github - ghsa-42fc-843w-r7rp

ghsa-42fc-843w-r7rp

Vulnerability from github

Published

2022-05-24 17:20

Modified

2022-05-24 17:20

Severity ?

7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

An issue was discovered in LibVNCServer before 0.9.13. libvncserver/ws_decode.c can lead to a crash because of unaligned accesses in hybiReadAndDecode.

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2019-20840"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-119",
      "CWE-787"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-06-17T16:15:00Z",
    "severity": "MODERATE"
  },
  "details": "An issue was discovered in LibVNCServer before 0.9.13. libvncserver/ws_decode.c can lead to a crash because of unaligned accesses in hybiReadAndDecode.",
  "id": "GHSA-42fc-843w-r7rp",
  "modified": "2022-05-24T17:20:41Z",
  "published": "2022-05-24T17:20:41Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-20840"
    },
    {
      "type": "WEB",
      "url": "https://github.com/LibVNC/libvncserver/commit/0cf1400c61850065de590d403f6d49e32882fd76"
    },
    {
      "type": "WEB",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf"
    },
    {
      "type": "WEB",
      "url": "https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4F6FUH4EFK4NAP6GT4TQRTBKWIRCZLIY"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4434-1"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2019-20840

Vulnerability from cvelistv5

Published

2020-06-17 15:11

Modified

2024-08-05 02:53

Severity ?

Summary

An issue was discovered in LibVNCServer before 0.9.13. libvncserver/ws_decode.c can lead to a crash because of unaligned accesses in hybiReadAndDecode.

References

▼	URL	Tags
	https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13	x_refsource_MISC
	https://github.com/LibVNC/libvncserver/commit/0cf1400c61850065de590d403f6d49e32882fd76	x_refsource_MISC
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4F6FUH4EFK4NAP6GT4TQRTBKWIRCZLIY/	vendor-advisory, x_refsource_FEDORA
	http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html	vendor-advisory, x_refsource_SUSE
	http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html	vendor-advisory, x_refsource_SUSE
	http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html	vendor-advisory, x_refsource_SUSE
	https://usn.ubuntu.com/4434-1/	vendor-advisory, x_refsource_UBUNTU
	https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf	x_refsource_CONFIRM

Impacted products

Vendor

Product

Version

▼

n/a

Version: n/a

Show details on NVD website

JSON

To clipboard

{
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          },
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            "url": "https://github.com/LibVNC/libvncserver/commit/0cf1400c61850065de590d403f6d49e32882fd76"
          },
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      "providerMetadata": {
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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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