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CVE-2017-12230: A vulnerability in the web-based user interface (web UI) of Cisco IOS XE 16.2 could allow an authenticated,...

A vulnerability in the web-based user interface (web UI) of Cisco IOS XE 16.2 could allow an authenticated, remote attacker to elevate their privileges on an affected device. The vulnerability is due to incorrect default permission settings for new users who are created by using the web UI of the affected software. An attacker could exploit this vulnerability by using the web UI of the affected software to create a new user and then logging into the web UI as the newly created user. A successful exploit could allow the attacker to elevate their privileges on the affected device. This vulnerability affects Cisco devices that are running a vulnerable release Cisco IOS XE Software, if the HTTP Server feature is enabled for the device. The newly redesigned, web-based administration UI was introduced in the Denali 16.2 Release of Cisco IOS XE Software. This vulnerability does not affect the web-based administration UI in earlier releases of Cisco IOS XE Software. Cisco Bug IDs: CSCuy83062.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2017-12230 is a Cisco IOS XE 16.2 web UI privilege-escalation flaw. An authenticated remote user could create a new web UI account and gain higher privileges than intended. It matters because affected network devices could be administered by someone who should not have that level of control. Exposure is most likely on Cisco IOS XE 16.2 devices with the HTTP Server feature and redesigned web UI enabled. Environments that disable web administration or do not run the vulnerable release are less likely exposed, based on the provided sources. Prioritize remediation for internet-reachable or broadly reachable management interfaces. Although exploitation requires authentication, the affected asset class is network infrastructure, where privilege escalation can have broad operational and security impact. Mitigation focus: Review Cisco advisory cisco-sa-20170927-privesc for fixed software and official workarounds.; Inventory Cisco IOS XE devices and identify any running Denali 16.2 vulnerable releases.; Disable the HTTP Server feature where web administration is not operationally required..

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CVE-2017-12230 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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2Source links

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Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/aCisco IOS XECisco IOS XEListed
Weakness

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Permissions, Privileges, and Access Controls

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