CVE-2020-25657
CVSS V2 Medium 4.3
CVSS V3 Medium 5.9
Description
A flaw was found in all released versions of m2crypto, where they are vulnerable to Bleichenbacher timing attacks in the RSA decryption API via the timed processing of valid PKCS#1 v1.5 Ciphertext. The highest threat from this vulnerability is to confidentiality.
Overview
- CVE ID
- CVE-2020-25657
- Assigner
- secalert@redhat.com
- Vulnerability Status
- Modified
- Published Version
- 2021-01-12T15:15:13
- Last Modified Date
- 2023-02-12T23:40:35
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:m2crypto_project:m2crypto:*:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:P/I:N/A:N
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 4.3
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- HIGH
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 5.9
- Base Severity
- MEDIUM
- Exploitability Score
- 2.2
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://access.redhat.com/errata/RHSA-2021:1169 | |
| https://access.redhat.com/security/cve/CVE-2020-25657 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1889823 | Issue Tracking Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-25657 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25657 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:17:01 | Added to TrackCVE | |||
| 2022-12-05 19:47:22 | 2021-01-12T15:15Z | 2021-01-12T15:15:13 | CVE Published Date | updated |
| 2022-12-05 19:47:22 | 2021-04-07T14:58:56 | CVE Modified Date | updated | |
| 2022-12-05 19:47:22 | Analyzed | Vulnerability Status | updated | |
| 2023-02-02 22:11:34 | 2023-02-02T21:20:35 | CVE Modified Date | updated | |
| 2023-02-02 22:11:34 | Analyzed | Modified | Vulnerability Status | updated |
| 2023-02-02 22:11:34 | References | updated | ||
| 2023-02-13 00:12:03 | 2023-02-12T23:40:35 | CVE Modified Date | updated | |
| 2023-02-13 00:12:03 | Weakness Enumeration | update |