PT-2022-10055 · Dnn · Dotnetnuke

Bruno Barreirinhas · Published 2022-07-20 · Updated 2022-07-26 · CVE-2021-31858

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 DotNetNuke (DNN) version 9.9.1

Description The issue concerns a Stored Cross-Site Scripting vulnerability in the user profile biography section. This allows remote authenticated users to inject arbitrary code via a crafted payload.

Recommendations For DotNetNuke (DNN) version 9.9.1, as a temporary workaround, consider restricting access to the user profile biography section until a patch is available. Avoid using the biography section in user profiles to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-31858

Affected Products

Dotnetnuke

References · 5

• https://osv.dev/vulnerability/CVE-2021-31858 · Vendor Advisory
• https://dnnsoftware.com/community/security/security-center · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-31858 · Security Note
• https://t.me/cibsecurity/46641 · Telegram Post
• https://labs.integrity.pt/advisories/cve-2021-31858 · Note