CVE-2022-27881
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
engine.c in slaacd in OpenBSD 6.9 and 7.0 before 2022-02-21 has a buffer overflow triggerable by an IPv6 router advertisement with more than seven nameservers. NOTE: privilege separation and pledge can prevent exploitation.
Overview
- CVE ID
- CVE-2022-27881
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2022-03-25T18:15:27
- Last Modified Date
- 2022-05-12T20:05:16
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:openbsd:openbsd:6.9:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:openbsd:openbsd:7.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:N/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 5
- Severity
- MEDIUM
- Exploitability Score
- 10
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://blog.quarkslab.com/heap-overflow-in-openbsds-slaacd-via-router-advertisement.html | Exploit Patch Third Party Advisory |
| https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/030_slaacd.patch.sig | Patch Release Notes Vendor Advisory |
| https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/014_slaacd.patch.sig | Patch Release Notes Vendor Advisory |
| https://security.netapp.com/advisory/ntap-20220506-0005/ | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2022-27881 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-27881 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-04-04 00:41:58 | Added to TrackCVE | |||
| 2022-12-06 13:16:50 | 2022-03-25T18:15Z | 2022-03-25T18:15:27 | CVE Published Date | updated |
| 2022-12-06 13:16:50 | 2022-05-12T20:05:16 | CVE Modified Date | updated | |
| 2022-12-06 13:16:50 | Analyzed | Vulnerability Status | updated | |
| 2022-12-06 13:16:55 | References | updated |