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CVE-2022-22336

25
FAUCET Score

CVE-2022-22336 is a denial-of-service vulnerability affecting IBM Sterling External Authentication Server and IBM Sterling Secure Proxy versions 6.0.3.0, 6.0.2.0, and 3.4.3.2. This flaw, rated 7.5 HIGH on the CVSS scale, allows a remote, unauthenticated attacker to exhaust system resources due to a resource leak, leading to service disruption. There is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
3.4.3.2CPE matchmatch criteria
cpe:2.3:a:ibm:sterling_external_authentication_server:3.4.3.2:*:*:*:*:*:*:*
6.0.2.0CPE matchmatch criteria
cpe:2.3:a:ibm:sterling_external_authentication_server:6.0.2.0:*:*:*:*:*:*:*
6.0.3.0CPE matchmatch criteria
cpe:2.3:a:ibm:sterling_external_authentication_server:6.0.3.0:*:*:*:*:*:*:*
3.4.3.2CPE matchmatch criteria
cpe:2.3:a:ibm:sterling_secure_proxy:3.4.3.2:*:*:*:*:*:*:*
6.0.2CPE matchmatch criteria
cpe:2.3:a:ibm:sterling_secure_proxy:6.0.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.00%
Probability of exploitation in next 30 days
EPSS Percentile
78.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0200 is in the 62nd percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

exchange.xforce.ibmcloud.com / vulnerabilities/219395
VDB EntryVendor Advisory
ibm.com / support/pages/node/6558796
Vendor Advisory