cnvd - cnvd-2020-58051

cnvd-2020-58051

Vulnerability from cnvd

Title: libproxy缓冲区溢出漏洞（CNVD-2020-58051）

Description:

libproxy是个人开发者的一个提供自动配置代理的库。

libproxy 0.4.x 到0.4.15版本中存在缓冲区溢出漏洞。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。

Severity: 中

Patch Name: libproxy缓冲区溢出漏洞（CNVD-2020-58051）的补丁

Patch Description:

libproxy是个人开发者的一个提供自动配置代理的库。

libproxy 0.4.x 到0.4.15版本中存在缓冲区溢出漏洞。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。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://github.com/libproxy/libproxy/issues/134

Reference: https://usn.ubuntu.com/4514-1/

Impacted products

Name
libproxy libproxy >=0.4.*，<=0.4.15

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-25219",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-25219"
    }
  },
  "description": "libproxy\u662f\u4e2a\u4eba\u5f00\u53d1\u8005\u7684\u4e00\u4e2a\u63d0\u4f9b\u81ea\u52a8\u914d\u7f6e\u4ee3\u7406\u7684\u5e93\u3002\n\nlibproxy 0.4.x \u52300.4.15\u7248\u672c\u4e2d\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5728\u5185\u5b58\u4e0a\u6267\u884c\u64cd\u4f5c\u65f6\uff0c\u672a\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u8fb9\u754c\uff0c\u5bfc\u81f4\u5411\u5173\u8054\u7684\u5176\u4ed6\u5185\u5b58\u4f4d\u7f6e\u4e0a\u6267\u884c\u4e86\u9519\u8bef\u7684\u8bfb\u5199\u64cd\u4f5c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\u7b49\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/libproxy/libproxy/issues/134",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-58051",
  "openTime": "2020-10-22",
  "patchDescription": "libproxy\u662f\u4e2a\u4eba\u5f00\u53d1\u8005\u7684\u4e00\u4e2a\u63d0\u4f9b\u81ea\u52a8\u914d\u7f6e\u4ee3\u7406\u7684\u5e93\u3002\r\n\r\nlibproxy 0.4.x \u52300.4.15\u7248\u672c\u4e2d\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5728\u5185\u5b58\u4e0a\u6267\u884c\u64cd\u4f5c\u65f6\uff0c\u672a\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u8fb9\u754c\uff0c\u5bfc\u81f4\u5411\u5173\u8054\u7684\u5176\u4ed6\u5185\u5b58\u4f4d\u7f6e\u4e0a\u6267\u884c\u4e86\u9519\u8bef\u7684\u8bfb\u5199\u64cd\u4f5c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\u7b49\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": "libproxy\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2020-58051\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "libproxy libproxy \u003e=0.4.*\uff0c\u003c=0.4.15"
  },
  "referenceLink": "https://usn.ubuntu.com/4514-1/",
  "serverity": "\u4e2d",
  "submitTime": "2020-09-21",
  "title": "libproxy\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2020-58051\uff09"
}

CVE-2020-25219 (GCVE-0-2020-25219)

Vulnerability from cvelistv5

Published

2020-09-09 20:30

Modified

2024-08-04 15:33

Severity ?

CWE

Summary

url::recvline in url.cpp in libproxy 0.4.x through 0.4.15 allows a remote HTTP server to trigger uncontrolled recursion via a response composed of an infinite stream that lacks a newline character. This leads to stack exhaustion.

References

▼	URL	Tags
	https://github.com/libproxy/libproxy/issues/134	x_refsource_MISC
	https://lists.debian.org/debian-lts-announce/2020/09/msg00012.html	mailing-list, x_refsource_MLIST
	https://usn.ubuntu.com/4514-1/	vendor-advisory, x_refsource_UBUNTU
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CNID6EZVOVH7EZB7KFU2EON54CFDIVUR/	vendor-advisory, x_refsource_FEDORA
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JF5JSONJNO64ARWRVOS6K6HSIPHEF3H2/	vendor-advisory, x_refsource_FEDORA
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SSVZAAVHBJR3Z4MZNR55QW3OQFAS2STH/	vendor-advisory, x_refsource_FEDORA
	http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00030.html	vendor-advisory, x_refsource_SUSE
	http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00033.html	vendor-advisory, x_refsource_SUSE
	https://www.debian.org/security/2020/dsa-4800	vendor-advisory, x_refsource_DEBIAN

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

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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.
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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