CVE-2021-1582: cisco application_policy_infrastructure_controller Cross-site Scripting
Vulnerability summary
CVE-2021-1582 is a medium (CVSS 5.4) Cross-site Scripting vulnerability in cisco application_policy_infrastructure_controller. EPSS estimates a 0.60% chance of exploitation in the next 30 days, higher than 47.6% of scored vulnerabilities.
Timeline
- 25-08-2021PublishedVulnerability first disclosed.
- 07-11-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
3 scores · 2 sources · 2 versions- NVDNIST5.4MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS trend
Probability
0.60%
Chance of exploitation in the next 30 days
Percentile
48%
Versus all other CVEs
30-day change
0.00 pp
From 0.60% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Cisco3 products
- application_policy_infrastructure_controller< 3.2\(10f\) | ≥ 4.0, < 4.2\(7i\) | ≥ 5.0, < 5.2\(2f\)
- cisco application policy infrastructure controller (apic)n/a
- cloud_application_policy_infrastructure_controller< 3.2\(10f\) | ≥ 4.0, < 4.2\(7i\) | ≥ 5.0, < 5.2\(1h\)
1 vendor · 3 products
References
1 links- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-capic-scss-bFT75YrMVendor AdvisoryX Refsource CISCOPatch