Vulnerability-Lookup

CNVD-2016-04317

Vulnerability from cnvd - Published: 2016-06-27

Title

Ruby ‘pack_pack’函数内存错误引用漏洞

Description

Ruby是日本软件开发者松本行弘所研发的一种跨平台、面向对象的动态类型编程语言。 Ruby 2.3.0 dev版本和2.2.2版本的‘pack_pack’函数中存在内存错误引用漏洞。攻击者可借助特制的对象利用该漏洞执行任意代码。

Severity

中

Patch Name

Ruby ‘pack_pack’函数内存错误引用漏洞的补丁

Patch Description

Ruby是日本软件开发者松本行弘所研发的一种跨平台、面向对象的动态类型编程语言。 Ruby 2.3.0 dev版本和2.2.2版本的‘pack_pack’函数中存在内存错误引用漏洞。攻击者可借助特制的对象利用该漏洞执行任意代码。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

目前厂商已经发布了升级补丁以修复此安全问题，详情请关注厂商主页： https://www.ruby-lang.org/

Reference

http://www.talosintel.com/reports/TALOS-2016-0033

Impacted products

Name
['Ruby Ruby 2.3.0', 'Ruby Ruby 2.2.2']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-2338"
    }
  },
  "description": "Ruby\u662f\u65e5\u672c\u8f6f\u4ef6\u5f00\u53d1\u8005\u677e\u672c\u884c\u5f18\u6240\u7814\u53d1\u7684\u4e00\u79cd\u8de8\u5e73\u53f0\u3001\u9762\u5411\u5bf9\u8c61\u7684\u52a8\u6001\u7c7b\u578b\u7f16\u7a0b\u8bed\u8a00\u3002\r\n\r\nRuby 2.3.0 dev\u7248\u672c\u548c2.2.2\u7248\u672c\u7684\u2018pack_pack\u2019\u51fd\u6570\u4e2d\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u5bf9\u8c61\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "discovererName": "Marcin \u2018Icewall\u2019 Noga of Cisco Talos",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://www.ruby-lang.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-04317",
  "openTime": "2016-06-27",
  "patchDescription": "Ruby\u662f\u65e5\u672c\u8f6f\u4ef6\u5f00\u53d1\u8005\u677e\u672c\u884c\u5f18\u6240\u7814\u53d1\u7684\u4e00\u79cd\u8de8\u5e73\u53f0\u3001\u9762\u5411\u5bf9\u8c61\u7684\u52a8\u6001\u7c7b\u578b\u7f16\u7a0b\u8bed\u8a00\u3002\r\n\r\nRuby 2.3.0 dev\u7248\u672c\u548c2.2.2\u7248\u672c\u7684\u2018pack_pack\u2019\u51fd\u6570\u4e2d\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u5bf9\u8c61\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Ruby \u2018pack_pack\u2019\u51fd\u6570\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Ruby Ruby 2.3.0",
      "Ruby Ruby 2.2.2"
    ]
  },
  "referenceLink": "http://www.talosintel.com/reports/TALOS-2016-0033",
  "serverity": "\u4e2d",
  "submitTime": "2016-06-24",
  "title": "Ruby \u2018pack_pack\u2019\u51fd\u6570\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e"
}

CVE-2016-2338 (GCVE-0-2016-2338)

Vulnerability from cvelistv5 – Published: 2020-02-14 00:00 – Updated: 2024-08-05 23:24

Summary

An exploitable heap overflow vulnerability exists in the Psych::Emitter start_document function of Ruby. In Psych::Emitter start_document function heap buffer "head" allocation is made based on tags array length. Specially constructed object passed as element of tags array can increase this array size after mentioned allocation and cause heap overflow.

Severity

No CVSS data available.

CWE

Assigner

certcc mitre root

References

3 references

URL	Tags
https://lists.debian.org/debian-lts-announce/2020…	mailing-list
http://www.talosintelligence.com/reports/TALOS-20…
https://security.netapp.com/advisory/ntap-2022122…

Date Public

2016-06-14 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T23:24:48.961Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "[debian-lts-announce] 20200325 [SECURITY] [DLA 2158-1] ruby2.1 security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2020/03/msg00032.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "http://www.talosintelligence.com/reports/TALOS-2016-0032/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20221228-0005/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2016-06-14T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "An exploitable heap overflow vulnerability exists in the Psych::Emitter start_document function of Ruby. In Psych::Emitter start_document function heap buffer \"head\" allocation is made based on tags array length. Specially constructed object passed as element of tags array can increase this array size after mentioned allocation and cause heap overflow."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-12-28T00:00:00.000Z",
        "orgId": "37e5125f-f79b-445b-8fad-9564f167944b",
        "shortName": "certcc"
      },
      "references": [
        {
          "name": "[debian-lts-announce] 20200325 [SECURITY] [DLA 2158-1] ruby2.1 security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2020/03/msg00032.html"
        },
        {
          "url": "http://www.talosintelligence.com/reports/TALOS-2016-0032/"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20221228-0005/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b",
    "assignerShortName": "certcc",
    "cveId": "CVE-2016-2338",
    "datePublished": "2020-02-14T00:00:00.000Z",
    "dateReserved": "2016-02-12T00:00:00.000Z",
    "dateUpdated": "2024-08-05T23:24:48.961Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

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.