CVE-2021-24119
CVSS V2 Medium 4
CVSS V3 Medium 4.9
Description
In Trusted Firmware Mbed TLS 2.24.0, a side-channel vulnerability in base64 PEM file decoding allows system-level (administrator) attackers to obtain information about secret RSA keys via a controlled-channel and side-channel attack on software running in isolated environments that can be single stepped, especially Intel SGX.
Overview
- CVE ID
- CVE-2021-24119
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-07-14T13:15:08
- Last Modified Date
- 2023-02-24T00:11:54
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:* | 1 | OR | 2.26.0 | |
| cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:S/C:P/I:N/A:N
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- SINGLE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 4
- Severity
- MEDIUM
- Exploitability Score
- 8
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 4.9
- Base Severity
- MEDIUM
- Exploitability Score
- 1.2
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://github.com/ARMmbed/mbedtls/releases | Release Notes Third Party Advisory |
| https://github.com/UzL-ITS/util-lookup/blob/main/cve-vulnerability-publication.md | Release Notes Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2021/11/msg00021.html | Mailing List Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html | |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DRRVY7DMTX3ECFNZKDYTSFEG5AI2HBC6/ | Mailing List Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EYJW7HAW3TDV2YMDFYXP3HD6WRQRTLJW/ | Mailing List Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-24119 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24119 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:44:45 | Added to TrackCVE | |||
| 2022-12-05 06:03:31 | 2021-07-14T13:15Z | 2021-07-14T13:15:08 | CVE Published Date | updated |
| 2022-12-05 06:03:31 | 2021-11-28T23:31:06 | CVE Modified Date | updated | |
| 2022-12-05 06:03:31 | Analyzed | Vulnerability Status | updated | |
| 2022-12-26 04:13:21 | 2022-12-26T03:15:11 | CVE Modified Date | updated | |
| 2022-12-26 04:13:21 | Analyzed | Modified | Vulnerability Status | updated |
| 2022-12-26 04:13:21 | References | updated | ||
| 2022-12-27 01:12:48 | 2022-12-27T00:15:12 | CVE Modified Date | updated | |
| 2022-12-27 17:12:33 | Modified | Undergoing Analysis | Vulnerability Status | updated |
| 2023-02-24 00:15:34 | 2023-02-24T00:11:54 | CVE Modified Date | updated | |
| 2023-02-24 00:15:34 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |