VDB-73331 · CVE-2014-9381 · BID 71693

Ettercap 0.8.1 Dissector dissector_cvs numeric error

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.
5.3$0-$5k0.00

A vulnerability was found in Ettercap 0.8.1 (Packet Analyzer Software). It has been rated as problematic. This issue affects the function dissector_cvs of the component Dissector. The manipulation with an unknown input leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is availability. The summary by CVE is:

Integer signedness error in the dissector_cvs function in dissectors/ec_cvs.c in Ettercap 0.8.1 allows remote attackers to cause a denial of service (crash) via a crafted password, which triggers a large memory allocation.

The weakness was released 12/19/2014 by Nick Sampanis (Website). It is possible to read the advisory at obrela.com. The identification of this vulnerability is CVE-2014-9381 since 12/11/2014. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 80340 (Fedora 21 : ettercap-0.8.1-2.fc21 (2014-17090)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 123460 (Fedora Security Update for ettercap (FEDORA-2015-4009)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (80340). Entries connected to this vulnerability are available at 73330, 73329, 73328 and 73327.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 80340
Nessus Name: Fedora 21 : ettercap-0.8.1-2.fc21 (2014-17090)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 867487
OpenVAS Name: Fedora Update for ettercap FEDORA-2014-17210
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

12/11/2014 🔍
12/16/2014 +5 days 🔍
12/19/2014 +3 days 🔍
12/19/2014 +0 days 🔍
12/19/2014 +0 days 🔍
01/13/2015 +25 days 🔍
03/27/2015 +73 days 🔍
04/09/2022 +2570 days 🔍

Sourcesinfo

Advisory: obrela.com
Researcher: Nick Sampanis
Status: Not defined
Confirmation: 🔍

CVE: CVE-2014-9381 (🔍)
Vulnerability Center: 48018 - Ettercap 0.8.1 Remote DoS via a Crafted Password, Medium
SecurityFocus: 71693 - Ettercap 'dissectors/ec_cvs.c' Security Bypass Vulnerability

See also: 🔍

Entryinfo

Created: 03/27/2015 02:56 PM
Updated: 04/09/2022 02:28 PM
Changes: 03/27/2015 02:56 PM (61), 06/17/2017 07:52 AM (9), 04/09/2022 02:26 PM (3), 04/09/2022 02:28 PM (1)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

Do you want to use VulDB in your project?

Use the official API to access entries easily!