VDB-319 · XFDB 13430 · BID 8766

OpenBSD 3.x pf scrub denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in OpenBSD 3.x. Affected by this vulnerability is an unknown functionality of the component pf scrub. This manipulation causes denial of service. It is possible to initiate the attack remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in OpenBSD 3.x (Operating System) and classified as critical. Affected by this vulnerability is an unknown code of the component pf scrub. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The bug was discovered 09/24/2003. The weakness was shared 10/08/2003 with OpenBSD Team (Website). It is possible to read the advisory at openbsd.org. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 13 days. During that time the estimated underground price was around $0-$5k.

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

The vulnerability is also documented in the databases at X-Force (13430), SecurityFocus (BID 8766†), OSVDB (2258†) and Secunia (SA9949†). Additional details are provided at ftp.openbsd.org. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: ftp.openbsd.org

Timelineinfo

09/24/2003 🔍
10/04/2003 +10 days 🔍
10/07/2003 +3 days 🔍
10/08/2003 +0 days 🔍
10/08/2003 +0 days 🔍
06/26/2019 +5740 days 🔍

Sourcesinfo

Advisory: openbsd.org
Researcher: http://www.openbsd.com
Organization: OpenBSD Team
Status: Confirmed

GCVE (VulDB): GCVE-100-319
X-Force: 13430 - OpenBSD pf(4) packet filter denial of service, Medium Risk
SecurityFocus: 8766 - OpenBSD PF Active Scrub Rules Denial of Service Vulnerability
Secunia: 9949 - OpenBSD Packet Filter Denial of Service Vulnerability, Moderately Critical
OSVDB: 2258 - OpenBSD Packet Filter DoS

Misc.: 🔍

Entryinfo

Created: 10/08/2003 11:28
Updated: 06/26/2019 16:45
Changes: 10/08/2003 11:28 (63), 06/26/2019 16:45 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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