github - ghsa-8h24-cwhj-2xgm

GHSA-8H24-CWHJ-2XGM

Vulnerability from github – Published: 2022-05-13 01:04 – Updated: 2025-06-09 18:31

Details

A buffer overflow vulnerability in the dhcp6 client of systemd allows a malicious dhcp6 server to overwrite heap memory in systemd-networkd. Affected releases are systemd: versions up to and including 239.

Severity ?

8.8 (High)


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

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2018-15688"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-120"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-10-26T14:29:00Z",
    "severity": "HIGH"
  },
  "details": "A buffer overflow vulnerability in the dhcp6 client of systemd allows a malicious dhcp6 server to overwrite heap memory in systemd-networkd. Affected releases are systemd: versions up to and including 239.",
  "id": "GHSA-8h24-cwhj-2xgm",
  "modified": "2025-06-09T18:31:58Z",
  "published": "2022-05-13T01:04:10Z",
  "references": [
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      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-15688"
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      "url": "https://github.com/systemd/systemd/pull/10518"
    },
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    },
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    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2018/11/msg00017.html"
    },
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      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/201810-10"
    },
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    },
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    },
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      "type": "CVSS_V3"
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}

CVE-2018-15688 (GCVE-0-2018-15688)

Vulnerability from cvelistv5 – Published: 2018-10-26 14:00 – Updated: 2025-06-09 15:55

Summary

Severity ?

8.8 (High)


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

CWE

dhcp6_option_append_ia() contained an incorrect buffer size calculation.

Assigner

canonical

References

URL

Tags

	https://security.gentoo.org/glsa/201810-10	vendor-advisoryx_refsource_GENTOO
	https://lists.debian.org/debian-lts-announce/2018…	mailing-listx_refsource_MLIST
	https://usn.ubuntu.com/3807-1/	vendor-advisoryx_refsource_UBUNTU
	https://usn.ubuntu.com/3806-1/	vendor-advisoryx_refsource_UBUNTU
	https://access.redhat.com/errata/RHSA-2018:3665	vendor-advisoryx_refsource_REDHAT
	http://www.securityfocus.com/bid/105745	vdb-entryx_refsource_BID
	https://github.com/systemd/systemd/pull/10518	x_refsource_MISC
	https://access.redhat.com/errata/RHSA-2019:0049	vendor-advisoryx_refsource_REDHAT
	https://access.redhat.com/errata/RHBA-2019:0327	vendor-advisoryx_refsource_REDHAT

Impacted products

	Vendor	Product	Version
	systemd	systemd	Affected: unspecified , ≤ 239 (custom)

Credits

Felix Wilhelm from the Google Security Team

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

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.

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GHSA-8H24-CWHJ-2XGM

CVE-2018-15688 (GCVE-0-2018-15688)

Tags

Sightings

Nomenclature