Vulnerability-Lookup

CNVD-2019-26542

Vulnerability from cnvd - Published: 2019-08-09

Title

Exim代码问题漏洞

Description

Exim是一个运行于Unix系统中的开源消息传送代理（MTA），它主要负责邮件的路由、转发和投递。 Exim 4.85版本至4.92版本中存在代码问题漏洞，攻击者可利用该漏洞运行代码。

Severity

高

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://www.exim.org/

Reference

https://vigilance.fr/vulnerability/Exim-code-execution-via-Unusual-Configuration-29849

Impacted products

Name
Exim Exim >=4.85，<=4.92

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-13917"
    }
  },
  "description": "Exim\u662f\u4e00\u4e2a\u8fd0\u884c\u4e8eUnix\u7cfb\u7edf\u4e2d\u7684\u5f00\u6e90\u6d88\u606f\u4f20\u9001\u4ee3\u7406\uff08MTA\uff09\uff0c\u5b83\u4e3b\u8981\u8d1f\u8d23\u90ae\u4ef6\u7684\u8def\u7531\u3001\u8f6c\u53d1\u548c\u6295\u9012\u3002\n\nExim 4.85\u7248\u672c\u81f34.92\u7248\u672c\u4e2d\u5b58\u5728\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8fd0\u884c\u4ee3\u7801\u3002",
  "discovererName": "Jeremy Harris",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://www.exim.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-26542",
  "openTime": "2019-08-09",
  "products": {
    "product": "Exim Exim \u003e=4.85\uff0c\u003c=4.92"
  },
  "referenceLink": "https://vigilance.fr/vulnerability/Exim-code-execution-via-Unusual-Configuration-29849",
  "serverity": "\u9ad8",
  "submitTime": "2019-07-24",
  "title": "Exim\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2019-13917 (GCVE-0-2019-13917)

Vulnerability from cvelistv5 – Published: 2019-07-25 19:07 – Updated: 2024-08-05 00:05

Summary

Exim 4.85 through 4.92 (fixed in 4.92.1) allows remote code execution as root in some unusual configurations that use the ${sort } expansion for items that can be controlled by an attacker (e.g., $local_part or $domain).

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

5 references

URL	Tags
http://exim.org/static/doc/security/CVE-2019-13917.txt	x_refsource_CONFIRM
https://www.debian.org/security/2019/dsa-4488	vendor-advisoryx_refsource_DEBIAN
http://www.openwall.com/lists/oss-security/2019/07/26/5	mailing-listx_refsource_MLIST
https://seclists.org/bugtraq/2019/Jul/51	mailing-listx_refsource_BUGTRAQ
https://security.gentoo.org/glsa/201909-06	vendor-advisoryx_refsource_GENTOO

Show details on NVD website

JSON

To clipboard

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              "x_transferred"
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            "url": "https://www.debian.org/security/2019/dsa-4488"
          },
          {
            "name": "[oss-security] 20190726 Re: CVE-2019-13917 OVE-20190718-0006: Exim: security release ahead",
            "tags": [
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              "x_refsource_MLIST",
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            "url": "http://www.openwall.com/lists/oss-security/2019/07/26/5"
          },
          {
            "name": "20190730 [SECURITY] [DSA 4488-1] exim4 security update",
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            "name": "GLSA-201909-06",
            "tags": [
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          }
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    "dateReserved": "2019-07-18T00:00:00.000Z",
    "dateUpdated": "2024-08-05T00:05:43.995Z",
    "state": "PUBLISHED"
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  "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.