Vulnerability Name:

CCN-114773

Published:2016-07-04
Updated:2016-07-04
Summary:Exim4 could allow a local authenticated attacker to gain elevated privileges on the system, caused by improper grant permissions for "Debian-exim" user. By invoking the sendmail with "Debain-exim" user, an attacker could exploit this vulnerability to gain root privileges.
CVSS v3 Severity:7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.1 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Consequences:Gain Privileges
References:Source: CCN
Type: Exim Internet Mailer Web site
Exim Internet Mailer

Source: XF
Type: UNKNOWN
exim4-sendmail-priv-esc(114773)

Source: CCN
Type: Packet Storm Security [07-04-2016]
Debian Exim Spool Local Root Privilege Escalation

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [07-04-2016]

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:exim:exim:*:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    exim exim *