Home/CVE/Buffer overflow in telnet daemon tgetent routing allows remote attackers to gain root access via the TERMCAP environment
CVE

CVE-1999-0192

Buffer overflow in telnet daemon tgetent routing allows remote attackers to gain root access via the TERMCAP environment

Buffer overflow in telnet daemon tgetent routing allows remote attackers to gain root access via the TERMCAP environmental variable.

HIGH · CVSS 10 EPSS 0.0666
Act now
  • EPSS percentile: top 9% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
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Affected Products & Versions

2
redhat linuxall versions
slackware linuxall versions
⚠

Public Exploits & PoCs

2
localRedHat Linux 6.0 / Slackware Linux 4.0 - Termcap 'tgetent()' Local Buffer Overflow (1)verified
localRedHat Linux 6.0 / Slackware Linux 4.0 - Termcap 'tgetent()' Local Buffer Overflow (2)verified
◈

Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productcriticalLinux Reverse Shell Indicator
producthighCommunication To LocaltoNet Tunneling Service Initiated - Linux
producthighPotentially Suspicious Malware Callback Communication - Linux
producthighLinux Crypto Mining Pool Connections
producthighCommunication To Ngrok Tunneling Service - Linux
producthighLinux Crypto Mining Indicators
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Scoring & Timeline

10
HIGH · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Published to NVD18 Oct 1997 · 04:00 AM
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0192
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