cnvd - cnvd-2019-00241

CNVD-2019-00241

Vulnerability from cnvd - Published: 2019-01-03

Title

Gnuplot缓冲区溢出漏洞（CNVD-2019-00241）

Description

Gnuplot是一款开放源代码绘图软件。 Gnuplot 5.2.5版本中的post.trm文件存在缓冲区溢出漏洞，该漏洞源于程序未能检测发送到‘set font’函数的参数大小。攻击者可借助任意长度的字体名利用该漏洞劫持控制流。

Severity

中

Patch Name

Gnuplot缓冲区溢出漏洞（CNVD-2019-00241）的补丁

Patch Description

Gnuplot是一款开放源代码绘图软件。 Gnuplot 5.2.5版本中的post.trm文件存在缓冲区溢出漏洞，该漏洞源于程序未能检测发送到‘set font’函数的参数大小。攻击者可借助任意长度的字体名利用该漏洞劫持控制流。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

厂商已发布漏洞修复程序，请及时关注更新： https://sourceforge.net/p/gnuplot/gnuplot-main/ci/d5020716834582b20a5e12cdd49f39ee4f9dd949/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2018-19491

Impacted products

Name
Gnuplot Gnuplot 5.2.5

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-19491"
    }
  },
  "description": "Gnuplot\u662f\u4e00\u6b3e\u5f00\u653e\u6e90\u4ee3\u7801\u7ed8\u56fe\u8f6f\u4ef6\u3002\n\nGnuplot 5.2.5\u7248\u672c\u4e2d\u7684post.trm\u6587\u4ef6\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u68c0\u6d4b\u53d1\u9001\u5230\u2018set font\u2019\u51fd\u6570\u7684\u53c2\u6570\u5927\u5c0f\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u4efb\u610f\u957f\u5ea6\u7684\u5b57\u4f53\u540d\u5229\u7528\u8be5\u6f0f\u6d1e\u52ab\u6301\u63a7\u5236\u6d41\u3002",
  "discovererName": "Thorsten Alteholz",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://sourceforge.net/p/gnuplot/gnuplot-main/ci/d5020716834582b20a5e12cdd49f39ee4f9dd949/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-00241",
  "openTime": "2019-01-03",
  "patchDescription": "Gnuplot\u662f\u4e00\u6b3e\u5f00\u653e\u6e90\u4ee3\u7801\u7ed8\u56fe\u8f6f\u4ef6\u3002\r\n\r\nGnuplot 5.2.5\u7248\u672c\u4e2d\u7684post.trm\u6587\u4ef6\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u68c0\u6d4b\u53d1\u9001\u5230\u2018set font\u2019\u51fd\u6570\u7684\u53c2\u6570\u5927\u5c0f\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u4efb\u610f\u957f\u5ea6\u7684\u5b57\u4f53\u540d\u5229\u7528\u8be5\u6f0f\u6d1e\u52ab\u6301\u63a7\u5236\u6d41\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": "Gnuplot\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2019-00241\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Gnuplot Gnuplot 5.2.5"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-19491",
  "serverity": "\u4e2d",
  "submitTime": "2018-11-26",
  "title": "Gnuplot\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2019-00241\uff09"
}

CVE-2018-19491 (GCVE-0-2018-19491)

Vulnerability from cvelistv5 – Published: 2018-11-23 17:00 – Updated: 2024-08-05 11:37

Summary

An issue was discovered in post.trm in Gnuplot 5.2.5. This issue allows an attacker to conduct a buffer overflow with an arbitrary amount of data in the PS_options function. This flaw is caused by a missing size check of an argument passed to the "set font" function. This issue occurs when the Gnuplot postscript terminal is used as a backend.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://sourceforge.net/p/gnuplot/gnuplot-main/ci…	x_refsource_MISC
	https://lists.debian.org/debian-lts-announce/2018…	mailing-listx_refsource_MLIST
	https://lists.debian.org/debian-lts-announce/2018…	mailing-listx_refsource_MLIST
	https://sourceforge.net/p/gnuplot/bugs/2094/	x_refsource_MISC
	http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
	https://usn.ubuntu.com/4541-1/	vendor-advisoryx_refsource_UBUNTU

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

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.

Action not permitted

CNVD-2019-00241

CVE-2018-19491 (GCVE-0-2018-19491)

Tags

Sightings

Nomenclature