github - ghsa-3v62-ww8w-758m

GHSA-3V62-WW8W-758M

Vulnerability from github – Published: 2022-05-13 01:24 – Updated: 2024-09-25 17:16

Summary

Mercurial Improper Input Validation vulnerability

Details

The mpatch_decode function in mpatch.c in Mercurial before 4.6.1 mishandles certain situations where there should be at least 12 bytes remaining after the current position in the patch data, but actually are not, aka OVE-20180430-0001.

Severity ?

7.5 (High)


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

8.7 (High)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "mercurial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.6.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2018-13348"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-05-01T17:03:58Z",
    "nvd_published_at": "2018-07-06T00:29:00Z",
    "severity": "HIGH"
  },
  "details": "The `mpatch_decode` function in `mpatch.c` in Mercurial before 4.6.1 mishandles certain situations where there should be at least 12 bytes remaining after the current position in the patch data, but actually are not, aka OVE-20180430-0001.",
  "id": "GHSA-3v62-ww8w-758m",
  "modified": "2024-09-25T17:16:49Z",
  "published": "2022-05-13T01:24:55Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-13348"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/mercurial/PYSEC-2018-90.yaml"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00032.html"
    },
    {
      "type": "WEB",
      "url": "https://www.mercurial-scm.org/repo/hg/rev/90a274965de7"
    },
    {
      "type": "WEB",
      "url": "https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.6.1_.282018-06-06.29"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Mercurial Improper Input Validation vulnerability"
}

CVE-2018-13348 (GCVE-0-2018-13348)

Vulnerability from cvelistv5 – Published: 2018-07-06 00:00 – Updated: 2024-08-05 09:00

Summary

The mpatch_decode function in mpatch.c in Mercurial before 4.6.1 mishandles certain situations where there should be at least 12 bytes remaining after the current position in the patch data, but actually are not, aka OVE-20180430-0001.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://www.mercurial-scm.org/repo/hg/rev/90a274965de7	x_refsource_MISC
	https://www.mercurial-scm.org/wiki/WhatsNew#Mercu…	x_refsource_MISC
	https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST

Show details on NVD website

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{
  "containers": {
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        "providerMetadata": {
          "dateUpdated": "2024-08-05T09:00:35.140Z",
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        },
        "references": [
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            ],
            "url": "https://www.mercurial-scm.org/repo/hg/rev/90a274965de7"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.6.1_.282018-06-06.29"
          },
          {
            "name": "[debian-lts-announce] 20200731 [SECURITY] [DLA 2293-1] mercurial security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00032.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
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          "versions": [
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      "datePublic": "2018-07-05T00:00:00",
      "descriptions": [
        {
          "lang": "en",
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      ],
      "problemTypes": [
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          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
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      ],
      "providerMetadata": {
        "dateUpdated": "2020-07-31T12:06:06",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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      },
      "references": [
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          "url": "https://www.mercurial-scm.org/repo/hg/rev/90a274965de7"
        },
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        },
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          "tags": [
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          ],
          "url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00032.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-13348",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
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                          {
                            "version_value": "n/a"
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                      }
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                "vendor_name": "n/a"
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            },
            {
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            },
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              "url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00032.html"
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  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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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.

Action not permitted

GHSA-3V62-WW8W-758M

CVE-2018-13348 (GCVE-0-2018-13348)

Tags

Sightings

Nomenclature