Home/CVE/Buffer overflow in Vixie Cron on Red Hat systems via the MAILTO environmental variable.
CVE

CVE-1999-0768

Buffer overflow in Vixie Cron on Red Hat systems via the MAILTO environmental variable.

Buffer overflow in Vixie Cron on Red Hat systems via the MAILTO environmental variable.

HIGH · CVSS 7.5 EPSS 0.06264
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
▤

Affected Products & Versions

2
redhat linuxall versions
suse linuxall versions
⚠

Public Exploits & PoCs

2
localRedHat Linux 4.2/5.2/6.0 / S.u.S.E Linux 6.0/6.1 - Cron Buffer Overflow (1)verified
localRedHat Linux 4.2/5.2/6.0 / S.u.S.E Linux 6.0/6.1 - Cron 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
▣

Scoring & Timeline

7.5
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:P/I:P/A:P
Published to NVD25 Aug 1999 · 04:00 AM
🔗

References & Sources

1
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/602
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