Vulnerability-Lookup

ubuntu-cve-2017-8786

Vulnerability from osv_ubuntu

Published

2017-05-05 00:29

Modified

2026-04-22 07:38

Summary

Details

pcre2test.c in PCRE2 10.23 allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted regular expression.

Severity

9.8 (Critical)


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

N/A (UNKNOWN)


                    
                      negligible

References

URL

Type

	https://ubuntu.com/security/CVE-2017-8786	REPORT
	https://blogs.gentoo.org/ago/2017/04/29/libpcre-h…	REPORT
	https://www.cve.org/CVERecord?id=CVE-2017-8786	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libpcre2-16-0",
            "binary_version": "10.21-1"
          },
          {
            "binary_name": "libpcre2-32-0",
            "binary_version": "10.21-1"
          },
          {
            "binary_name": "libpcre2-8-0",
            "binary_version": "10.21-1"
          },
          {
            "binary_name": "libpcre2-posix0",
            "binary_version": "10.21-1"
          },
          {
            "binary_name": "pcre2-utils",
            "binary_version": "10.21-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "pcre2",
        "purl": "pkg:deb/ubuntu/pcre2@10.21-1?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "10.20-1",
        "10.20-2",
        "10.20-3",
        "10.21-1"
      ]
    }
  ],
  "aliases": [],
  "details": "pcre2test.c in PCRE2 10.23 allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted regular expression.",
  "id": "UBUNTU-CVE-2017-8786",
  "modified": "2026-04-22T07:38:15Z",
  "published": "2017-05-05T00:29:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-8786"
    },
    {
      "type": "REPORT",
      "url": "https://blogs.gentoo.org/ago/2017/04/29/libpcre-heap-based-buffer-overflow-write-in-pcre2test-c/"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2017-8786"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "negligible",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2017-8786"
  ]
}

CVE-2017-8786 (GCVE-0-2017-8786)

Vulnerability from cvelistv5 – Published: 2017-05-05 00:00 – Updated: 2024-08-05 16:48

Summary

pcre2test.c in PCRE2 10.23 allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted regular expression.

Severity

No CVSS data available.

CWE

Assigner

mitre

References

5 references

URL	Tags
https://security.gentoo.org/glsa/201710-09	vendor-advisoryx_refsource_GENTOO
https://vcs.pcre.org/pcre2?view=revision&revision=697	x_refsource_MISC
https://vcs.pcre.org/pcre2?view=revision&revision=696	x_refsource_MISC
https://bugs.exim.org/show_bug.cgi?id=2079	x_refsource_MISC
https://blogs.gentoo.org/ago/2017/04/29/libpcre-h…	x_refsource_MISC

Date Public

2017-05-04 00:00

Show details on NVD website

JSON

To clipboard

{
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          },
          {
            "tags": [
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            ],
            "url": "https://vcs.pcre.org/pcre2?view=revision\u0026revision=697"
          },
          {
            "tags": [
              "x_refsource_MISC",
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            ],
            "url": "https://vcs.pcre.org/pcre2?view=revision\u0026revision=696"
          },
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            "url": "https://blogs.gentoo.org/ago/2017/04/29/libpcre-heap-based-buffer-overflow-write-in-pcre2test-c/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "versions": [
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          "url": "https://vcs.pcre.org/pcre2?view=revision\u0026revision=696"
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        "references": {
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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

ubuntu-cve-2017-8786

Vulnerability from osv_ubuntu

CVE-2017-8786 (GCVE-0-2017-8786)

Tags

Sightings

Nomenclature