cnvd - cnvd-2021-11318

cnvd-2021-11318

Vulnerability from cnvd

Title: Wireshark内存泄露漏洞（CNVD-2021-11318）

Description:

Wireshark是一款网络封包分析软件。网络封包分析软件的功能是撷取网络封包，并尽可能显示出最为详细的网络封包资料。Wireshark使用WinPCAP作为接口，直接与网卡进行数据报文交换。

Wireshark中的RTPS协议解析器存在内存泄露漏洞。攻击者可通过数据包注入或特制捕获文件利用该漏洞导致拒绝服务。

Severity: 中

Patch Name: Wireshark内存泄露漏洞（CNVD-2021-11318）的补丁

Patch Description:

Wireshark中的RTPS协议解析器存在内存泄露漏洞。攻击者可通过数据包注入或特制捕获文件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://www.wireshark.org/

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-26420

Impacted products

Name
['Wireshark Wireshark 3.4.0', 'Wireshark Wireshark >=3.2.0，<=3.2.8']

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-26420",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-26420"
    }
  },
  "description": "Wireshark\u662f\u4e00\u6b3e\u7f51\u7edc\u5c01\u5305\u5206\u6790\u8f6f\u4ef6\u3002\u7f51\u7edc\u5c01\u5305\u5206\u6790\u8f6f\u4ef6\u7684\u529f\u80fd\u662f\u64b7\u53d6\u7f51\u7edc\u5c01\u5305\uff0c\u5e76\u5c3d\u53ef\u80fd\u663e\u793a\u51fa\u6700\u4e3a\u8be6\u7ec6\u7684\u7f51\u7edc\u5c01\u5305\u8d44\u6599\u3002Wireshark\u4f7f\u7528WinPCAP\u4f5c\u4e3a\u63a5\u53e3\uff0c\u76f4\u63a5\u4e0e\u7f51\u5361\u8fdb\u884c\u6570\u636e\u62a5\u6587\u4ea4\u6362\u3002\n\nWireshark\u4e2d\u7684RTPS\u534f\u8bae\u89e3\u6790\u5668\u5b58\u5728\u5185\u5b58\u6cc4\u9732\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u6570\u636e\u5305\u6ce8\u5165\u6216\u7279\u5236\u6355\u83b7\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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://www.wireshark.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-11318",
  "openTime": "2021-02-22",
  "patchDescription": "Wireshark\u662f\u4e00\u6b3e\u7f51\u7edc\u5c01\u5305\u5206\u6790\u8f6f\u4ef6\u3002\u7f51\u7edc\u5c01\u5305\u5206\u6790\u8f6f\u4ef6\u7684\u529f\u80fd\u662f\u64b7\u53d6\u7f51\u7edc\u5c01\u5305\uff0c\u5e76\u5c3d\u53ef\u80fd\u663e\u793a\u51fa\u6700\u4e3a\u8be6\u7ec6\u7684\u7f51\u7edc\u5c01\u5305\u8d44\u6599\u3002Wireshark\u4f7f\u7528WinPCAP\u4f5c\u4e3a\u63a5\u53e3\uff0c\u76f4\u63a5\u4e0e\u7f51\u5361\u8fdb\u884c\u6570\u636e\u62a5\u6587\u4ea4\u6362\u3002\r\n\r\nWireshark\u4e2d\u7684RTPS\u534f\u8bae\u89e3\u6790\u5668\u5b58\u5728\u5185\u5b58\u6cc4\u9732\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u6570\u636e\u5305\u6ce8\u5165\u6216\u7279\u5236\u6355\u83b7\u6587\u4ef6\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": "Wireshark\u5185\u5b58\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2021-11318\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Wireshark Wireshark 3.4.0",
      "Wireshark Wireshark \u003e=3.2.0\uff0c\u003c=3.2.8"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-26420",
  "serverity": "\u4e2d",
  "submitTime": "2020-12-14",
  "title": "Wireshark\u5185\u5b58\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2021-11318\uff09"
}

CVE-2020-26420 (GCVE-0-2020-26420)

Vulnerability from cvelistv5

Published

2020-12-11 17:20

Modified

2024-08-04 15:56

Severity ?

3.1 (Low) - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L

CWE

Missing release of memory after effective lifetime in Wireshark

Summary

Memory leak in RTPS protocol dissector in Wireshark 3.4.0 and 3.2.0 to 3.2.8 allows denial of service via packet injection or crafted capture file.

References

▼	URL	Tags
	https://www.wireshark.org/security/wnpa-sec-2020-18.html	x_refsource_MISC
	https://gitlab.com/wireshark/wireshark/-/issues/16994	x_refsource_MISC
	https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26420.json	x_refsource_CONFIRM
	https://security.gentoo.org/glsa/202101-12	vendor-advisory, x_refsource_GENTOO
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YHWDZPWQJMLK64VFDWJC5SEGPNH6Y72Z/	vendor-advisory, x_refsource_FEDORA
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M75HYXU36SP6GHIDPHNZGJKEO6TX4C4Y/	vendor-advisory, x_refsource_FEDORA
	https://www.oracle.com/security-alerts/cpuApr2021.html	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	The Wireshark Foundation	Wireshark	Version: 3.4.0 Version: >= 3.2.0 to < 3.2.9

Show details on NVD website

JSON

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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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