Juan Toledo EtherApe prior 0.6.0 conversations.c get_rpc null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Juan Toledo EtherApe. This vulnerability affects the function get_rpc of the file conversations.c. The manipulation leads to null pointer dereference. This vulnerability is uniquely identified as CVE-2011-3369. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Juan Toledo EtherApe. It has been rated as problematic. This issue affects the function get_rpc of the file conversations.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. The summary by CVE is:

The add_conversation function in conversations.c in EtherApe before 0.9.12 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an RPC packet, related to the get_rpc function in decode_proto.c.

The weakness was disclosed 09/30/2011 by Marcus Meissner (oss-sec). It is possible to read the advisory at openwall.com. The identification of this vulnerability is CVE-2011-3369 since 08/30/2011. 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 75477 (openSUSE Security Update : etherape (openSUSE-SU-2011:1176-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks.

Upgrading to version 0.6.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (69950), Tenable (75477), SecurityFocus (BID 49687†), Secunia (SA45989†) and Vulnerability Center (SBV-33314†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 75477
Nessus Name: openSUSE Security Update : etherape (openSUSE-SU-2011:1176-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 802340
OpenVAS Name: EtherApe RPC Packet Processing Denial of Service Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: EtherApe 0.6.0

Timelineinfo

08/30/2011 🔍
09/19/2011 +20 days 🔍
09/19/2011 +0 days 🔍
09/20/2011 +1 days 🔍
09/26/2011 +6 days 🔍
09/30/2011 +4 days 🔍
09/30/2011 +0 days 🔍
06/13/2014 +987 days 🔍
03/23/2015 +283 days 🔍
11/20/2021 +2434 days 🔍

Sourcesinfo

Advisory: openwall.com
Researcher: Marcus Meissner
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-3369 (🔍)
GCVE (CVE): GCVE-0-2011-3369
GCVE (VulDB): GCVE-100-58787
X-Force: 69950
SecurityFocus: 49687 - EtherApe 'get_rpc()' NULL Pointer Dereference Denial Of Service Vulnerability
Secunia: 45989 - EtherApe RPC Packet Processing NULL Pointer Dereference Vulnerability, Moderately Critical
Vulnerability Center: 33314 - EtherApe 0.9.10- 0.9.11 \x27get_rpc()\x27 Null Pointer Dereference Error Allows remote DoS vulnerability, Medium

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/20/2021 22:09
Changes: 03/23/2015 16:50 (60), 04/02/2017 12:08 (15), 11/20/2021 22:09 (3)
Complete: 🔍
Cache ID: 216::103

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

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