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Description

ZOC Terminal 7.25.5 contains a script processing vulnerability that allows local attackers to crash the application by loading a maliciously crafted REXX script file. Attackers can generate an oversized script with 20,000 repeated characters to trigger an application crash and cause a denial of service.

PUBLISHED Reserved 2026-02-03 | Published 2026-02-05 | Updated 2026-02-05 | Assigner VulnCheck




MEDIUM: 6.7CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
MEDIUM: 6.2CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Problem types

Stack-based Buffer Overflow

Product status

7.25.5
affected

Credits

chuyreds finder

References

www.exploit-db.com/exploits/48302 (ExploitDB-48302) exploit

www.emtec.com (Vendor Homepage) product

www.vulncheck.com/...s/zoc-terminal-script-denial-of-service (VulnCheck Advisory: ZOC Terminal 7.25.5 - 'Script' Denial of Service) third-party-advisory

cve.org (CVE-2020-37128)

nvd.nist.gov (CVE-2020-37128)

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