Linux Kernel up to 2.6.11.4 PPP Server LCP ppp_async.c denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.95

Summaryinfo

A vulnerability was found in Linux Kernel up to 2.6.11.4. It has been rated as problematic. Impacted is the function ppp_async.c of the component PPP Server LCP Handler. Performing a manipulation results in denial of service. This vulnerability is identified as CVE-2005-0384. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Linux Kernel up to 2.6.11.4 (Operating System). This affects the function ppp_async.c of the component PPP Server LCP Handler. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

Unknown vulnerability in the PPP driver for the Linux kernel 2.6.8.1 allows remote attackers to cause a denial of service (kernel crash) via a pppd client.

The bug was discovered 03/16/2005. The weakness was released 03/16/2005 by Ben Martel and Stephen Blackheath with Linux Team (Website). The advisory is shared at kernel.org. This vulnerability is uniquely identified as CVE-2005-0384 since 02/14/2005. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 21923 (CentOS 3 : kernel (CESA-2005:293)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 117975 (CentOS Security Update for Kernel (CESA-2005:283)).

Upgrading to version 2.6.11.4 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at kernel.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (19710), Tenable (21923), SecurityFocus (BID 12810†), OSVDB (14810†) and Secunia (SA14570†). Entries connected to this vulnerability are available at VDB-987, VDB-1080, VDB-1279 and VDB-21881. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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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: 🔍
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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: 🔍

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Nessus ID: 21923
Nessus Name: CentOS 3 : kernel (CESA-2005:293)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 56784
OpenVAS Name: Debian Security Advisory DSA 1067-1 (kernel 2.4.16)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Upgrade: Kernel 2.6.11.4
Patch: kernel.org

Timelineinfo

02/14/2005 🔍
03/15/2005 +29 days 🔍
03/15/2005 +0 days 🔍
03/15/2005 +0 days 🔍
03/16/2005 +1 days 🔍
03/16/2005 +0 days 🔍
03/16/2005 +0 days 🔍
03/16/2005 +0 days 🔍
03/16/2005 +0 days 🔍
03/21/2005 +4 days 🔍
04/22/2005 +32 days 🔍
05/04/2005 +12 days 🔍
07/05/2006 +427 days 🔍
07/01/2019 +4744 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: kernel.org
Researcher: Ben Martel, Stephen Blackheath
Organization: Linux Team
Status: Confirmed

CVE: CVE-2005-0384 (🔍)
GCVE (CVE): GCVE-0-2005-0384
GCVE (VulDB): GCVE-100-1281

OVAL: 🔍

X-Force: 19710
SecurityFocus: 12810 - Linux Kernel PPP Driver Unspecified Remote Denial Of Service Vulnerability
Secunia: 14570 - Linux Kernel PPP Server Denial of Service Vulnerability, Moderately Critical
OSVDB: 14810 - Linux Kernel Malformed PPP Packet Remote DoS
SecurityTracker: 1013437
Vulnerability Center: 7766 - DoS in Linux Kernel 2.6.8 via pppd Client, Medium

See also: 🔍

Entryinfo

Created: 03/21/2005 11:23
Updated: 07/01/2019 18:07
Changes: 03/21/2005 11:23 (100), 07/01/2019 18:07 (2)
Complete: 🔍
Cache ID: 216::103

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

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