OpenBSD 6.9/7.0 IPv6 Route heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in OpenBSD 6.9/7.0 and classified as critical. The impacted element is an unknown function of the component IPv6 Route Handler. Performing a manipulation results in heap-based overflow. This vulnerability is reported as CVE-2022-27882. No exploit exists. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in OpenBSD 6.9/7.0 (Operating System). This affects an unknown part of the component IPv6 Route Handler. The manipulation with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 03/26/2022. It is possible to read the advisory at blog.quarkslab.com. This vulnerability is uniquely identified as CVE-2022-27882 since 03/25/2022. The technical details are unknown and an exploit is not publicly available.

Applying a patch is able to eliminate this problem.

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: 4.6
VulDB Meta Temp Score: 4.4

VulDB Base Score: 4.6
VulDB Temp Score: 4.4
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: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/25/2022 🔍
03/26/2022 +1 days 🔍
03/26/2022 +0 days 🔍
03/27/2022 +1 days 🔍

Sourcesinfo

Advisory: blog.quarkslab.com
Status: Confirmed

CVE: CVE-2022-27882 (🔍)
GCVE (CVE): GCVE-0-2022-27882
GCVE (VulDB): GCVE-100-195807

Entryinfo

Created: 03/26/2022 08:14
Updated: 03/27/2022 13:42
Changes: 03/26/2022 08:14 (38), 03/27/2022 13:42 (1)
Complete: 🔍
Cache ID: 216::103

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