CVE-2018-15448

Name: CVE-2018-15448
Creator: NVD / NIST
Published: 2018-11-08T19:29:01.113+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 2.22%

Last modified Jun 17, 2026

CVE-2018-15448 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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. EPSS estimates a 2.22% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

2.22%

80.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-16

Affected Software

Vendor	Product	Versions
Cisco	Registered Envelope Service	All versions

References

http://www.securityfocus.com/bid/105862Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181107-res-info-discVendor Advisory
http://www.securityfocus.com/bid/105862Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181107-res-info-discVendor Advisory

Timeline

Published: Nov 8, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-15448?

How severe is CVE-2018-15448?

CVE-2018-15448 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.22% probability of exploitation in the next 30 days.

How do I fix CVE-2018-15448?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-15448?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST