cnvd-2020-13504
Vulnerability from cnvd
Title
pacman命令注入漏洞
Description
pacman是一款使用在Linux中的软件包管理器。 pacman 5.2之前版本中的lib/libalpm/sync.c文件的‘apply_deltas()’函数存在命令注入漏洞。该漏洞源于外部输入数据构造可执行命令过程中，网络系统或产品未正确过滤其中的特殊元素。攻击者可利用该漏洞执行非法命令。
Severity
高
Patch Name
pacman命令注入漏洞的补丁
Patch Description
pacman是一款使用在Linux中的软件包管理器。 pacman 5.2之前版本中的lib/libalpm/sync.c文件的‘apply_deltas()’函数存在命令注入漏洞。该漏洞源于外部输入数据构造可执行命令过程中，网络系统或产品未正确过滤其中的特殊元素。攻击者可利用该漏洞执行非法命令。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

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://git.archlinux.org/pacman.git/commit/?id=c0e9be7973be6c81b22fde91516fb8991e7bb07b

Reference
https://github.com/alpinelinux/alpine-secdb/blob/master/v3.11/community.yaml https://git.archlinux.org/pacman.git/tree/lib/libalpm/sync.c?h=v5.1.3#n767 https://nvd.nist.gov/vuln/detail/CVE-2019-18183
Impacted products
Name
Pacman Pacman <5.2
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-18183"
    }
  },
  "description": "pacman\u662f\u4e00\u6b3e\u4f7f\u7528\u5728Linux\u4e2d\u7684\u8f6f\u4ef6\u5305\u7ba1\u7406\u5668\u3002\n\npacman 5.2\u4e4b\u524d\u7248\u672c\u4e2d\u7684lib/libalpm/sync.c\u6587\u4ef6\u7684\u2018apply_deltas()\u2019\u51fd\u6570\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5916\u90e8\u8f93\u5165\u6570\u636e\u6784\u9020\u53ef\u6267\u884c\u547d\u4ee4\u8fc7\u7a0b\u4e2d\uff0c\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u672a\u6b63\u786e\u8fc7\u6ee4\u5176\u4e2d\u7684\u7279\u6b8a\u5143\u7d20\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u975e\u6cd5\u547d\u4ee4\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://git.archlinux.org/pacman.git/commit/?id=c0e9be7973be6c81b22fde91516fb8991e7bb07b",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-13504",
  "openTime": "2020-02-26",
  "patchDescription": "pacman\u662f\u4e00\u6b3e\u4f7f\u7528\u5728Linux\u4e2d\u7684\u8f6f\u4ef6\u5305\u7ba1\u7406\u5668\u3002\r\n\r\npacman 5.2\u4e4b\u524d\u7248\u672c\u4e2d\u7684lib/libalpm/sync.c\u6587\u4ef6\u7684\u2018apply_deltas()\u2019\u51fd\u6570\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5916\u90e8\u8f93\u5165\u6570\u636e\u6784\u9020\u53ef\u6267\u884c\u547d\u4ee4\u8fc7\u7a0b\u4e2d\uff0c\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u672a\u6b63\u786e\u8fc7\u6ee4\u5176\u4e2d\u7684\u7279\u6b8a\u5143\u7d20\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u975e\u6cd5\u547d\u4ee4\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": "pacman\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Pacman Pacman \u003c5.2"
  },
  "referenceLink": "https://github.com/alpinelinux/alpine-secdb/blob/master/v3.11/community.yaml\r\nhttps://git.archlinux.org/pacman.git/tree/lib/libalpm/sync.c?h=v5.1.3#n767\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-18183",
  "serverity": "\u9ad8",
  "submitTime": "2020-02-25",
  "title": "pacman\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e"
}


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