cnvd-2020-73760
Vulnerability from cnvd
Title: OpenJPEG缓冲区溢出漏洞(CNVD-2020-73760)
Description:
OpenJPEG是一款基于C语言的开源JPEG2000编码解码器。
OpenJPEG存在缓冲区溢出漏洞,攻击者可利用该漏洞通过opj_pi_next_rlcp触发缓冲区溢出,以触发拒绝服务并可能运行代码。
Severity: 高
Patch Name: OpenJPEG缓冲区溢出漏洞(CNVD-2020-73760)的补丁
Patch Description:
OpenJPEG是一款基于C语言的开源JPEG2000编码解码器。
OpenJPEG存在缓冲区溢出漏洞,攻击者可利用该漏洞通过opj_pi_next_rlcp触发缓冲区溢出,以触发拒绝服务并可能运行代码。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/commit/8f5aff1dff510a964d3901d0fba281abec98ab63
Reference: https://vigilance.fr/vulnerability/OpenJPEG-buffer-overflow-via-opj-pi-next-rlcp-34191
Impacted products
Name | OpenJPEG OpenJPEG null |
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{ "cves": { "cve": { "cveNumber": "CVE-2020-27845", "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-27845" } }, "description": "OpenJPEG\u662f\u4e00\u6b3e\u57fa\u4e8eC\u8bed\u8a00\u7684\u5f00\u6e90JPEG2000\u7f16\u7801\u89e3\u7801\u5668\u3002\n\nOpenJPEG\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7opj_pi_next_rlcp\u89e6\u53d1\u7f13\u51b2\u533a\u6ea2\u51fa\uff0c\u4ee5\u89e6\u53d1\u62d2\u7edd\u670d\u52a1\u5e76\u53ef\u80fd\u8fd0\u884c\u4ee3\u7801\u3002", "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/commit/8f5aff1dff510a964d3901d0fba281abec98ab63", "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e", "number": "CNVD-2020-73760", "openTime": "2020-12-24", "patchDescription": "OpenJPEG\u662f\u4e00\u6b3e\u57fa\u4e8eC\u8bed\u8a00\u7684\u5f00\u6e90JPEG2000\u7f16\u7801\u89e3\u7801\u5668\u3002\r\n\r\nOpenJPEG\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7opj_pi_next_rlcp\u89e6\u53d1\u7f13\u51b2\u533a\u6ea2\u51fa\uff0c\u4ee5\u89e6\u53d1\u62d2\u7edd\u670d\u52a1\u5e76\u53ef\u80fd\u8fd0\u884c\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": "OpenJPEG\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2020-73760\uff09\u7684\u8865\u4e01", "products": { "product": "OpenJPEG OpenJPEG null" }, "referenceLink": "https://vigilance.fr/vulnerability/OpenJPEG-buffer-overflow-via-opj-pi-next-rlcp-34191", "serverity": "\u9ad8", "submitTime": "2020-12-23", "title": "OpenJPEG\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2020-73760\uff09" }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- 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.
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