CVE-2001-0554

highPriorität · beachten · 64EPSS 0.387 · 99. PerzentilExploit · funktionalEURUUS
grimoire priorityP1 · Urgent
Exploitable?
Public exploit
1 exploit · funktional
Likely / severe?
38.7% (99th) EPSS
CVSS 10 · high
Is it mine?
91 products
Prüfe deine Angriffsfläche
Who says so?
4 sources
enisa_euvd · fstec_bdu · nvd · redhat_csaf

EPSS · bewertet 2026-10-23

Buffer overflow in BSD-based telnetd telnet daemon on various operating systems allows remote attackers to execute arbitrary commands via a set of options including AYT (Are You There), which is not properly handled by the telrcv function.

01

Behebungen

Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.

Ein Hersteller-Fix ist verfügbar.

  • BehobenRed Hat Linux 6.2redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. To update all RPMs for your particular architecture, run: rpm -Fvh [filenames] where [filenames] is a list of the RPMs you wish to upgrade. Only those RPMs which are currently installed will be updated. Those RPMs which are not installed but included in the list will not be updated. Note that you can also use wildcards (*.rpm) if your current directory *only* contains the desired RPMs. Please note that this update is also available via Red Hat Network. Many people find this an easier way to apply updates. To use Red Hat Network, launch the Red Hat Update Agent with the following command: up2date This will start an interactive process that will result in the appropriate RPMs being upgraded on your system.

    https://access.redhat.com/errata/RHSA-2001:100
  • BehobenRed Hat Linux 7.0redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. To update all RPMs for your particular architecture, run: rpm -Fvh [filenames] where [filenames] is a list of the RPMs you wish to upgrade. Only those RPMs which are currently installed will be updated. Those RPMs which are not installed but included in the list will not be updated. Note that you can also use wildcards (*.rpm) if your current directory *only* contains the desired RPMs. Please note that this update is also available via Red Hat Network. Many people find this an easier way to apply updates. To use Red Hat Network, launch the Red Hat Update Agent with the following command: up2date This will start an interactive process that will result in the appropriate RPMs being upgraded on your system.

    https://access.redhat.com/errata/RHSA-2001:100
  • BehobenRed Hat Linux 7.1redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. To update all RPMs for your particular architecture, run: rpm -Fvh [filenames] where [filenames] is a list of the RPMs you wish to upgrade. Only those RPMs which are currently installed will be updated. Those RPMs which are not installed but included in the list will not be updated. Note that you can also use wildcards (*.rpm) if your current directory *only* contains the desired RPMs. Please note that this update is also available via Red Hat Network. Many people find this an easier way to apply updates. To use Red Hat Network, launch the Red Hat Update Agent with the following command: up2date This will start an interactive process that will result in the appropriate RPMs being upgraded on your system.

    https://access.redhat.com/errata/RHSA-2001:100
02

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

10.0
010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · high–critical · 10–10

v2.010highAV:N/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USAusnutzbarkeit 10 · Auswirkung 10
v2.010criticalAV:N/AC:L/Au:N/C:C/I:C/A:Csecondary · FSTEC (BDU) RU
v2.010highAV:N/AC:L/Au:N/C:C/I:C/A:C/E:Hsecondary · CVSS-BT (t0sche)
03

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-120USprimär
04

Exploits (1)

Öffentlicher Proof-of-Concept- und Exploit-Code.

05

betroffene Produkte (91)

Betroffene Produkte und Versionsbereiche.

20 von 91 angezeigt
06

Advisories (1)

Hersteller- und Ökosystem-Meldungen dazu.

  • RHSA-2001:100Red Hat Security Advisory: : Updated Kerberos 5 packages now available2001-08-09csaf · redhat_csafUS

    Updated Kerberos 5 packages are now available for Red Hat Linux 6.2, 7, and 7.1. These updates close vulnerabilities due to potential buffer overflows in the Kerberos-aware telnet server included in the krb5-workstation package.

07

auch bekannt als (22)

Weitere Namen und Kennungen dieser Entität.

08

quellen

Welche Quellen diesen Datensatz belegen und wann.

enisa_euvdfstec_bdunvdredhat_csafNVDCVE.orgMITRE
veröffentlicht 2001-08-14geändert 2026-06-16
10

Referenzen (42)

Externe Belege — Patches, Meldungen, Analysen.

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