Vulnerability-Lookup

CNVD-2019-28646

Vulnerability from cnvd - Published: 2019-08-23

Title

GNU patch存在未明漏洞

Description

GNU patch是GNU计划的一套用于生成补丁文件的工具。 GNU patch 2.7.6及之前版本中的pch.c文件的‘do_ed_script’函数存在安全漏洞，该漏洞源于程序接收了开头为!字符的字符串。目前没有详细漏洞细节提供。

Severity

中

Patch Name

GNU patch存在未明漏洞的补丁

Patch Description

GNU patch是GNU计划的一套用于生成补丁文件的工具。 GNU patch 2.7.6及之前版本中的pch.c文件的‘do_ed_script’函数存在安全漏洞，该漏洞源于程序接收了开头为!字符的字符串。目前没有详细漏洞细节提供。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

目前厂商已发布升级补丁以修复漏洞，补丁获取链接：https://git.savannah.gnu.org/cgit/patch.git/commit/?id=3fcd042d26d70856e826a42b5f93dc4854d80bf0

Reference

https://git.savannah.gnu.org/cgit/patch.git/commit/?id=3fcd042d26d70856e826a42b5f93dc4854d80bf0

Impacted products

Name
Gnu GNU patch <=2.7.6

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-20969",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2018-20969"
    }
  },
  "description": "GNU patch\u662fGNU\u8ba1\u5212\u7684\u4e00\u5957\u7528\u4e8e\u751f\u6210\u8865\u4e01\u6587\u4ef6\u7684\u5de5\u5177\u3002\n\nGNU patch 2.7.6\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684pch.c\u6587\u4ef6\u7684\u2018do_ed_script\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u63a5\u6536\u4e86\u5f00\u5934\u4e3a!\u5b57\u7b26\u7684\u5b57\u7b26\u4e32\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "discovererName": "Imre Rad",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1ahttps://git.savannah.gnu.org/cgit/patch.git/commit/?id=3fcd042d26d70856e826a42b5f93dc4854d80bf0",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-28646",
  "openTime": "2019-08-23",
  "patchDescription": "GNU patch\u662fGNU\u8ba1\u5212\u7684\u4e00\u5957\u7528\u4e8e\u751f\u6210\u8865\u4e01\u6587\u4ef6\u7684\u5de5\u5177\u3002\r\n\r\nGNU patch 2.7.6\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684pch.c\u6587\u4ef6\u7684\u2018do_ed_script\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u63a5\u6536\u4e86\u5f00\u5934\u4e3a!\u5b57\u7b26\u7684\u5b57\u7b26\u4e32\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\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": "GNU patch\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Gnu GNU patch \u003c=2.7.6"
  },
  "referenceLink": "https://git.savannah.gnu.org/cgit/patch.git/commit/?id=3fcd042d26d70856e826a42b5f93dc4854d80bf0",
  "serverity": "\u4e2d",
  "submitTime": "2019-08-20",
  "title": "GNU patch\u5b58\u5728\u672a\u660e\u6f0f\u6d1e"
}

CVE-2018-20969 (GCVE-0-2018-20969)

Vulnerability from cvelistv5 – Published: 2019-08-16 03:36 – Updated: 2024-08-05 12:19

Summary

do_ed_script in pch.c in GNU patch through 2.7.6 does not block strings beginning with a ! character. NOTE: this is the same commit as for CVE-2019-13638, but the ! syntax is specific to ed, and is unrelated to a shell metacharacter.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

9 references

URL	Tags
https://git.savannah.gnu.org/cgit/patch.git/commi…	x_refsource_MISC
https://seclists.org/bugtraq/2019/Aug/29	mailing-listx_refsource_BUGTRAQ
http://packetstormsecurity.com/files/154124/GNU-p…	x_refsource_MISC
https://github.com/irsl/gnu-patch-vulnerabilities	x_refsource_MISC
https://access.redhat.com/errata/RHSA-2019:2798	vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2019:2964	vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2019:3757	vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2019:3758	vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2019:4061	vendor-advisoryx_refsource_REDHAT

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date	Other

Nomenclature

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Confirmed: The vulnerability has been validated from an analyst's perspective.
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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.

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CNVD-2019-28646

CVE-2018-20969 (GCVE-0-2018-20969)

Tags

Sightings

Nomenclature

Related by attack behaviour