CVE-2026-32772Gnu Inetutils
NVDCVSS scored by cve@mitre.org
Vulnerability Summary
telnet in GNU inetutils through 2.7 allows servers to read arbitrary environment variables from clients via NEW_ENVIRON SEND USERVAR.
CVSS v3.1 Base Metrics — Score 3.4 (LOW)
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:NAttack VectorNetwork
Attack ComplexityHigh
Privileges RequiredNone
User InteractionRequired
ScopeChanged
ConfidentialityLow
IntegrityNone
AvailabilityNone
Affected & Patched Versions
- Gnu Inetutils <= 2.7
No patched version published yet
Until a fix ships, reduce exposure:
- Restrict access to the affected service or interface to trusted networks.
- Disable the affected feature if you do not need it.
- Watch the vendor advisory for a firmware or software update.
What to do
Prioritize this fix. Exploit code is public, so attacks can follow quickly.
- Check whether you run Gnu Inetutils and which version.
- No patched version is listed yet. Limit access to the affected service to trusted networks, and disable the feature if you can.
- Subscribe to the vendor advisory so you learn when a fix ships.
- Review logs and exposed services for signs of earlier compromise.
Timeline
- Mar 16, 2026Published
- May 5, 2026Record last modified
Score, severity and exploitation changes are tracked from the day Watchtower started logging them.
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External References
Data last checked: Nov 14, 2026 23:13 UTC