Is CVE-2021-31927 in the CISA KEV catalog?

No. CVE-2021-31927 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-31927?

CVE-2021-31927 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2021-31927?

CVE-2021-31927 has an EPSS score of 0.51% (40th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-31927?

Upgrade loyalty experience platform to 2020.1.0.1 or later.

CVE & CISA-KEV Catalog

CVE-2021-31927

MEDIUM

4.3

CVSS v3

NVD

Description

An Insecure Direct Object Reference (IDOR) vulnerability in Annex Cloud Loyalty Experience Platform <2021.1.0.1 allows any authenticated attacker to modify any existing user, including users assigned to different environments and clients. It was fixed in v2021.1.0.2.

CWE-639Authorization Bypass Through User-Controlled Key

How to fix

Remediation Available

loyalty experience platformNVD

Affected:< 2020.1.0.1Fixed in:2020.1.0.1CVE-2021-31927derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.51%probability of exploitation in 30 days

40thpercentile

Low risk: more likely to be exploited than 40% of all known CVEs.

References

Third-Party Advisory1

github.com

Product1

annexcloud.com

Related Vulnerabilities

Other CWE-639 (Authorization Bypass Through User-Controlled Key) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-6875	Critical	9.8	90%	-	-
CVE-2024-46982	High	7.5	61%	-	Fix
CVE-2021-45428	Critical	9.8	57%	-	-
CVE-2019-17382	Critical	9.1	54%	-	Fix
CVE-2019-13360	Critical	9.8	24%	-	-
CVE-2023-48783	Medium	5.4	22%	-	Fix

Embed a live status badge for CVE-2021-31927

Markdown

[![CVE-2021-31927](https://tridentstack.com/cve/badge/CVE-2021-31927.svg)](https://tridentstack.com/cve/CVE-2021-31927)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-31927"><img src="https://tridentstack.com/cve/badge/CVE-2021-31927.svg" alt="CVE-2021-31927"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.