CVE-2026-27515: Binardat 10G08-0800GSM Network Switch · Weak Randomness
Affects Binardat 10G08-0800GSM Network SwitchSource CVE Database V5
Not known to be exploited · CVSS 9.3 Critical : upgrade to V300SP10260209 as a priority.
Data as of 29 Oct 2026, 19:04 UTC
Contested
Critical score, yet low EPSS after six months- EPSS
- 0.3% chance of exploitation in 30 days – higher than 30% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in V300SP10260209
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 24 Feb 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
Upgrade Binardat 10G08-0800GSM Network Switch to V300SP10260209.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Binardat Ltd.10G08-0800GSM Network Switch | Affected
| Fixed in
|
AI-suggested
- Immediate firmware upgrade to version V300SP10260209 or later once available from Binardat Ltd. to ensure the use of cryptographically secure session identifiers.
- If patching is not immediately possible, restrict access to the web management interface using network segmentation, firewall rules, and VPNs to limit exposure to trusted administrators only.
- Implement multi-factor authentication (MFA) on management interfaces where supported to add an additional layer of security beyond session IDs.
- Monitor network traffic and logs for unusual session ID patterns or repeated failed attempts to guess session identifiers, indicating potential reconnaissance or exploitation attempts.
- Employ intrusion detection/prevention systems (IDS/IPS) tuned to detect anomalous access to the switch management interface.
- Conduct regular security audits and penetration testing focused on network device management interfaces to identify similar weaknesses.
- Educate network administrators on the risks of predictable session identifiers and the importance of timely patching and secure configuration.
- Consider deploying compensating controls such as jump hosts or bastion servers for management access to reduce direct exposure of vulnerable devices.
Description
Binardat 10G08-0800GSM network switch firmware versions prior to V300SP10260209 generate predictable numeric session identifiers in the web management interface. An attacker can guess valid session IDs and hijack authenticated sessions.
References
- binardat.com/products/8-port-10-gigabit-sfp-managed-switch,-support-1g-sfp-and-10g-sfp-module,-160gbps-bandwidth,-l3-web-managed,-metal-fanless-fiber-binardat-network-switch (opens in a new tab)
- vulncheck.com/advisories/binardat-10g08-0800gsm-network-switch-predictable-session-identifiers (opens in a new tab)