What’s Vulnerable › Vulnerabilities

CVE-2020-37095: Cyberoam Authentication Client 2.1.2.7 - Buffer Overflow (SEH)

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-02-07 · updated 2026-06-17
• Weakness: CWE-121

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.

Affected products

• Cyberoam Authentication Client: 2.1.2.7

References

• https://cyberoam-general-authentication-client.software.informer.com/2.1/
• https://www.exploit-db.com/exploits/48148
• https://www.vulncheck.com/advisories/cyberoam-authentication-client-buffer-overflow-seh

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