-1"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/105148"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1041530"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2018-6557 (GCVE-0-2018-6557)

Vulnerability from cvelistv5 – Published: 2018-08-21 16:00 – Updated: 2024-09-16 18:24

Title

Insecure temporary file use in base-files

Summary

Severity

No CVSS data available.

CWE

Insecure Temporary File

Assigner

canonical

References

3 references

URL	Tags
https://usn.ubuntu.com/3748-1/	vendor-advisoryx_refsource_UBUNTU
http://www.securitytracker.com/id/1041530	vdb-entryx_refsource_SECTRACK
http://www.securityfocus.com/bid/105148	vdb-entryx_refsource_BID

Impacted products

1 product

Vendor	Product	Version
Ubuntu	base-files	Affected: unspecified , < 10.1ubuntu2.2 (custom)

Date Public

2018-08-21 00:00

Credits

Sander Bos

Show details on NVD website

JSON

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            ],
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          },
          {
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            ],
            "url": "http://www.securitytracker.com/id/1041530"
          },
          {
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              "x_refsource_BID",
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            ],
            "url": "http://www.securityfocus.com/bid/105148"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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        {
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          "versions": [
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        }
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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-VFRM-87WR-XVJF

CVE-2018-6557 (GCVE-0-2018-6557)

Tags

Sightings

Nomenclature