VDB-379 · XFDB 13625 · BID 8964

OpenBSD up to 3.4 isakmpd Quick/Main Mode missing encryption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.9$0-$5k0.00

A vulnerability classified as critical was found in OpenBSD up to 3.4 (Operating System). Affected by this vulnerability is an unknown functionality of the component isakmpd Quick/Main Mode. The manipulation with an unknown input leads to a missing encryption vulnerability. The CWE definition for the vulnerability is CWE-311. The product does not encrypt sensitive or critical information before storage or transmission. As an impact it is known to affect confidentiality, and integrity.

The weakness was shared 11/03/2003 by Thomas Walpuski (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. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1600 according to MITRE ATT&CK.

After even before and not, there has been an exploit disclosed. It is declared as proof-of-concept. 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 $5k-$25k.

Upgrading to version 3.5 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at openbsd.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at X-Force (13625). Additional details are provided at openbsd.org. The entry 380 is related to this item.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.5
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: 🔍

Exploitinginfo

Class: Missing encryption
CWE: CWE-311 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: OpenBSD 3.5
Patch: openbsd.org

Timelineinfo

11/02/2003 🔍
11/03/2003 +1 days 🔍
11/03/2003 +0 days 🔍
11/07/2003 +4 days 🔍
11/10/2003 +2 days 🔍
06/07/2017 +4958 days 🔍

Sourcesinfo

Advisory: openbsd.org
Researcher: Thomas Walpuski
Status: Confirmed
X-Force: 13625 - OpenBSD isakmpd daemon does not apply encryption to Quick Mode messages, Medium Risk
SecurityFocus: 8964 - OpenBSD isakmpd Multiple IKE Payload Handling Security Weaknesses
Secunia: 10168 - OpenBSD ISAKMPd Multiple Security Issues, Less Critical
OSVDB: 7260 - OpenBSD isakmpd Quick Mode Message Encryption Failure

scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 11/10/2003 11:56
Updated: 06/07/2017 16:01
Changes: 11/10/2003 11:56 (68), 06/07/2017 16:01 (2)
Complete: 🔍

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