cnvd-2019-31371
Vulnerability from cnvd
Title
OpenJPEG越界访问漏洞
Description
OpenJPEG是一个C语言编写的开放源码的JPEG 2000编解码器。 OpenJPEG 2.3.0及更早版本中的openmj2/pi.c中的pi_next_lrcp、pi_next_rlcp、pi_next_rpcl、pi_next_pcrl、pi_next_rpcl及pi_next_cprl函数存在越界访问漏洞。远程攻击者可利用该漏洞导致拒绝服务。
Severity
中
Patch Name
OpenJPEG越界访问漏洞的补丁
Patch Description
OpenJPEG是一个C语言编写的开放源码的JPEG 2000编解码器。 OpenJPEG 2.3.0及更早版本中的openmj2/pi.c中的pi_next_lrcp、pi_next_rlcp、pi_next_rpcl、pi_next_pcrl、pi_next_rpcl及pi_next_cprl函数存在越界访问漏洞。远程攻击者可利用该漏洞导致拒绝服务。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/uclouvain/openjpeg/pull/1168/commits/c277159986c80142180fbe5efb256bbf3bdf3edc

Reference
https://nvd.nist.gov/vuln/detail/CVE-2018-20846
Impacted products
Name
OpenJPEG OpenJPEG <=2.3.0
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-20846",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2018-20846"
    }
  },
  "description": "OpenJPEG\u662f\u4e00\u4e2aC\u8bed\u8a00\u7f16\u5199\u7684\u5f00\u653e\u6e90\u7801\u7684JPEG 2000\u7f16\u89e3\u7801\u5668\u3002\n\nOpenJPEG 2.3.0\u53ca\u66f4\u65e9\u7248\u672c\u4e2d\u7684openmj2/pi.c\u4e2d\u7684pi_next_lrcp\u3001pi_next_rlcp\u3001pi_next_rpcl\u3001pi_next_pcrl\u3001pi_next_rpcl\u53capi_next_cprl\u51fd\u6570\u5b58\u5728\u8d8a\u754c\u8bbf\u95ee\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "OpenJPEG",
  "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/uclouvain/openjpeg/pull/1168/commits/c277159986c80142180fbe5efb256bbf3bdf3edc",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-31371",
  "openTime": "2019-09-15",
  "patchDescription": "OpenJPEG\u662f\u4e00\u4e2aC\u8bed\u8a00\u7f16\u5199\u7684\u5f00\u653e\u6e90\u7801\u7684JPEG 2000\u7f16\u89e3\u7801\u5668\u3002\r\n\r\nOpenJPEG 2.3.0\u53ca\u66f4\u65e9\u7248\u672c\u4e2d\u7684openmj2/pi.c\u4e2d\u7684pi_next_lrcp\u3001pi_next_rlcp\u3001pi_next_rpcl\u3001pi_next_pcrl\u3001pi_next_rpcl\u53capi_next_cprl\u51fd\u6570\u5b58\u5728\u8d8a\u754c\u8bbf\u95ee\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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": "OpenJPEG\u8d8a\u754c\u8bbf\u95ee\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "OpenJPEG OpenJPEG \u003c=2.3.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-20846",
  "serverity": "\u4e2d",
  "submitTime": "2019-06-27",
  "title": "OpenJPEG\u8d8a\u754c\u8bbf\u95ee\u6f0f\u6d1e"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.