Vulnerability-Lookup

CNVD-2018-20062

Vulnerability from cnvd - Published: 2018-09-28

Title

TeX Live缓冲区溢出漏洞

Description

TeX Live是国际TeX用户组织TUG开发的一套TeX电子排版系统。该系统提供排版语言、宏定义等功能。 TeX Live 2018-09-21之前版本中的writet1.c文件的‘t1_check_unusual_charstring’函数存在缓冲区溢出漏洞，攻击者可借助恶意的字体（.pfb）利用该漏洞执行任意代码。

Severity

中

Patch Name

TeX Live缓冲区溢出漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://github.com/TeX-Live/texlive-source/commit/6ed0077520e2b0da1fd060c7f88db7b2e6068e4c

Reference

https://github.com/TeX-Live/texlive-source/commit/6ed0077520e2b0da1fd060c7f88db7b2e6068e4c https://lists.debian.org/debian-security-announce/2018/msg00230.html

Impacted products

Name
Tex Live TeX Live <2018-09-21

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-17407"
    }
  },
  "description": "TeX Live\u662f\u56fd\u9645TeX\u7528\u6237\u7ec4\u7ec7TUG\u5f00\u53d1\u7684\u4e00\u5957TeX\u7535\u5b50\u6392\u7248\u7cfb\u7edf\u3002\u8be5\u7cfb\u7edf\u63d0\u4f9b\u6392\u7248\u8bed\u8a00\u3001\u5b8f\u5b9a\u4e49\u7b49\u529f\u80fd\u3002\r\n\r\nTeX Live 2018-09-21\u4e4b\u524d\u7248\u672c\u4e2d\u7684writet1.c\u6587\u4ef6\u7684\u2018t1_check_unusual_charstring\u2019\u51fd\u6570\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u501f\u52a9\u6076\u610f\u7684\u5b57\u4f53\uff08.pfb\uff09\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "discovererName": "Nick Roessler",
  "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/TeX-Live/texlive-source/commit/6ed0077520e2b0da1fd060c7f88db7b2e6068e4c",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-20062",
  "openTime": "2018-09-28",
  "patchDescription": "TeX Live\u662f\u56fd\u9645TeX\u7528\u6237\u7ec4\u7ec7TUG\u5f00\u53d1\u7684\u4e00\u5957TeX\u7535\u5b50\u6392\u7248\u7cfb\u7edf\u3002\u8be5\u7cfb\u7edf\u63d0\u4f9b\u6392\u7248\u8bed\u8a00\u3001\u5b8f\u5b9a\u4e49\u7b49\u529f\u80fd\u3002\r\n\r\nTeX Live 2018-09-21\u4e4b\u524d\u7248\u672c\u4e2d\u7684writet1.c\u6587\u4ef6\u7684\u2018t1_check_unusual_charstring\u2019\u51fd\u6570\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u501f\u52a9\u6076\u610f\u7684\u5b57\u4f53\uff08.pfb\uff09\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u4ee3\u7801\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": "TeX Live\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Tex Live TeX Live \u003c2018-09-21"
  },
  "referenceLink": "https://github.com/TeX-Live/texlive-source/commit/6ed0077520e2b0da1fd060c7f88db7b2e6068e4c\r\nhttps://lists.debian.org/debian-security-announce/2018/msg00230.html",
  "serverity": "\u4e2d",
  "submitTime": "2018-09-26",
  "title": "TeX Live\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2018-17407 (GCVE-0-2018-17407)

Vulnerability from cvelistv5 – Published: 2018-09-23 21:00 – Updated: 2024-08-05 10:47

Summary

An issue was discovered in t1_check_unusual_charstring functions in writet1.c files in TeX Live before 2018-09-21. A buffer overflow in the handling of Type 1 fonts allows arbitrary code execution when a malicious font is loaded by one of the vulnerable tools: pdflatex, pdftex, dvips, or luatex.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

5 references

URL	Tags
https://github.com/TeX-Live/texlive-source/commit…	x_refsource_MISC
https://www.debian.org/security/2018/dsa-4299	vendor-advisoryx_refsource_DEBIAN
https://lists.debian.org/debian-security-announce…	x_refsource_MISC
https://usn.ubuntu.com/3788-1/	vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3788-2/	vendor-advisoryx_refsource_UBUNTU

Date Public

2018-09-23 00:00

Show details on NVD website

JSON

To clipboard

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          },
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            "name": "DSA-4299",
            "tags": [
              "vendor-advisory",
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              "x_transferred"
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            "url": "https://www.debian.org/security/2018/dsa-4299"
          },
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            "url": "https://lists.debian.org/debian-security-announce/2018/msg00230.html"
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            "name": "USN-3788-1",
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            "name": "USN-3788-2",
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              "x_refsource_UBUNTU",
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            ],
            "url": "https://usn.ubuntu.com/3788-2/"
          }
        ],
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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.

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-2018-20062

CVE-2018-17407 (GCVE-0-2018-17407)

Tags

Sightings

Nomenclature

Related by attack behaviour