cnvd - cnvd-2018-08183

cnvd-2018-08183

Vulnerability from cnvd

Title: Cisco IOS/IOS XE/IOS XR Software Link Layer Discovery Protocol子系统缓冲区溢出漏洞

Description:

Cisco IOS Software、IOS XE Software和IOS XR Software都是美国思科（Cisco）公司为其网络设备开发的操作系统。Link Layer Discovery Protocol（LLDP）subsystem是其中的一套链路层发现协议子系统。

Cisco IOS Software、IOS XE Software和IOS XR Software中的LLDP子系统存在缓冲区溢出漏洞，该漏洞源于程序未能正确的对畸形的LLDP消息执行错误处理。攻击者可通过提交LLDP协议数据单元利用该漏洞造成拒绝服务或以提升的权限执行任意代码。

Severity: 高

Patch Name: Cisco IOS/IOS XE/IOS XR Software Link Layer Discovery Protocol子系统缓冲区溢出漏洞的补丁

Patch Description:

Cisco IOS Software、IOS XE Software和IOS XR Software中的LLDP子系统存在缓冲区溢出漏洞，该漏洞源于程序未能正确的对畸形的LLDP消息执行错误处理。攻击者可通过提交LLDP协议数据单元利用该漏洞造成拒绝服务或以提升的权限执行任意代码。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:

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-lldp

Reference: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-lldp

Impacted products

Name
['Cisco IOS XE', 'Cisco IOS', 'Cisco IOS XR']

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-0167",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-0167"
    }
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  "discovererName": "Cisco",
  "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://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-lldp",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-08183",
  "openTime": "2018-04-24",
  "patchDescription": "Cisco IOS Software\u3001IOS XE Software\u548cIOS XR Software\u90fd\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u4e3a\u5176\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002Link Layer Discovery Protocol\uff08LLDP\uff09subsystem\u662f\u5176\u4e2d\u7684\u4e00\u5957\u94fe\u8def\u5c42\u53d1\u73b0\u534f\u8bae\u5b50\u7cfb\u7edf\u3002\r\n\r\nCisco IOS Software\u3001IOS XE Software\u548cIOS XR Software\u4e2d\u7684LLDP\u5b50\u7cfb\u7edf\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u7684\u5bf9\u7578\u5f62\u7684LLDP\u6d88\u606f\u6267\u884c\u9519\u8bef\u5904\u7406\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u63d0\u4ea4LLDP\u534f\u8bae\u6570\u636e\u5355\u5143\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u6216\u4ee5\u63d0\u5347\u7684\u6743\u9650\u6267\u884c\u4efb\u610f\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": "Cisco IOS/IOS XE/IOS XR Software Link Layer Discovery Protocol\u5b50\u7cfb\u7edf\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Cisco IOS XE",
      "Cisco IOS",
      "Cisco IOS XR"
    ]
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  "referenceLink": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-lldp",
  "serverity": "\u9ad8",
  "submitTime": "2018-04-03",
  "title": "Cisco IOS/IOS XE/IOS XR Software Link Layer Discovery Protocol\u5b50\u7cfb\u7edf\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2018-0167 (GCVE-0-2018-0167)

Vulnerability from cvelistv5

Published

2018-03-28 22:00

Modified

2025-07-30 01:46

Severity ?

CWE

CWE-119

Summary

Multiple Buffer Overflow vulnerabilities in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition or execute arbitrary code with elevated privileges on an affected device. Cisco Bug IDs: CSCuo17183, CSCvd73487.

References

▼	URL	Tags
	https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-lldp	x_refsource_CONFIRM
	https://ics-cert.us-cert.gov/advisories/ICSA-18-107-03	x_refsource_MISC
	https://ics-cert.us-cert.gov/advisories/ICSA-18-107-04	x_refsource_MISC
	http://www.securitytracker.com/id/1040586	vdb-entry, x_refsource_SECTRACK
	https://ics-cert.us-cert.gov/advisories/ICSA-18-107-05	x_refsource_MISC
	http://www.securityfocus.com/bid/103564	vdb-entry, x_refsource_BID

Impacted products

	Vendor	Product	Version
	n/a	Cisco IOS, IOS XE, and IOS XR	Version: Cisco IOS, IOS XE, and IOS XR

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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