Vulnerability Name:

CCN-53409

Published:2009-09-19
Updated:2009-09-19
Summary:Snort is vulnerable to a denial of service, caused by a parsing error in the Unified1 output plugin. If the Stream5 preprocessor is enabled, a remote attacker could send specially-crafted TCP packets to corrupt log headers and alert messages.
CVSS v3 Severity:7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
6.4 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C/E:F/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Consequences:Denial of Service
References:Source: CCN
Type: Get one from /dev/zero Blog
Snort ( 2.8.* < 2.8.5stable) Unified1 output bug

Source: CCN
Type: SA36808
Snort Unified Output Plugin Log Manipulation Vulnerability

Source: CCN
Type: OSVDB ID: 58264
Snort Unified Output Plugin Stream5 Preprocessor Log Manipulation

Source: CCN
Type: BID-36473
Snort Unified1 Output Remote Denial Of Service Vulnerability

Source: CCN
Type: Snort Web site
Snort Downloads

Source: XF
Type: UNKNOWN
snort-unified1-dos(53409)

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:snort:snort:2.8.3:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    snort snort 2.8.3