CVE-2018-12436
CVSS V2 Low 1.9
CVSS V3 Medium 4.7
Description
wolfcrypt/src/ecc.c in wolfSSL before 3.15.1.patch allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.
Overview
- CVE ID
- CVE-2018-12436
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2018-06-15T02:29:00
- Last Modified Date
- 2018-08-06T16:55:38
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:* | 1 | OR | 3.15.3 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:M/Au:N/C:P/I:N/A:N
- Access Vector
- LOCAL
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 1.9
- Severity
- LOW
- Exploitability Score
- 3.4
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
- Attack Vector
- LOCAL
- Attack Compatibility
- HIGH
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 4.7
- Base Severity
- MEDIUM
- Exploitability Score
- 1
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://www.wolfssl.com/wolfssh-and-rohnp/ | Vendor Advisory |
| https://www.nccgroup.trust/us/our-research/technical-advisory-return-of-the-hidden-number-problem/ | Third Party Advisory |
| https://github.com/wolfSSL/wolfssl/commit/9b9568d500f31f964af26ba8d01e542e1f27e5ca | Patch Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-12436 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12436 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 18:40:16 | Added to TrackCVE | |||
| 2022-12-03 08:07:16 | 2018-06-15T02:29Z | 2018-06-15T02:29:00 | CVE Published Date | updated |
| 2022-12-03 08:07:16 | 2018-08-06T16:55:38 | CVE Modified Date | updated | |
| 2022-12-03 08:07:16 | Analyzed | Vulnerability Status | updated |