OpenBSD 2.7 IPsec AH/ESP Packet denial of service

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

Summaryinfo

A vulnerability has been found in OpenBSD 2.7 and classified as problematic. This vulnerability affects unknown code of the component IPsec Handler. Performing a manipulation as part of AH/ESP Packet results in denial of service. This vulnerability was named CVE-2000-0962. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic has been found in OpenBSD 2.7 (Operating System). This affects an unknown part of the component IPsec Handler. The manipulation as part of a AH/ESP Packet 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:

The IPSEC implementation in OpenBSD 2.7 does not properly handle empty AH/ESP packets, which allows remote attackers to cause a denial of service.

The bug was discovered 09/17/2000. The weakness was presented 09/17/2000 by Cisco with Developer (Website). The advisory is shared at archives.neohapsis.com. This vulnerability is uniquely identified as CVE-2000-0962. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (5634), SecurityFocus (BID 1723†) and OSVDB (1574†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

License

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

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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/17/2000 🔍
09/17/2000 +0 days 🔍
09/17/2000 +0 days 🔍
12/19/2000 +93 days 🔍
02/21/2003 +794 days 🔍
07/01/2014 +4147 days 🔍
05/28/2018 +1427 days 🔍

Sourcesinfo

Advisory: archives.neohapsis.com
Researcher: Cisco
Organization: Developer
Status: Not defined

CVE: CVE-2000-0962 (🔍)
GCVE (CVE): GCVE-0-2000-0962
GCVE (VulDB): GCVE-100-16173
X-Force: 5634 - OpenBSD nmap may result in a remote denial of service
SecurityFocus: 1723 - OpenBSD "empty" AH/ESP Packet Remote Denial of Service Vulnerability
OSVDB: 1574 - OpenBSD Empty AH/ESP Packet Remote DoS

Entryinfo

Created: 07/02/2014 00:41
Updated: 05/28/2018 09:17
Changes: 07/02/2014 00:41 (54), 05/28/2018 09:17 (6)
Complete: 🔍
Cache ID: 216::103

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