PT-2022-4524 · Kepware · Kepserverex

Sharon Brizinov + 2 · Published 2022-08-30 · Updated 2025-02-18 · CVE-2022-2848

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Kepware KEPServerEX version 6.11.718.0

Description This issue allows remote attackers to execute arbitrary code on affected installations. Authentication is not required to exploit this issue. The specific flaw exists within the handling of text encoding conversions, resulting 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 issue to execute code in the context of SYSTEM.

Recommendations For Kepware KEPServerEX version 6.11.718.0, consider disabling the handling of text encoding conversions until a patch is available. Restrict access to the heap-based buffer to minimize the risk of exploitation. Avoid using user-supplied data in the affected installations until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this issue.

Fix

Heap Based Buffer Overflow

Buffer Overflow

Weakness Enumeration

CWE-122

CWE-119

Related Identifiers

BDU:2022-05393

CVE-2022-2848

ZDI-22-1454

Affected Products

Kepserverex

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2022-2848 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-22-1454 · Security Note
• https://bdu.fstec.ru/vul/2022-05393 · Security Note
• https://osv.dev/vulnerability/CVE-2022-2848 · Vendor Advisory
• https://t.me/cvenotify/48737 · Telegram Post
• https://t.me/cvenotify/111637 · Telegram Post
• https://t.me/cibsecurity/61100 · Telegram Post
• https://cisa.gov/uscert/ics/advisories/icsa-22-242-10 · Note
• https://t.me/cvenotify/47897 · Telegram Post