PT-2021-14554 · Unknown · Knowledge Management

Published 2021-03-09 · Updated 2021-03-17 · CVE-2021-21488

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Knowledge Management versions 7.01, 7.02, 7.30, 7.31, 7.40, 7.50

Description The issue allows a remote attacker with basic privileges to deserialize user-controlled data without verification, leading to insecure deserialization. This triggers the attacker's code and impacts Availability.

Recommendations For versions 7.01, 7.02, 7.30, 7.31, 7.40, 7.50, consider restricting access to user-controlled data deserialization to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

CVE-2021-21488

Affected Products

Knowledge Management

References · 5

• https://osv.dev/vulnerability/CVE-2021-21488 · Vendor Advisory
• https://launchpad.support.sap.com/#/notes/2983436 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-21488 · Security Note
• https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107 · Vendor Advisory
• https://t.me/cibsecurity/24602 · Telegram Post