Which products and versions are affected by CVE-2021-27651?

Affected: Infinity (Pega) versions >= 8.2.1. The full list is in the CVE brief.

Is CVE-2021-27651 being exploited in the wild?

It is not listed in any known-exploited vulnerabilities catalog.

Is CVE-2021-27651 in the CISA KEV catalog?

No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.

Is there a public exploit for CVE-2021-27651?

No public exploit code is known.

Is there a fix for CVE-2021-27651?

Fixed versions are available, including Infinity <=8.5.2, Infinity 8.5.2, Infinity unspecified.

How urgently should CVE-2021-27651 be patched?

Brandefense priority: patch immediately, because it is very likely to be exploited soon.

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Vulnerability Intelligence

CVE-2021-27651

Q: What is CVE-2021-27651?

In versions 8.2.1 through 8.5.2 of Pega Infinity, the password reset functionality for local accounts can be used to bypass local authentication checks.

Q: How urgently should CVE-2021-27651 be patched?

Brandefense priority: patch immediately, because it is very likely to be exploited soon.

Critical

In versions 8.2.1 through 8.5.2 of Pega Infinity, the password reset functionality for local accounts can be used to bypass local authentication checks.

Published Apr 29, 2021 · Updated Nov 21, 2024

Key Facts

Patch immediately

CVE-2021-27651 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting Infinity (Pega).
It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
EPSS estimates a 54% probability of exploitation in the next 30 days.
Fixed versions are available, including Infinity <=8.5.2, Infinity 8.5.2, Infinity unspecified.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

CVSS v3.1

9.8

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

EPSS (30-day exploit likelihood)

54%

Higher than 98.9% of all scored CVEs

Exploited in the wild

No known

Not in a known-exploited catalog

Public exploit code

None known

Get the full CVE-2021-27651 brief as a PDF

Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.

Description

In versions 8.2.1 through 8.5.2 of Pega Infinity, the password reset functionality for local accounts can be used to bypass local authentication checks.

Affected Products

2 affected entries in total

Product	Affected versions	Fixed in
InfinityPega	>= 8.2.1	8.5.2

Patched Releases

Infinity

<=8.5.2, 8.5.2, unspecified

Timeline

Publicly disclosed
Apr 29, 2021
Last updated
Nov 21, 2024

Weakness Type

CWE-287 Improper Authentication

References

advisoryhttps://collaborate.pega.com/discussion/pega-security-advisory-a21-hotfix-matrix

FAQ

Common Questions.

In versions 8.2.1 through 8.5.2 of Pega Infinity, the password reset functionality for local accounts can be used to bypass local authentication checks.
Affected: Infinity (Pega) versions >= 8.2.1. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
Fixed versions are available, including Infinity <=8.5.2, Infinity 8.5.2, Infinity unspecified.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

Is CVE-2021-27651 Running On Your Attack Surface?

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