Vulnerability-Lookup

CNVD-2016-02927

Vulnerability from cnvd - Published: 2016-05-11

Title

Jansson拒绝服务漏洞

Description

Jansson是一个用于编码、解码和生成JSON数据的C语言库。 Jansson处理特殊json文件存在安全漏洞，允许远程攻击者可构建特殊的json文件进行拒绝服务攻击。

Severity

中

Patch Name

Jansson拒绝服务漏洞的补丁

Patch Description

Jansson是一个用于编码、解码和生成JSON数据的C语言库。 Jansson处理特殊json文件存在安全漏洞，允许远程攻击者可构建特殊的json文件进行拒绝服务攻击。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://github.com/akheron/jansson

Reference

http://www.openwall.com/lists/oss-security/2016/05/02/1

Impacted products

Name
Jansson Jansson

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-4425"
    }
  },
  "description": "Jansson\u662f\u4e00\u4e2a\u7528\u4e8e\u7f16\u7801\u3001\u89e3\u7801\u548c\u751f\u6210JSON\u6570\u636e\u7684C\u8bed\u8a00\u5e93\u3002\r\n\r\nJansson\u5904\u7406\u7279\u6b8ajson\u6587\u4ef6\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u6784\u5efa\u7279\u6b8a\u7684json\u6587\u4ef6\u8fdb\u884c\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u3002",
  "discovererName": "unknown",
  "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://github.com/akheron/jansson",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-02927",
  "openTime": "2016-05-11",
  "patchDescription": "Jansson\u662f\u4e00\u4e2a\u7528\u4e8e\u7f16\u7801\u3001\u89e3\u7801\u548c\u751f\u6210JSON\u6570\u636e\u7684C\u8bed\u8a00\u5e93\u3002\r\n\r\nJansson\u5904\u7406\u7279\u6b8ajson\u6587\u4ef6\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u6784\u5efa\u7279\u6b8a\u7684json\u6587\u4ef6\u8fdb\u884c\u62d2\u7edd\u670d\u52a1\u653b\u51fb\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": "Jansson\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Jansson Jansson"
  },
  "referenceLink": "http://www.openwall.com/lists/oss-security/2016/05/02/1",
  "serverity": "\u4e2d",
  "submitTime": "2016-05-04",
  "title": "Jansson\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2016-4425 (GCVE-0-2016-4425)

Vulnerability from cvelistv5 – Published: 2016-05-17 14:00 – Updated: 2025-12-04 17:09

Summary

Jansson 2.7 and earlier allows context-dependent attackers to cause a denial of service (deep recursion, stack consumption, and crash) via crafted JSON data.

Severity

6.5 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-12-04 17:07 UTC

CWE

n/a
CWE-674 - Uncontrolled Recursion

Assigner

mitre CNA under the mitre root

CNA scorecard E 28/100 over 2348 records in the last 180 days details

References

7 references

URL	Tags
http://www.openwall.com/lists/oss-security/2016/05/03/3	mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2016/05/01/5	mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2016/05/02/1	mailing-listx_refsource_MLIST
https://github.com/akheron/jansson/issues/282	x_refsource_CONFIRM
https://github.com/akheron/jansson/pull/284	x_refsource_CONFIRM
https://github.com/akheron/jansson/pull/284/commi…	x_refsource_CONFIRM
http://www.debian.org/security/2015/dsa-3577	vendor-advisoryx_refsource_DEBIAN

Date Public

2016-05-01 00:00

Show details on NVD website

JSON

To clipboard

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        "references": [
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            "name": "[oss-security] 20160501 CVE Request: Jansson: stack exhaustion parsing a JSON file",
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            "tags": [
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            "url": "https://github.com/akheron/jansson/issues/282"
          },
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            "tags": [
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              "x_transferred"
            ],
            "url": "https://github.com/akheron/jansson/pull/284"
          },
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            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/akheron/jansson/pull/284/commits/64ce0ad3731ebd77e02897b07920eadd0e2cc318"
          },
          {
            "name": "DSA-3577",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2015/dsa-3577"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 6.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
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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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