Vulnerability-Lookup

CNVD-2020-59711

Vulnerability from cnvd - Published: 2020-10-30

Title

LibRaw空指针解引用漏洞

Description

libraw是一个用来处理RAW(CRW/CR2,NEF,RAF,DNG,andothers)格式图片的C++库，支持各种操作系统。 LibRaw 20.0版本存在代码问题漏洞，该漏洞源于src/metadata/tiff的parse_tiff_ifd中有一个空指针解引用cpp，攻击者可利用该漏洞执行任意代码。

Severity

低

Patch Name

LibRaw空指针解引用漏洞的补丁

Patch Description

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://github.com/LibRaw/LibRaw/commit/78d323ecbe6a9752aee6e97118a76d40704d73ee

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-24890

Impacted products

Name
LibRaw LibRaw 20.0

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-24890",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-24890"
    }
  },
  "description": "libraw\u662f\u4e00\u4e2a\u7528\u6765\u5904\u7406RAW(CRW/CR2,NEF,RAF,DNG,andothers)\u683c\u5f0f\u56fe\u7247\u7684C++\u5e93\uff0c\u652f\u6301\u5404\u79cd\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nLibRaw 20.0\u7248\u672c\u5b58\u5728\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8esrc/metadata/tiff\u7684parse_tiff_ifd\u4e2d\u6709\u4e00\u4e2a\u7a7a\u6307\u9488\u89e3\u5f15\u7528cpp\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/LibRaw/LibRaw/commit/78d323ecbe6a9752aee6e97118a76d40704d73ee",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-59711",
  "openTime": "2020-10-30",
  "patchDescription": "libraw\u662f\u4e00\u4e2a\u7528\u6765\u5904\u7406RAW(CRW/CR2,NEF,RAF,DNG,andothers)\u683c\u5f0f\u56fe\u7247\u7684C++\u5e93\uff0c\u652f\u6301\u5404\u79cd\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nLibRaw 20.0\u7248\u672c\u5b58\u5728\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8esrc/metadata/tiff\u7684parse_tiff_ifd\u4e2d\u6709\u4e00\u4e2a\u7a7a\u6307\u9488\u89e3\u5f15\u7528cpp\uff0c\u653b\u51fb\u8005\u53ef\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": "LibRaw\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "LibRaw LibRaw 20.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-24890",
  "serverity": "\u4f4e",
  "submitTime": "2020-09-17",
  "title": "LibRaw\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e"
}

CVE-2020-24890 (GCVE-0-2020-24890)

Vulnerability from cvelistv5 – Published: 2020-09-16 14:39 – Updated: 2024-08-04 15:19 Disputed

Summary

libraw 20.0 has a null pointer dereference vulnerability in parse_tiff_ifd in src/metadata/tiff.cpp, which may result in context-dependent arbitrary code execution. Note: this vulnerability occurs only if you compile the software in a certain way

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

3 references

URL	Tags
https://github.com/LibRaw/LibRaw/issues/335	x_refsource_MISC
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://security.gentoo.org/glsa/202010-05	vendor-advisoryx_refsource_GENTOO

Show details on NVD website

JSON

To clipboard

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          },
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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.
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CNVD-2020-59711

CVE-2020-24890 (GCVE-0-2020-24890)

Tags

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Nomenclature

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