CVE & CISA-KEV Catalog

CVE-2022-2848

CRITICALEPSS 87th pctl

9.1

CVSS v3

Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Kepware KEPServerEX 6.11.718.0. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of text encoding conversions. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-16486.

CWE-122Heap-based Buffer Overflow CWE-119Buffer Overflow

How to fix

Remediation Available

industrial gateway serverNVD

Affected:< 7.612Fixed in:7.612CVE-2022-2848derived from NVD

kepserver enterpriseNVD

Affected:< 6.12Fixed in:6.12CVE-2022-2848derived from NVD

kepware kepserverexNVD

Affected:< 6.12Fixed in:6.12CVE-2022-2848derived from NVD

opc-aggregatorNVD

Affected:< 6.12Fixed in:6.12CVE-2022-2848derived from NVD

thingworx kepware edgeNVD

Affected:< 1.4Fixed in:1.4CVE-2022-2848derived from NVD

thingworx kepware serverNVD

Affected:< 6.12Fixed in:6.12CVE-2022-2848derived from NVD

top serverNVD

Affected:< 6.12Fixed in:6.12CVE-2022-2848derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

3.37%probability of exploitation in 30 days

87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Third-Party Advisory2

Related Vulnerabilities

Other CWE-122 (Heap-based Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2024-26256	High	7.8	88%	-	Fix
CVE-2020-25687	Medium	5.9	87%	-	Fix
CVE-2009-3459	High	8.8	86%	KEV	Fix
CVE-2021-21017	High	8.8	86%	KEV	-
CVE-2020-25683	Medium	5.9	86%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-02-18.