Vulnerability Name:

CVE-1999-0769 (CCN-3335)

Assigned:1999-08-25
Published:1999-08-25
Updated:2008-09-09
Summary:Vixie Cron on Linux systems allows local users to set parameters of sendmail commands via the MAILTO environmental variable.
CVSS v3 Severity:9.3 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
7.2 High (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-Other
Vulnerability Consequences:Gain Privileges
References:Source: CCN
Type: Caldera International, Inc. Security Advisory CSSA-1999-023.0
serious security problem in cron

Source: MITRE
Type: CNA
CVE-1999-0769

Source: MITRE
Type: CNA
CVE-2000-0312

Source: CCN
Type: RHSA-1999:030-02
Buffer overflow in cron daemon

Source: CCN
Type: OpenBSD Security Advisory, August 30, 1999
In cron(8), make sure argv[] is NULL terminated in the fake popen() and run sendmail as the user, not as root

Source: CCN
Type: OSVDB ID: 1061
Vixie Cron MAILTO Sendmail Variable Manipulation

Source: BID
Type: UNKNOWN
611

Source: CCN
Type: BID-611
Vixie Cron MAILTO Sendmail Vulnerability

Source: CCN
Type: SuSE Security Announcement #15
cron-3.0.1-75 (Vixie Cron) and previous versions

Source: XF
Type: UNKNOWN
cron-sendmail-root(3335)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:paul_vixie:vixie_cron:3.0_pl1:*:*:*:*:*:*:*

  • Configuration 2:
  • cpe:/o:caldera:openlinux:2.2:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:2.1:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:2.2:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:linux:4.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:linux:4.1:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:linux:4.2:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:linux:5.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:linux:5.1:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:linux:5.2:*:i386:*:*:*:*:*
  • OR cpe:/o:redhat:linux:6.0:*:i386:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:openbsd:openbsd:2.3:*:*:*:*:*:*:*
  • OR cpe:/o:suse:suse_linux:*:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:linux:5.2:*:*:*:*:*:*:*
  • OR cpe:/o:caldera:openlinux:2.2:*:*:*:*:*:*:*
  • OR cpe:/o:caldera:openlinux:2.3:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    paul_vixie vixie cron 3.0_pl1
    caldera openlinux 2.2
    debian debian linux 2.1
    debian debian linux 2.2
    redhat linux 4.0
    redhat linux 4.1
    redhat linux 4.2
    redhat linux 5.0
    redhat linux 5.1
    redhat linux 5.2
    redhat linux 6.0
    openbsd openbsd 2.3
    suse suse linux *
    redhat linux 5.2
    caldera openlinux 2.2
    caldera openlinux 2.3