VDB-16321 · CVE-2000-1165 · XFDB 5576

Balabit syslog-ng 1.4.6/1.4.7/1.4.8 Log Priority denial of service

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Balabit syslog-ng 1.4.6/1.4.7/1.4.8. This affects an unknown function of the component Log Priority Handler. This manipulation with the input > causes denial of service. This vulnerability is handled as CVE-2000-1165. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Balabit syslog-ng 1.4.6/1.4.7/1.4.8 and classified as problematic. Affected by this vulnerability is an unknown code of the component Log Priority Handler. The manipulation with the input value > leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

Balabit syslog-ng allows remote attackers to cause a denial of service (application crash) via a malformed log message that does not have a closing > in the priority specifier.

The weakness was released 01/09/2001 (Website). The advisory is shared at archives.neohapsis.com. This vulnerability is known as CVE-2000-1165. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

Upgrading to version 1.4.9 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (5576) and SecurityFocus (BID 1981†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Balabit

Name

syslog-ng

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: syslog-ng 1.4.9

Timelineinfo

11/23/2000 🔍
01/09/2001 +47 days 🔍
01/09/2001 +0 days 🔍
07/02/2014 +4922 days 🔍
05/28/2018 +1426 days 🔍

Sourcesinfo

Advisory: archives.neohapsis.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2000-1165 (🔍)
GCVE (CVE): GCVE-0-2000-1165
GCVE (VulDB): GCVE-100-16321
X-Force: 5576 - Balabit syslog-ng remote denial of service
SecurityFocus: 1981 - Balabit syslog-ng Incomplete Priority String Remote DoS Vulnerability

Entryinfo

Created: 07/02/2014 17:27
Updated: 05/28/2018 10:35
Changes: 07/02/2014 17:27 (51), 05/28/2018 10:35 (5)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.