Vulnerability-Lookup

CNVD-2020-04543

Vulnerability from cnvd - Published: 2020-02-10

Title

Zulip Server开放重定向漏洞

Description

Zulip是一款功能强大的开源群聊应用程序，结合了即时聊天的即时性与线程化对话的生产力优势。 Zulip Server中的图像缩略图处理程序存在开放重定向漏洞。目前没有详细的漏洞细节提供。

Severity

中

Patch Name

Zulip Server开放重定向漏洞的补丁

Patch Description

Zulip是一款功能强大的开源群聊应用程序，结合了即时聊天的即时性与线程化对话的生产力优势。 Zulip Server中的图像缩略图处理程序存在开放重定向漏洞。目前没有详细的漏洞细节提供。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： https://github.com/zulip/zulip/commit/b7c87a4d82397a5e6ac169b6098bed0b1ae7a583

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-19775

Impacted products

Name
Zulip Zulip Server >=1.9.0，<2.0.8

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-19775",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-19775"
    }
  },
  "description": "Zulip\u662f\u4e00\u6b3e\u529f\u80fd\u5f3a\u5927\u7684\u5f00\u6e90\u7fa4\u804a\u5e94\u7528\u7a0b\u5e8f\uff0c\u7ed3\u5408\u4e86\u5373\u65f6\u804a\u5929\u7684\u5373\u65f6\u6027\u4e0e\u7ebf\u7a0b\u5316\u5bf9\u8bdd\u7684\u751f\u4ea7\u529b\u4f18\u52bf\u3002\n\nZulip Server\u4e2d\u7684\u56fe\u50cf\u7f29\u7565\u56fe\u5904\u7406\u7a0b\u5e8f\u5b58\u5728\u5f00\u653e\u91cd\u5b9a\u5411\u6f0f\u6d1e\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/zulip/zulip/commit/b7c87a4d82397a5e6ac169b6098bed0b1ae7a583",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-04543",
  "openTime": "2020-02-10",
  "patchDescription": "Zulip\u662f\u4e00\u6b3e\u529f\u80fd\u5f3a\u5927\u7684\u5f00\u6e90\u7fa4\u804a\u5e94\u7528\u7a0b\u5e8f\uff0c\u7ed3\u5408\u4e86\u5373\u65f6\u804a\u5929\u7684\u5373\u65f6\u6027\u4e0e\u7ebf\u7a0b\u5316\u5bf9\u8bdd\u7684\u751f\u4ea7\u529b\u4f18\u52bf\u3002\r\n\r\nZulip Server\u4e2d\u7684\u56fe\u50cf\u7f29\u7565\u56fe\u5904\u7406\u7a0b\u5e8f\u5b58\u5728\u5f00\u653e\u91cd\u5b9a\u5411\u6f0f\u6d1e\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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": "Zulip Server\u5f00\u653e\u91cd\u5b9a\u5411\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Zulip Zulip Server \u003e=1.9.0\uff0c\u003c2.0.8"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-19775",
  "serverity": "\u4e2d",
  "submitTime": "2019-12-18",
  "title": "Zulip Server\u5f00\u653e\u91cd\u5b9a\u5411\u6f0f\u6d1e"
}

CVE-2019-19775 (GCVE-0-2019-19775)

Vulnerability from cvelistv5 – Published: 2019-12-18 03:27 – Updated: 2024-08-05 02:25

Summary

The image thumbnailing handler in Zulip Server versions 1.9.0 to before 2.0.8 allowed an open redirect that was visible to logged-in users.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://github.com/zulip/zulip/commit/b7c87a4d823…	x_refsource_CONFIRM
https://blog.zulip.org/2019/12/13/zulip-server-2-…	x_refsource_CONFIRM

Show details on NVD website

JSON

To clipboard

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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.

Action not permitted

CNVD-2020-04543

CVE-2019-19775 (GCVE-0-2019-19775)

Tags

Sightings

Nomenclature

Related by attack behaviour