CVE & CISA-KEV Catalog

CVE-2026-32772

LOW
3.4
CVSS v3
NVD

Description

telnet in GNU inetutils through 2.7 allows servers to read arbitrary environment variables from clients via NEW_ENVIRON SEND USERVAR.

How to fix

Remediation Available
inetutilsDebian
Fixed in:2:2.0-1+deb11u4CVE-2026-32772
Fixed in:2:2.4-2+deb12u3CVE-2026-32772
Fixed in:2:2.6-3+deb13u3CVE-2026-32772
Fixed in:2:2.7-5CVE-2026-32772
inetutilsUbuntu
Fixed in:2:1.9.2-1ubuntu0.1~esm4USN-8387-1
Fixed in:2:1.9.4-1ubuntu0.1~esm6USN-8387-1
Fixed in:2:1.9.4-3ubuntu0.1+esm5USN-8387-1
Fixed in:2:1.9.4-11ubuntu0.2+esm4USN-8387-1
Fixed in:2:2.2-2ubuntu0.2+esm1USN-8387-1
Fixed in:2:2.5-3ubuntu4.2USN-8387-1
Fixed in:2:2.6-1ubuntu3.2USN-8387-1
inetutils-ftpUbuntu
Fixed in:2:1.9.2-1ubuntu0.1~esm4USN-8387-1
Fixed in:2:1.9.4-1ubuntu0.1~esm6USN-8387-1
Fixed in:2:1.9.4-3ubuntu0.1+esm5USN-8387-1
Fixed in:2:1.9.4-11ubuntu0.2+esm4USN-8387-1
Fixed in:2:2.2-2ubuntu0.2+esm1USN-8387-1
Fixed in:2:2.5-3ubuntu4.2USN-8387-1
Fixed in:2:2.6-1ubuntu3.2USN-8387-1
inetutils-ftpdUbuntu
Fixed in:2:1.9.2-1ubuntu0.1~esm4USN-8387-1
Fixed in:2:1.9.4-1ubuntu0.1~esm6USN-8387-1
Fixed in:2:1.9.4-3ubuntu0.1+esm5USN-8387-1
Fixed in:2:1.9.4-11ubuntu0.2+esm4USN-8387-1
Fixed in:2:2.2-2ubuntu0.2+esm1USN-8387-1
Fixed in:2:2.5-3ubuntu4.2USN-8387-1
Fixed in:2:2.6-1ubuntu3.2USN-8387-1
inetutils-inetdUbuntu
Fixed in:2:1.9.2-1ubuntu0.1~esm4USN-8387-1
Fixed in:2:1.9.4-1ubuntu0.1~esm6USN-8387-1
Fixed in:2:1.9.4-3ubuntu0.1+esm5USN-8387-1
Fixed in:2:1.9.4-11ubuntu0.2+esm4USN-8387-1
Fixed in:2:2.2-2ubuntu0.2+esm1USN-8387-1
Fixed in:2:2.5-3ubuntu4.2USN-8387-1
Fixed in:2:2.6-1ubuntu3.2USN-8387-1
inetutils-pingUbuntu
Fixed in:2:1.9.2-1ubuntu0.1~esm4USN-8387-1
Fixed in:2:1.9.4-1ubuntu0.1~esm6USN-8387-1
Fixed in:2:1.9.4-3ubuntu0.1+esm5USN-8387-1
Fixed in:2:1.9.4-11ubuntu0.2+esm4USN-8387-1
Fixed in:2:2.2-2ubuntu0.2+esm1USN-8387-1
Fixed in:2:2.5-3ubuntu4.2USN-8387-1
Fixed in:2:2.6-1ubuntu3.2USN-8387-1
inetutils-syslogdUbuntu
Fixed in:2:1.9.2-1ubuntu0.1~esm4USN-8387-1
Fixed in:2:1.9.4-1ubuntu0.1~esm6USN-8387-1
Fixed in:2:1.9.4-3ubuntu0.1+esm5USN-8387-1
Fixed in:2:1.9.4-11ubuntu0.2+esm4USN-8387-1
Fixed in:2:2.2-2ubuntu0.2+esm1USN-8387-1
Fixed in:2:2.5-3ubuntu4.2USN-8387-1
Fixed in:2:2.6-1ubuntu3.2USN-8387-1
inetutils-talkUbuntu
Fixed in:2:1.9.2-1ubuntu0.1~esm4USN-8387-1
Fixed in:2:1.9.4-1ubuntu0.1~esm6USN-8387-1
