Home/CVE/Buffer overflow in Vixie cron allows local users to gain root access via a long MAILTO environment variable in a crontab
CVE

CVE-1999-0872

Buffer overflow in Vixie cron allows local users to gain root access via a long MAILTO environment variable in a crontab

Buffer overflow in Vixie cron allows local users to gain root access via a long MAILTO environment variable in a crontab file.

HIGH · CVSS 7.2 EPSS 0.00063
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
▤

Affected Products & Versions

4
paul vixie vixie cronall versions
caldera openlinuxall versions
debian linuxall versions
redhat linuxall versions
◈

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
▣

Scoring & Timeline

7.2
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:L/AC:L/Au:N/C:C/I:C/A:C
Published to NVD25 Aug 1999 · 04:00 AM
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/611
http://www.securityfocus.com/bid/759
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