Vulnerability-Lookup

GHSA-4RCG-2R46-4HCC

Vulnerability from github – Published: 2022-05-14 02:21 – Updated: 2024-05-01 18:30

Details

The (1) mbed_connect_step1 function in lib/vtls/mbedtls.c and (2) polarssl_connect_step1 function in lib/vtls/polarssl.c in cURL and libcurl before 7.49.0, when using SSLv3 or making a TLS connection to a URL that uses a numerical IP address, allow remote attackers to spoof servers via an arbitrary valid certificate.

Severity

5.3 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2016-3739"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2016-05-20T14:59:00Z",
    "severity": "MODERATE"
  },
  "details": "The (1) mbed_connect_step1 function in lib/vtls/mbedtls.c and (2) polarssl_connect_step1 function in lib/vtls/polarssl.c in cURL and libcurl before 7.49.0, when using SSLv3 or making a TLS connection to a URL that uses a numerical IP address, allow remote attackers to spoof servers via an arbitrary valid certificate.",
  "id": "GHSA-4rcg-2r46-4hcc",
  "modified": "2024-05-01T18:30:34Z",
  "published": "2022-05-14T02:21:03Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-3739"
    },
    {
      "type": "WEB",
      "url": "https://curl.haxx.se/CVE-2016-3739.patch"
    },
    {
      "type": "WEB",
      "url": "https://curl.haxx.se/changes.html#7_49_0"
    },
    {
      "type": "WEB",
      "url": "https://curl.haxx.se/docs/adv_20160518.html"
    },
    {
      "type": "WEB",
      "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149"
    },
    {
      "type": "WEB",
      "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/201701-47"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2024/03/27/4"
    },
    {
      "type": "WEB",
      "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/90726"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1035907"
    },
    {
      "type": "WEB",
      "url": "http://www.slackware.com/security/viewer.php?l=slackware-security\u0026y=2016\u0026m=slackware-security.495349"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2016-3739 (GCVE-0-2016-3739)

Vulnerability from cvelistv5 – Published: 2016-05-20 00:00 – Updated: 2024-08-06 00:03

Summary

Severity

No CVSS data available.

CWE

Assigner

redhat CNA under the redhat root

CNA scorecard B 82/100 over 1045 records in the last 180 days details

References

11 references

URL	Tags
https://h20566.www2.hpe.com/portal/site/hpsc/publ…
http://www.securitytracker.com/id/1035907	vdb-entry
https://curl.haxx.se/docs/adv_20160518.html
http://www.slackware.com/security/viewer.php?l=sl…	vendor-advisory
http://www.securityfocus.com/bid/90726	vdb-entry
https://curl.haxx.se/CVE-2016-3739.patch
https://h20566.www2.hpe.com/portal/site/hpsc/publ…
http://www.oracle.com/technetwork/security-adviso…
https://security.gentoo.org/glsa/201701-47	vendor-advisory
https://curl.haxx.se/changes.html#7_49_0
http://www.openwall.com/lists/oss-security/2024/03/27/4	mailing-list

Date Public

2016-05-18 00:00

Show details on NVD website

JSON

To clipboard

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  "containers": {
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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T00:03:34.619Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        },
        "references": [
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            "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149"
          },
          {
            "name": "1035907",
            "tags": [
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            ],
            "url": "http://www.securitytracker.com/id/1035907"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://curl.haxx.se/docs/adv_20160518.html"
          },
          {
            "name": "SSA:2016-141-01",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "http://www.slackware.com/security/viewer.php?l=slackware-security\u0026y=2016\u0026m=slackware-security.495349"
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            "name": "90726",
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            "url": "https://curl.haxx.se/CVE-2016-3739.patch"
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          },
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            "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html"
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            "url": "https://curl.haxx.se/changes.html#7_49_0"
          },
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          "tags": [
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          ],
          "url": "http://www.securityfocus.com/bid/90726"
        },
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          "url": "https://curl.haxx.se/CVE-2016-3739.patch"
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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.

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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