Fixed in:2:1.9.4-3ubuntu0.1+esm5USN-8387-1
Fixed in:2:1.9.4-11ubuntu0.2+esm4USN-8387-1
Fixed in:2:2.2-2ubuntu0.2+esm1USN-8387-1
Fixed in:2:2.5-3ubuntu4.2USN-8387-1
Fixed in:2:2.6-1ubuntu3.2USN-8387-1
inetutils-talkdUbuntu
Fixed in:2:1.9.2-1ubuntu0.1~esm4USN-8387-1
Fixed in:2:1.9.4-1ubuntu0.1~esm6USN-8387-1
Fixed in:2:1.9.4-3ubuntu0.1+esm5USN-8387-1
Fixed in:2:1.9.4-11ubuntu0.2+esm4USN-8387-1
Fixed in:2:2.2-2ubuntu0.2+esm1USN-8387-1
Fixed in:2:2.5-3ubuntu4.2USN-8387-1
Fixed in:2:2.6-1ubuntu3.2USN-8387-1
inetutils-telnetUbuntu
Fixed in:2:1.9.2-1ubuntu0.1~esm4USN-8387-1
Fixed in:2:1.9.4-1ubuntu0.1~esm6USN-8387-1
Fixed in:2:1.9.4-3ubuntu0.1+esm5USN-8387-1
Fixed in:2:1.9.4-11ubuntu0.2+esm4USN-8387-1
Fixed in:2:2.2-2ubuntu0.2+esm1USN-8387-1
Fixed in:2:2.5-3ubuntu4.2USN-8387-1
Fixed in:2:2.6-1ubuntu3.2USN-8387-1
inetutils-telnetdUbuntu
Fixed in:2:1.9.2-1ubuntu0.1~esm4USN-8387-1
Fixed in:2:1.9.4-1ubuntu0.1~esm6USN-8387-1
Fixed in:2:1.9.4-3ubuntu0.1+esm5USN-8387-1
Fixed in:2:1.9.4-11ubuntu0.2+esm4USN-8387-1
Fixed in:2:2.2-2ubuntu0.2+esm1USN-8387-1
Fixed in:2:2.5-3ubuntu4.2USN-8387-1
Fixed in:2:2.6-1ubuntu3.2USN-8387-1
inetutils-toolsUbuntu
Fixed in:2:1.9.2-1ubuntu0.1~esm4USN-8387-1
Fixed in:2:1.9.4-1ubuntu0.1~esm6USN-8387-1
Fixed in:2:1.9.4-3ubuntu0.1+esm5USN-8387-1
Fixed in:2:1.9.4-11ubuntu0.2+esm4USN-8387-1
Fixed in:2:2.2-2ubuntu0.2+esm1USN-8387-1
Fixed in:2:2.5-3ubuntu4.2USN-8387-1
Fixed in:2:2.6-1ubuntu3.2USN-8387-1
inetutils-tracerouteUbuntu
Fixed in:2:1.9.2-1ubuntu0.1~esm4USN-8387-1
Fixed in:2:1.9.4-1ubuntu0.1~esm6USN-8387-1
Fixed in:2:1.9.4-3ubuntu0.1+esm5USN-8387-1
Fixed in:2:1.9.4-11ubuntu0.2+esm4USN-8387-1
Fixed in:2:2.2-2ubuntu0.2+esm1USN-8387-1
Fixed in:2:2.5-3ubuntu4.2USN-8387-1
Fixed in:2:2.6-1ubuntu3.2USN-8387-1
telnetUbuntu
Fixed in:0.17+2.5-3ubuntu4.2USN-8387-1
Fixed in:0.17+2.6-1ubuntu3.2USN-8387-1
telnetdUbuntu
Fixed in:0.17+2.5-3ubuntu4.2USN-8387-1
Fixed in:0.17+2.6-1ubuntu3.2USN-8387-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityHigh
Privileges RequiredNone
User InteractionRequired
ScopeChanged

Impact

ConfidentialityLow
IntegrityNone
AvailabilityNone

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:N

Exploit Intelligence

0.19%probability of exploitation in 30 days
9thpercentile

Low risk: more likely to be exploited than 9% of all known CVEs.

References

Exploit1
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-05.