add cve/libxml2/2020/yaml/CVE-2020-24977.yaml.

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LI, WENJIE 2022-11-30 21:39:45 +08:00
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id: CVE-2020-24977
source: https://gitlab.gnome.org/GNOME/libxml2/-/issues/178
info:
name: libxml2是开源的一个用来解析XML文档的函数库。它用C语言写成并且能为多种语言所调用例如C语言C++XSH。
severity: Medium
description: |
libxml2 v2.9.10和更早版本的libxml2/entities.c的xmlEncodeEntitiesInternal中存在缓冲区错误漏洞该漏洞源于网络系统或产品在内存上执行操作时未正确验证数据边界导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
scope-of-influence:
libxml2< v2.9.10
reference:
- https://nvd.nist.gov/vuln/detail/CVE-2020-24977
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
cvss-score: 6.5
cve-id: CVE-2020-24977
cwe-id: CWE-125
cnvd-id: None
kve-id: None
tags: cve2020,缓冲区错误