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Fencer Vulns
medium 5.0

CVE-2005-0488 json

Certain BSD-based Telnet clients, including those used on Solaris and SuSE Linux, allow remote malicious Telnet servers to read sensitive e…

published 2005-06-14 21 y ago modified 2026-06-16 4 mo ago also EUVD-2005-0489

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
17.1%
EPSS 17.1% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known

Summary

Certain BSD-based Telnet clients, including those used on Solaris and SuSE Linux, allow remote malicious Telnet servers to read sensitive environment variables via the NEW-ENVIRON option with a SEND ENV_USERVAR command.

Patch / fix

  • krb5 Debian 14, Debian 13, Debian 12 1.8.3+dfsg-4

debian advisories DEBIAN-CVE-2005-0488

  • krb5 RHEL 3 1.2.7-47
  • krb5-libs RHEL 3 1.2.7-47
  • krb5-server RHEL 3 1.2.7-47
  • krb5-workstation RHEL 3 1.2.7-47

red hat advisories RHSA-2005:562

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2005-0488 updated

security flaw

  • Red Hat Desktop version 3 krb5 1.2.7-47, krb5-libs 1.2.7-47, krb5-server 1.2.7-47, telnet 0.17-26.EL3.3, krb5-workstation 1.2.7-47, telnet-server 0.17-26.EL3.3 Red Hat Enterprise Linux AS version 3 krb5 1.2.7-47, krb5-libs 1.2.7-47, krb5-server 1.2.7-47, telnet 0.17-26.EL3.3, krb5-workstation 1.2.7-47, telnet-server 0.17-26.EL3.3
    fixed: vendor fix RHSA-2005:562
  • Red Hat Enterprise Linux AS version 4 telnet 0.17-31.EL4.3, telnet-server 0.17-31.EL4.3 Red Hat Enterprise Linux Desktop version 4 telnet 0.17-31.EL4.3, telnet-server 0.17-31.EL4.3
    fixed: vendor fix RHSA-2005:504
  • Red Hat Enterprise Linux ES version 3 krb5 1.2.7-47, krb5-libs 1.2.7-47, krb5-server 1.2.7-47, telnet 0.17-26.EL3.3, krb5-workstation 1.2.7-47, telnet-server 0.17-26.EL3.3
    fixed: vendor fix RHSA-2005:562
  • Red Hat Enterprise Linux ES version 4 telnet 0.17-31.EL4.3, telnet-server 0.17-31.EL4.3
    fixed: vendor fix RHSA-2005:504
  • Red Hat Enterprise Linux WS version 3 krb5 1.2.7-47, krb5-libs 1.2.7-47, krb5-server 1.2.7-47, telnet 0.17-26.EL3.3, krb5-workstation 1.2.7-47, telnet-server 0.17-26.EL3.3
    fixed: vendor fix RHSA-2005:562
  • Red Hat Enterprise Linux WS version 4 telnet 0.17-31.EL4.3, telnet-server 0.17-31.EL4.3
    fixed: vendor fix RHSA-2005:504

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

17.12% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.