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Description

Cyberoam Authentication Client 2.1.2.7 contains a buffer overflow vulnerability that allows remote attackers to execute arbitrary code by overwriting Structured Exception Handler (SEH) memory. Attackers can craft a malicious input in the 'Cyberoam Server Address' field to trigger a bind TCP shell on port 1337 with system-level access.

PUBLISHED Reserved 2026-02-01 | Published 2026-02-06 | Updated 2026-02-17 | Assigner VulnCheck




HIGH: 8.4CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CRITICAL: 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem types

Stack-based Buffer Overflow

Product status

2.1.2.7
affected

Credits

Andrey Stoykov finder

References

www.exploit-db.com/exploits/48148 (ExploitDB-48148) exploit

cyberoam-general-authentication-client.software.informer.... (Archived Cyberoam Authentication Client Software) product

www.vulncheck.com/...thentication-client-buffer-overflow-seh (VulnCheck Advisory: Cyberoam Authentication Client 2.1.2.7 - Buffer Overflow (SEH)) third-party-advisory

cve.org (CVE-2020-37095)

nvd.nist.gov (CVE-2020-37095)

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