Vulnerability-Lookup

CNVD-2020-04521

Vulnerability from cnvd - Published: 2020-02-10

Title

Squid信息泄露漏洞（CNVD-2020-04521）

Description

Squid是一套代理服务器和Web缓存服务器软件。该软件提供缓存万维网、过滤流量、代理上网等功能。 Squid存在信息泄露漏洞，攻击者可利用该漏洞通过发送特制的HTTP请求获取服务器资源信息。

Severity

中

Patch Name

Squid信息泄露漏洞（CNVD-2020-04521）的补丁

Patch Description

Squid是一套代理服务器和Web缓存服务器软件。该软件提供缓存万维网、过滤流量、代理上网等功能。 Squid存在信息泄露漏洞，攻击者可利用该漏洞通过发送特制的HTTP请求获取服务器资源信息。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

厂商已发布了漏洞修复程序，请及时关注更新： http://www.squid-cache.org/Advisories/SQUID-2020_1.txt

Reference

https://exchange.xforce.ibmcloud.com/vulnerabilities/175719

Impacted products

Name
Squid Squid <4.10

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-8449"
    }
  },
  "description": "Squid\u662f\u4e00\u5957\u4ee3\u7406\u670d\u52a1\u5668\u548cWeb\u7f13\u5b58\u670d\u52a1\u5668\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u63d0\u4f9b\u7f13\u5b58\u4e07\u7ef4\u7f51\u3001\u8fc7\u6ee4\u6d41\u91cf\u3001\u4ee3\u7406\u4e0a\u7f51\u7b49\u529f\u80fd\u3002\n\nSquid\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u53d1\u9001\u7279\u5236\u7684HTTP\u8bf7\u6c42\u83b7\u53d6\u670d\u52a1\u5668\u8d44\u6e90\u4fe1\u606f\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttp://www.squid-cache.org/Advisories/SQUID-2020_1.txt",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-04521",
  "openTime": "2020-02-10",
  "patchDescription": "Squid\u662f\u4e00\u5957\u4ee3\u7406\u670d\u52a1\u5668\u548cWeb\u7f13\u5b58\u670d\u52a1\u5668\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u63d0\u4f9b\u7f13\u5b58\u4e07\u7ef4\u7f51\u3001\u8fc7\u6ee4\u6d41\u91cf\u3001\u4ee3\u7406\u4e0a\u7f51\u7b49\u529f\u80fd\u3002\r\n\r\nSquid\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u53d1\u9001\u7279\u5236\u7684HTTP\u8bf7\u6c42\u83b7\u53d6\u670d\u52a1\u5668\u8d44\u6e90\u4fe1\u606f\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": "Squid\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2020-04521\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Squid Squid \u003c4.10"
  },
  "referenceLink": "https://exchange.xforce.ibmcloud.com/vulnerabilities/175719",
  "serverity": "\u4e2d",
  "submitTime": "2020-02-06",
  "title": "Squid\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2020-04521\uff09"
}

CVE-2020-8449 (GCVE-0-2020-8449)

Vulnerability from cvelistv5 – Published: 2020-02-04 19:50 – Updated: 2024-08-04 09:56

Summary

An issue was discovered in Squid before 4.10. Due to incorrect input validation, it can interpret crafted HTTP requests in unexpected ways to access server resources prohibited by earlier security filters.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

15 references

URL	Tags
http://www.squid-cache.org/Advisories/SQUID-2020_1.txt	x_refsource_MISC
http://www.squid-cache.org/Versions/v4/changesets…	x_refsource_MISC
http://www.squid-cache.org/Versions/v3/3.5/change…	x_refsource_MISC
http://www.squid-cache.org/Versions/v4/changesets…	x_refsource_MISC
http://www.squid-cache.org/Versions/v4/changesets…	x_refsource_MISC
http://www.squid-cache.org/Versions/v3/3.5/change…	x_refsource_MISC
https://usn.ubuntu.com/4289-1/	vendor-advisoryx_refsource_UBUNTU
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
https://security.gentoo.org/glsa/202003-34	vendor-advisoryx_refsource_GENTOO
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
https://www.debian.org/security/2020/dsa-4682	vendor-advisoryx_refsource_DEBIAN
https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST
https://security.netapp.com/advisory/ntap-2021030…	x_refsource_CONFIRM

Show details on NVD website

JSON

To clipboard

{
  "containers": {
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          "dateUpdated": "2024-08-04T09:56:28.402Z",
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          },
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            "url": "https://security.netapp.com/advisory/ntap-20210304-0002/"
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        ],
        "title": "CVE Program Container"
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          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G6W2IQ7QV2OGREFFUBNVZIDD3RJBDE4R/"
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        },
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          ],
          "url": "https://www.debian.org/security/2020/dsa-4682"
        },
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          "name": "[debian-lts-announce] 20200710 [SECURITY] [DLA 2278-1] squid3 security update",
          "tags": [
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          "url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00009.html"
        },
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          "url": "https://security.netapp.com/advisory/ntap-20210304-0002/"
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  "cveMetadata": {
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    "assignerShortName": "mitre",
    "cveId": "CVE-2020-8449",
    "datePublished": "2020-02-04T19:50:21.000Z",
    "dateReserved": "2020-01-30T00:00:00.000Z",
    "dateUpdated": "2024-08-04T09:56:28.402Z",
    "state": "PUBLISHED"
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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.

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.