Ettercap up to 0.8.2 Etterfilter ef_compiler.c compile_tree out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Ettercap up to 0.8.2. Affected is the function compile_tree of the file ef_compiler.c of the component Etterfilter. Performing a manipulation results in out-of-bounds. This vulnerability was named CVE-2017-6430. The attack may be initiated remotely. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Ettercap up to 0.8.2 (Packet Analyzer Software). This affects the function compile_tree of the file ef_compiler.c of the component Etterfilter. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on availability. The summary by CVE is:

The compile_tree function in ef_compiler.c in the Etterfilter utility in Ettercap 0.8.2 and earlier allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted filter.

The bug was discovered 03/15/2017. The weakness was presented 03/15/2017 by AromalUllas as not defined posting (Bugtraq). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2017-6430 since 03/02/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 97746 (Fedora 25 : ettercap (2017-06365bdcfd)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176053 (Debian Security Update for ettercap (DSA 3874-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (97746), SecurityFocus (BID 96582†) and SecurityTracker (ID 1038057†). See VDB-97836 and VDB-100767 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

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

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 97746
Nessus Name: Fedora 25 : ettercap (2017-06365bdcfd)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for ettercap FEDORA-2017-2258cfb450
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/02/2017 🔍
03/06/2017 +4 days 🔍
03/14/2017 +8 days 🔍
03/15/2017 +1 days 🔍
03/15/2017 +0 days 🔍
03/15/2017 +0 days 🔍
03/15/2017 +0 days 🔍
03/16/2017 +1 days 🔍
12/28/2024 +2844 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: AromalUllas
Status: Confirmed

CVE: CVE-2017-6430 (🔍)
GCVE (CVE): GCVE-0-2017-6430
GCVE (VulDB): GCVE-100-98163

OVAL: 🔍

SecurityFocus: 96582 - Ettercap CVE-2017-6430 Out of Bounds Read Denial of Service Vulnerability
OSVDB: - CVE-2017-6430 - Ettercap - Out-of-Bounds Read Issue
SecurityTracker: 1038057

See also: 🔍

Entryinfo

Created: 03/16/2017 13:43
Updated: 12/28/2024 23:41
Changes: 03/16/2017 13:43 (78), 09/09/2020 09:47 (4), 12/28/2024 23:41 (20)
Complete: 🔍
Cache ID: 216:C42:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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