CVE-2022-1748 | Softing Secure Integration Server NULL Pointer Dereference

Softing OPC UA C++ Server SDK, Secure Integration Server, edgeConnector, edgeAggregator, OPC Suite, and uaGate are affected by a NULL pointer dereference vulnerability.

Published: 2022-08-17 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2022-1748 is rated Moderate Risk (50.2/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.36%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2022-1748

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-08-19 0.26% 0.36% +0.10%
2 2025-08-18 0.38% 0.26% -0.11%
3 2025-05-12 — 0.38% —

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2022-1748

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 [email protected]
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 [email protected]

Weakness enumeration for CVE-2022-1748

Affected software / configurations for CVE-2022-1748

Vendor Product Version Raw CPE
softing edgeaggregator 3.1 cpe:2.3:a:softing:edgeaggregator:3.1:*:*:*:*:*:*:*
softing edgeconnector 3.1 cpe:2.3:a:softing:edgeconnector:3.1:*:*:*:*:*:*:*
softing opc 5.2 cpe:2.3:a:softing:opc:5.2:*:*:*:*:*:*:*
softing opc_ua_c\+\+_software_development_kit 6 cpe:2.3:a:softing:opc_ua_c\+\+_software_development_kit:6:*:*:*:*:*:*:*
softing secure_integration_server 1.22 cpe:2.3:a:softing:secure_integration_server:1.22:*:*:*:*:*:*:*
softing uagates 1.74 cpe:2.3:a:softing:uagates:1.74:*:*:*:*:*:*:*

References for CVE-2022-1748

URL Tags
https://industrial.softing.com/fileadmin/psirt/downloads/syt-2022-7.html Mitigation Vendor Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-22-228-04 Mitigation Third Party Advisory US Government Resource
cvelogic Threat Intelligence