Vulnerability-Lookup

ubuntu-cve-2021-25321

Vulnerability from osv_ubuntu

Published

2021-06-30 09:15

Modified

2025-10-24 04:50

Summary

Details

A UNIX Symbolic Link (Symlink) Following vulnerability in arpwatch of SUSE Linux Enterprise Server 11-SP4-LTSS, SUSE Manager Server 4.0, SUSE OpenStack Cloud Crowbar 9; openSUSE Factory, Leap 15.2 allows local attackers with control of the runtime user to run arpwatch as to escalate to root upon the next restart of arpwatch. This issue affects: SUSE Linux Enterprise Server 11-SP4-LTSS arpwatch versions prior to 2.1a15. SUSE Manager Server 4.0 arpwatch versions prior to 2.1a15. SUSE OpenStack Cloud Crowbar 9 arpwatch versions prior to 2.1a15. openSUSE Factory arpwatch version 2.1a15-169.5 and prior versions. openSUSE Leap 15.2 arpwatch version 2.1a15-lp152.5.5 and prior versions.

Severity

7.8 (High)


                    
                      CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.8 (High)


                    
                      CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2021-25321	REPORT
	https://www.cve.org/CVERecord?id=CVE-2021-25321	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "arpwatch",
            "binary_version": "2.1a15-2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "arpwatch",
        "purl": "pkg:deb/ubuntu/arpwatch@2.1a15-2?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.1a15-2"
      ]
    }
  ],
  "aliases": [],
  "details": "A UNIX Symbolic Link (Symlink) Following vulnerability in arpwatch of SUSE Linux Enterprise Server 11-SP4-LTSS, SUSE Manager Server 4.0, SUSE OpenStack Cloud Crowbar 9; openSUSE Factory, Leap 15.2 allows local attackers with control of the runtime user to run arpwatch as to escalate to root upon the next restart of arpwatch. This issue affects: SUSE Linux Enterprise Server 11-SP4-LTSS arpwatch versions prior to 2.1a15. SUSE Manager Server 4.0 arpwatch versions prior to 2.1a15. SUSE OpenStack Cloud Crowbar 9 arpwatch versions prior to 2.1a15. openSUSE Factory arpwatch version 2.1a15-169.5 and prior versions. openSUSE Leap 15.2 arpwatch version 2.1a15-lp152.5.5 and prior versions.",
  "id": "UBUNTU-CVE-2021-25321",
  "modified": "2025-10-24T04:50:10Z",
  "published": "2021-06-30T09:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-25321"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-25321"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2021-25321"
  ]
}

CVE-2021-25321 (GCVE-0-2021-25321)

Vulnerability from cvelistv5 – Published: 2021-06-30 08:25 – Updated: 2024-09-16 18:43

Title

arpwatch: Local privilege escalation from runtime user to root

Summary

Severity

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-61 - UNIX Symbolic Link (Symlink) Following

Assigner

suse

References

1 reference

URL	Tags
https://bugzilla.suse.com/show_bug.cgi?id=1186240	x_refsource_CONFIRM

Impacted products

5 products

Vendor	Product	Version
SUSE	SUSE Linux Enterprise Server 11-SP4-LTSS	Affected: arpwatch , < 2.1a15 (custom)
SUSE	SUSE Manager Server 4.0	Affected: arpwatch , < 2.1a15 (custom)
SUSE	SUSE OpenStack Cloud Crowbar 9	Affected: arpwatch , < 2.1a15 (custom)
openSUSE	Factory	Affected: arpwatch , ≤ 2.1a15-169.5 (custom)
openSUSE	Leap 15.2	Affected: arpwatch , ≤ 2.1a15-lp152.5.5 (custom)

Date Public

2021-06-28 00:00

Credits

Johannes Segitz of SUSE

Show details on NVD website

JSON

To clipboard

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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

ubuntu-cve-2021-25321

Vulnerability from osv_ubuntu

CVE-2021-25321 (GCVE-0-2021-25321)

Tags

Sightings

Nomenclature