A vulnerability in the web-based user interface of Cisco Prime Infrastructure (PI) and Evolved Programmable Network Manager (EPNM) could allow an authenticated, remote attacker read and write access to information stored in the affected system as well as perform remote code execution. The attacker must have valid user credentials. The vulnerability is due to improper handling of XML External Entity (XXE) entries when parsing an XML file. An attacker could exploit this vulnerability by convincing the administrator of an affected system to import a crafted XML file with malicious entries which could allow the attacker to read and write files and execute remote code within the application, aka XML Injection. Cisco Prime Infrastructure software releases 1.1 through 3.1.6 are vulnerable. Cisco EPNM software releases 1.2, 2.0, and 2.1 are vulnerable. Cisco Bug IDs: CSCvc23894 CSCvc49561.
CVE-2017-6662
HIGHNVD 8.08.0—
EchelonGraph scoreMEDIUM confidence
Score 8.0 from GitHub Security Advisory (severity: HIGH) published 2022-05-14. NVD baseline CVSS 8.0; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
8.0
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 2%CVSS: 8.0Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 8.0
- EG Score
- 8.0(medium)
- EPSS
- 81.7%
- KEV
- Not listed
Published
June 26, 2017
Last Modified
May 13, 2026
References (6)
- psirt@ciscohttp://www.securityfocus.com/bid/99194
- psirt@ciscohttp://www.securitytracker.com/id/1038750
- psirt@ciscohttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170621-piepnm1
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/99194
- af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1038750
- af854a3a-2127-422b-91ae-364da2661108https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170621-piepnm1
Data Freshness Timeline
(refreshed 11× in last 7d / 40× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-07 13:42 UTCEPSS rescore
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- 2026-06-21 01:57 UTCEPSS rescore
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- 2026-05-29 13:41 UTCEPSS rescore
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- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 12:20 UTCEG score recompute
- 2026-05-22 12:20 UTCGHSA enrichment
- 2026-05-21 22:40 UTCEPSS rescore
- 2026-05-21 20:36 UTCOSV refresh
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-18 21:30 UTCEPSS rescore
Frequently asked(5)
What is CVE-2017-6662?
CVE-2017-6662 is a high vulnerability published on June 26, 2017. A vulnerability in the web-based user interface of Cisco Prime Infrastructure (PI) and Evolved Programmable Network Manager (EPNM) could allow an authenticated, remote attacker read and write access to information stored in the affected system as well as perform remote code execution. The attacker…
When was CVE-2017-6662 disclosed?
CVE-2017-6662 was first published in the National Vulnerability Database on June 26, 2017, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-6662 actively exploited?
CVE-2017-6662 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 81.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2017-6662?
CVE-2017-6662 has a CVSS v3 base score of 8.0 (NVD).
How do I remediate CVE-2017-6662?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-6662, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
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