PT-2018-16198 · Nextcloud · Nextcloud Talk

Nickvergessen · Published 2018-08-13 · Updated 2019-10-09 · CVE-2018-3781

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions NextCloud Talk versions prior to 3.2.5

Description The issue is related to a missing sanitization of search results for an autocomplete field, which could lead to a stored XSS requiring user-interaction. The missing sanitization only affected user names, hence malicious search results could only be crafted by authenticated users.

Recommendations For versions prior to 3.2.5, update to version 3.2.5 or later to resolve the issue.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2018-3781

Affected Products

Nextcloud Talk

References · 4

• https://osv.dev/vulnerability/CVE-2018-3781 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-3781 · Security Note
• https://nextcloud.com/security/advisory/?id=NC-SA-2018-009 · Vendor Advisory
• https://hackerone.com/reports/383117 · Note