pppd up to 2.4.1 cbcp_input denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability was found in pppd up to 2.4.1 and classified as problematic. Affected is the function cbcp_input. Such manipulation leads to denial of service. This vulnerability is documented as CVE-2004-1002. The attack needs to be performed locally. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in pppd up to 2.4.1. Affected by this issue is the function cbcp_input. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

Integer underflow in pppd in cbcp.c for ppp 2.4.1 allows remote attackers to cause a denial of service (daemon crash) via a CBCP packet with an invalid length value that causes pppd to access an incorrect memory location.

The bug was discovered 10/25/2004. The weakness was released 10/26/2004 by infamous41md (Website). The advisory is shared for download at secunia.com. This vulnerability is handled as CVE-2004-1002 since 11/02/2004. The attack needs to be approached locally. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 15589 , which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at cs.anu.edu.au. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at X-Force (17874), Tenable (15589), SecurityFocus (BID 11534†), OSVDB (11178†) and Secunia (SA12989†). secunia.com is providing further details. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.2
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
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: 15589
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: cs.anu.edu.au

Timelineinfo

10/25/2004 🔍
10/25/2004 +0 days 🔍
10/26/2004 +1 days 🔍
10/28/2004 +2 days 🔍
10/28/2004 +0 days 🔍
11/01/2004 +3 days 🔍
11/02/2004 +1 days 🔍
03/01/2005 +119 days 🔍
06/20/2011 +2302 days 🔍
03/10/2021 +3551 days 🔍

Sourcesinfo

Advisory: secunia.com⛔
Researcher: infamous41md
Status: Not defined

CVE: CVE-2004-1002 (🔍)
GCVE (CVE): GCVE-0-2004-1002
GCVE (VulDB): GCVE-100-956
X-Force: 17874
SecurityFocus: 11534
Secunia: 12989 - ppp Integer Underflow Denial of Service Vulnerability, Not Critical
OSVDB: 11178 - pppd Malformed CBCP Packet Remote DoS
Vulnerability Center: 31911 - ppp 2.4.1 Remote Denial of Service Vulnerability via a CBCP Packet with Invalid Length Value, Medium

Misc.: 🔍

Entryinfo

Created: 11/01/2004 11:29
Updated: 03/10/2021 09:52
Changes: 11/01/2004 11:29 (71), 06/30/2019 08:48 (4), 03/10/2021 09:52 (3)
Complete: 🔍
Cache ID: 216:123:103

Once again VulDB remains the best source for vulnerability data.

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