Vulnerability-Lookup

CNVD-2020-13176

Vulnerability from cnvd - Published: 2020-02-25

Title

IBM DB2特殊报文拒绝服务漏洞

Description

IBM DB2是美国IBM公司的一套关系型数据库管理系统。该系统的执行环境主要有UNIX、Linux、IBMi、z/OS以及Windows服务器版本。 IBM DB2中存在安全漏洞。攻击者可通过发送特制的数据包利用该漏洞消耗大量内存并造成DB2异常终止。

Severity

中

Patch Name

IBM DB2特殊报文拒绝服务漏洞的补丁

Patch Description

IBM DB2是美国IBM公司的一套关系型数据库管理系统。该系统的执行环境主要有UNIX、Linux、IBMi、z/OS以及Windows服务器版本。 IBM DB2中存在安全漏洞。攻击者可通过发送特制的数据包利用该漏洞消耗大量内存并造成DB2异常终止。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

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://www.ibm.com/support/pages/node/2876307

Reference

https://www.ibm.com/blogs/psirt/security-bulletin-ibm-db2-is-vulnerable-to-denial-of-service-cve-2020-4135/

Impacted products

Name
['IBM DB2 11.1', 'IBM DB2 10.5', 'IBM DB2 9.7', 'IBM DB2 10.1', 'IBM DB2 11.5']

Show details on source website

JSON

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-4135"
    }
  },
  "description": "IBM DB2\u662f\u7f8e\u56fdIBM\u516c\u53f8\u7684\u4e00\u5957\u5173\u7cfb\u578b\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\u3002\u8be5\u7cfb\u7edf\u7684\u6267\u884c\u73af\u5883\u4e3b\u8981\u6709UNIX\u3001Linux\u3001IBMi\u3001z/OS\u4ee5\u53caWindows\u670d\u52a1\u5668\u7248\u672c\u3002\n\nIBM DB2\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u7279\u5236\u7684\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u6d88\u8017\u5927\u91cf\u5185\u5b58\u5e76\u9020\u6210DB2\u5f02\u5e38\u7ec8\u6b62\u3002",
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-13176",
  "openTime": "2020-02-25",
  "patchDescription": "IBM DB2\u662f\u7f8e\u56fdIBM\u516c\u53f8\u7684\u4e00\u5957\u5173\u7cfb\u578b\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\u3002\u8be5\u7cfb\u7edf\u7684\u6267\u884c\u73af\u5883\u4e3b\u8981\u6709UNIX\u3001Linux\u3001IBMi\u3001z/OS\u4ee5\u53caWindows\u670d\u52a1\u5668\u7248\u672c\u3002\r\n\r\nIBM DB2\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u7279\u5236\u7684\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u6d88\u8017\u5927\u91cf\u5185\u5b58\u5e76\u9020\u6210DB2\u5f02\u5e38\u7ec8\u6b62\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": "IBM DB2\u7279\u6b8a\u62a5\u6587\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "IBM DB2 11.1",
      "IBM DB2 10.5",
      "IBM DB2 9.7",
      "IBM DB2 10.1",
      "IBM DB2 11.5"
    ]
  },
  "referenceLink": "https://www.ibm.com/blogs/psirt/security-bulletin-ibm-db2-is-vulnerable-to-denial-of-service-cve-2020-4135/",
  "serverity": "\u4e2d",
  "submitTime": "2020-02-18",
  "title": "IBM DB2\u7279\u6b8a\u62a5\u6587\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2020-4135 (GCVE-0-2020-4135)

Vulnerability from cvelistv5 – Published: 2020-02-19 15:15 – Updated: 2024-09-16 18:28

Summary

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow an unauthenticated user to send specially crafted packets to cause a denial of service from excessive memory usage.

Severity

7.5 (High)


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

CWE

Denial of Service

Assigner

ibm mitre root

References

3 references

URL	Tags
https://www.ibm.com/support/pages/node/2876307	x_refsource_CONFIRM
https://exchange.xforce.ibmcloud.com/vulnerabilit…	vdb-entryx_refsource_XF
https://security.netapp.com/advisory/ntap-2021010…	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
IBM	DB2 for Linux- UNIX and Windows	Affected: 9.7 Affected: 10.1 Affected: 10.5 Affected: 11.1 Affected: 11.5

Date Public

2020-02-18 00:00

Show details on NVD website

JSON

To clipboard

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    ],
    "cna": {
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          "versions": [
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              "version": "9.7"
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            },
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              "status": "affected",
              "version": "10.5"
            },
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            },
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            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "exploitCodeMaturity": "UNPROVEN",
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            "privilegesRequired": "NONE",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 6.5,
            "temporalSeverity": "MEDIUM",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/A:H/PR:N/AC:L/C:N/S:U/UI:N/AV:N/I:N/RC:C/RL:O/E:U",
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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.

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.

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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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CNVD-2020-13176

CVE-2020-4135 (GCVE-0-2020-4135)

Tags

Sightings

Nomenclature

Related by attack behaviour