CVE-2021-26530
CVSS V2 Medium 6.4
CVSS V3 Critical 9.1
Description
The mg_tls_init function in Cesanta Mongoose HTTPS server 7.0 (compiled with OpenSSL support) is vulnerable to remote OOB write attack via connection request after exhausting memory pool.
Overview
- CVE ID
- CVE-2021-26530
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-02-08T21:15:13
- Last Modified Date
- 2021-02-12T20:58:34
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:cesanta:mongoose:7.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 6.4
- Severity
- MEDIUM
- Exploitability Score
- 10
- Impact Score
- 4.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 9.1
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.2
References
| Reference URL | Reference Tags |
|---|---|
| https://github.com/cesanta/mongoose/issues/1204 | Exploit Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-26530 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26530 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:23:21 | Added to TrackCVE | |||
| 2022-12-05 21:36:17 | 2021-02-08T21:15Z | 2021-02-08T21:15:13 | CVE Published Date | updated |
| 2022-12-05 21:36:17 | 2021-02-12T20:58:34 | CVE Modified Date | updated | |
| 2022-12-05 21:36:17 | Analyzed | Vulnerability Status | updated |