CVE-2020-27813
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
An integer overflow vulnerability exists with the length of websocket frames received via a websocket connection. An attacker would use this flaw to cause a denial of service attack on an HTTP Server allowing websocket connections.
Overview
- CVE ID
- CVE-2020-27813
- Assigner
- secalert@redhat.com
- Vulnerability Status
- Analyzed
- Published Version
- 2020-12-02T01:15:12
- Last Modified Date
- 2021-02-25T14:44:27
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:gorillatoolkit:websocket:*:*:*:*:*:*:*:* | 1 | OR | 1.4.1 | |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 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://bugzilla.redhat.com/show_bug.cgi?id=1902111 | Issue Tracking Third Party Advisory |
| https://github.com/gorilla/websocket/security/advisories/GHSA-jf24-p9p9-4rjh | Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2021/01/msg00008.html | Mailing List Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-27813 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27813 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:21:48 | Added to TrackCVE | |||
| 2022-12-05 17:30:09 | 2020-12-02T01:15Z | 2020-12-02T01:15:12 | CVE Published Date | updated |
| 2022-12-05 17:30:09 | 2021-02-25T14:44:27 | CVE Modified Date | updated | |
| 2022-12-05 17:30:09 | Analyzed | Vulnerability Status | updated |