Medium severity · published Apr 1, 2021
CVE-2021-27653
Misconfiguration of the Pega Chat Access Group portal in Pega platform 7.4.0 - 8.5.x could lead to unintended data exposure
4.9
CVSS
1.1%
EPSS
No
On KEV
Description
Misconfiguration of the Pega Chat Access Group portal in Pega platform 7.4.0 - 8.5.x could lead to unintended data exposure.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 66% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IN
Infinity · Pega
7.4.0 before 8.5.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-27653
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-27653
Vendor Advisory
https://collaborate.pega.com/discussion/pega-security-advisory-%E2%80%93-b21
Exploit
https://robertwillishacking.com/census-vulnerability-exposes-10k-oauth-tokens-thousands-of-user-records/
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