TI-2018-11008 Aliases CVE-2018-15448 GHSA-pwfj-gc87-c7xv

Cisco Registered Envelope Service Information Disclosure Vulnerability

MEDIUM 43CWE-16Published 2018-11-08 · Updated 2024-11-26

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · None · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

A vulnerability in the user management functions of Cisco Registered Envelope Service could allow an unauthenticated, remote attacker to discover sensitive user information. The attacker could use this information to conduct additional reconnaissance attacks. The vulnerability is due to an insecure configuration that allows improper indexing. An attacker could exploit this vulnerability by using a search engine to look for specific data strings. A successful exploit could allow the attacker to discover certain sensitive information about the application, including usernames.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.02222 82nd percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Cisco	Cisco Registered Envelope Service	all versions	—	No fix listed	CNA

Cisco Registered Envelope Service VendorCisco Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:cisco:registered_envelope_service:-:::::::*	not specified by NVD	Vulnerable	Cisco

cpe:2.3:a:cisco:registered_envelope_service:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2018-15448
2026-10-03 Alias added: GHSA-pwfj-gc87-c7xv

References

Advisory 1

20181107 Cisco Registered Envelope Service Information Disclosure Vulnerability

TI-2017-09099 Cross-site scripting in Cisco Registered Envelope Service CVSS 3.0MEDIUM 6.1
TI-2017-09097 Cross-site scripting in Cisco Registered Envelope Service CVSS 3.0MEDIUM 6.1
TI-2017-09096 Cross-site scripting in Cisco Registered Envelope Service CVSS 3.0MEDIUM 6.1
TI-2017-02985 Improper input validation in Cisco Registered Envelope Service CVSS 3.0MEDIUM 6.1
TI-2019-01402 Cisco Registered Envelope Service Stored Cross-Site Scripting Vulnerability CVSS 3.1MEDIUM 5.4
TI-2018-00326 Cross-site scripting in Cisco Registered Envelope Service CVSS 3.0MEDIUM 5.4

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences