Vulnerability · Published Aug 25, 2021 · Assigned by cisco

CVE-2021-1582Cisco Application Policy Infrastructure Controller Stored Cross-Site Scripting Vulnerability

Medium 5.4

In plain English

A medium-severity cross-site scripting in Cisco Application Policy Infrastructure Controller (APIC) from Cisco. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 49% of all known vulnerabilities).

Severity (CVSS 3.1)5.4Medium

Exploit odds (30 days)0.6%top 51.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A vulnerability in the web UI of Cisco Application Policy Infrastructure Controller (APIC) or Cisco Cloud APIC could allow an authenticated, remote attacker to perform a stored cross-site scripting attack on an affected system. This vulnerability is due to improper input validation in the web UI. An authenticated attacker could exploit this vulnerability by sending malicious input to the web UI. A successful exploit could allow the attacker to execute arbitrary script code in the context of the web-based interface or access sensitive, browser-based information.

Affected products (as reported)

Vendor	Product	Versions
Cisco	Cisco Application Policy Infrastructure Controller (APIC)	n/a

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

References

20210825 Cisco Application Policy Infrastructure Controller Stored Cross-Site Scripting Vulnerability vendor-advisory, x_refsource_CISCO