Vulnerability-Lookup

CNVD-2020-25854

Vulnerability from cnvd - Published: 2020-04-30

Title

Avira AV Engine代码问题漏洞

Description

Avira是独立开发专业和个人安全解决方案的供应商。 Avira AV Engine 8.3.54.138之前版本中存在安全漏洞。攻击者可借助特制的ISO文件利用该漏洞绕过病毒检测。

Severity

中

Patch Name

Avira AV Engine代码问题漏洞的补丁

Patch Description

Avira是独立开发专业和个人安全解决方案的供应商。 Avira AV Engine 8.3.54.138之前版本中存在安全漏洞。攻击者可借助特制的ISO文件利用该漏洞绕过病毒检测。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，详情请关注厂商主页： https://www.avira.com/

Reference

https://packetstormsecurity.com/files/156472/AVIRA-Generic-Malformed-Container-Bypass.html https://nvd.nist.gov/vuln/detail/CVE-2020-9320

Impacted products

Name
AVIRA AV Engine <8.3.54.138

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-9320"
    }
  },
  "description": "Avira\u662f\u72ec\u7acb\u5f00\u53d1\u4e13\u4e1a\u548c\u4e2a\u4eba\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u7684\u4f9b\u5e94\u5546\u3002 \n\nAvira AV Engine 8.3.54.138\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684ISO\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u75c5\u6bd2\u68c0\u6d4b\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://www.avira.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-25854",
  "openTime": "2020-04-30",
  "patchDescription": "Avira\u662f\u72ec\u7acb\u5f00\u53d1\u4e13\u4e1a\u548c\u4e2a\u4eba\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u7684\u4f9b\u5e94\u5546\u3002 \r\n\r\nAvira AV Engine 8.3.54.138\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684ISO\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u75c5\u6bd2\u68c0\u6d4b\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": "Avira AV Engine\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "AVIRA AV Engine \u003c8.3.54.138"
  },
  "referenceLink": "https://packetstormsecurity.com/files/156472/AVIRA-Generic-Malformed-Container-Bypass.html\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-9320",
  "serverity": "\u4e2d",
  "submitTime": "2020-03-04",
  "title": "Avira AV Engine\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2020-9320 (GCVE-0-2020-9320)

Vulnerability from cvelistv5 – Published: 2020-02-20 21:39 – Updated: 2024-08-04 10:26 Disputed

Summary

Avira AV Engine before 8.3.54.138 allows virus-detection bypass via a crafted ISO archive. This affects versions before 8.3.54.138 of Antivirus for Endpoint, Antivirus for Small Business, Exchange Security (Gateway), Internet Security Suite for Windows, Prime, Free Security Suite for Windows, and Cross Platform Anti-malware SDK. NOTE: Vendor asserts that vulnerability does not exist in product

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

4 references

URL	Tags
https://blog.zoller.lu/p/from-low-hanging-fruit-d…	x_refsource_MISC
https://www.zoller.lu/%5BTZO-01-2020%5D%20AVIRA%2…	x_refsource_MISC
http://packetstormsecurity.com/files/156472/AVIRA…	x_refsource_MISC
http://seclists.org/fulldisclosure/2020/Feb/31	mailing-listx_refsource_FULLDISC

Show details on NVD website

JSON

To clipboard

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            "url": "https://blog.zoller.lu/p/from-low-hanging-fruit-department-avira.html"
          },
          {
            "tags": [
              "x_refsource_MISC",
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            ],
            "url": "https://www.zoller.lu/%5BTZO-01-2020%5D%20AVIRA%20Generic%20Bypass%20ISO.pdf"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://packetstormsecurity.com/files/156472/AVIRA-Generic-Malformed-Container-Bypass.html"
          },
          {
            "name": "20200227 [TZO-19-2020] - AVIRA Generic AV Bypass (ISO Container) - CVE-2020-9320",
            "tags": [
              "mailing-list",
              "x_refsource_FULLDISC",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2020/Feb/31"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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        }
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      "providerMetadata": {
        "dateUpdated": "2021-02-01T15:14:33.000Z",
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          "tags": [
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          "url": "https://www.zoller.lu/%5BTZO-01-2020%5D%20AVIRA%20Generic%20Bypass%20ISO.pdf"
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            "x_refsource_MISC"
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          "url": "http://packetstormsecurity.com/files/156472/AVIRA-Generic-Malformed-Container-Bypass.html"
        },
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          ],
          "url": "http://seclists.org/fulldisclosure/2020/Feb/31"
        }
      ],
      "tags": [
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    "datePublished": "2020-02-20T21:39:43.000Z",
    "dateReserved": "2020-02-20T00:00:00.000Z",
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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.

Action not permitted

CNVD-2020-25854

CVE-2020-9320 (GCVE-0-2020-9320)

Tags

Sightings

Nomenclature

Related by attack behaviour