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Vulnerability record · CVE-2015-4331 · published 22 August 2015

CVE-2015-4331: Cisco prime infrastructure permissions and access controls vulnerability

Cisco · Prime Infrastructure

Cisco Prime Infrastructure (PI) 1.4(0.45) and earlier, when AAA authentication is used, allows remote authenticated users to bypass intended access restrictions via a username with a modified composition of lowercase and uppercase characters, aka Bug ID CSum59958.

3.5 CVSS 2.0 Low EPSS 1.8% · top 22.1% CWE-264 · Permissions and access controls
3.5CVSS 2.0 base score
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Cisco Prime Infrastructure (PI) 1.4(0.45) and earlier, when AAA authentication is used, allows remote authenticated users to bypass intended access restrictions via a username with a modified composition of lowercase and uppercase characters, aka Bug ID CSum59958.

AV:N/AC:M/Au:S/C:P/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://tools.cisco.com/security/center/viewAlert.x?alertId=40553 Vendor Advisory
http://www.securitytracker.com/id/1033356 Third Party AdvisoryVDB Entry
http://tools.cisco.com/security/center/viewAlert.x?alertId=40553 Vendor Advisory
http://www.securitytracker.com/id/1033356 Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2023-44487HTTP/2 Rapid Reset stream cancellation denial of serviceThe HTTP/2 protocol permits a client to cancel many streams quickly, and the server's handling of those resets consumes disproportionate resources. T…KEVEPSS 100%analysed9.8CVE-2019-15958Cisco prime infrastructure improper input validation vulnerabilityA vulnerability in the REST API of Cisco Prime Infrastructure (PI) and Cisco Evolved Programmable Network Manager (EPNM) could allow an unauthenticat…EPSS 3.3%9.8CVE-2019-1821Cisco Prime Infrastructure and EPN Manager input validation RCECisco Prime Infrastructure and Evolved Programmable Network Manager fail to properly validate user-supplied input in the web-based management interfa…EPSS 98%analysed9.8CVE-2018-15379Cisco Prime Infrastructure web server directory permission flaw allows file uploadCisco Prime Infrastructure's HTTP web server has incorrect permission settings on important system directories, letting an unauthenticated remote att…EPSS 86%analysed9.8CVE-2018-0258Cisco Prime file upload servlet path traversal and arbitrary file executionThe Cisco Prime File Upload servlet in Cisco Prime Data Center Network Manager (10.0 and later) and Cisco Prime Infrastructure (all versions) allows …EPSS 48%analysed9.8CVE-2016-1289Cisco prime infrastructure memory buffer overflow vulnerabilityThe API in Cisco Prime Infrastructure 1.2 through 3.0 and Evolved Programmable Network Manager (EPNM) 1.2 allows remote attackers to execute arbitrar…EPSS 6.2%9.8CVE-2016-1291Cisco evolved programmable network manager improper input validation vulnerabilityCisco Prime Infrastructure 1.2.0 through 2.2(2) and Cisco Evolved Programmable Network Manager (EPNM) 1.2 allow remote attackers to execute arbitrary…EPSS 6.8%9.0CVE-2014-0679Cisco prime infrastructure improper input validation vulnerabilityCisco Prime Infrastructure 1.2 and 1.3 before 1.3.0.20-2, 1.4 before 1.4.0.45-2, and 2.0 before 2.0.0.0.294-2 allows remote authenticated users to ex…EPSS 2.1%

Source: NIST National Vulnerability Database (record CVE-2015-4331), CISA KEV, FIRST EPSS (scores of 2026-10-17). This page is refreshed as NVD updates the record.