CVE-2022-20914Network attack vector

Credential disclosure via oververbose ERS API response

Published Aug 10, 2022 · Updated Nov 1, 2024

Information disclosure in the ERS API of Cisco Identity Services Engine allows remote authenticated users to obtain external server credentials. A specific REST API response returns administrative credentials for an external authentication server without masking them. Exploitation requires valid ERS administrative credentials; a successful request reveals stored secrets from the configured external authentication server.

CVSS severity4.9
Medium
EPSS probability0.93%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in the ERS API of Cisco Identity Services Engine allows remote authenticated users to obtain external server credentials. A specific REST API response returns administrative credentials for an external authentication server without masking them. Exploitation requires valid ERS administrative credentials; a successful request reveals stored secrets from the configured external authentication server.

The record

CVE
CVE-2022-20914
Published
Aug 10, 2022
Updated
Nov 1, 2024
Vendor
ClamAV
Product
Cisco Identity Services Engine
Classifications
CWE-549, CWE-522, T1552
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Aug 10, 2022CVE publishedPublication date reported by the CVE source.
  2. Nov 1, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=n/a

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

ClamAV · Cisco Identity Services Engineversion=n/a

Published CVSS scores

4.9Cisco Systems, Inc.CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-549Missing Password Field Masking
CWE-522Insufficiently Protected Credentials
T1552Unsecured Credentials

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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