CVE-2021-46784
CVSS V2 None
CVSS V3 Medium 6.5
Description
In Squid 3.x through 3.5.28, 4.x through 4.17, and 5.x before 5.6, due to improper buffer management, a Denial of Service can occur when processing long Gopher server responses.
Overview
- CVE ID
- CVE-2021-46784
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2022-07-17T22:15:08
- Last Modified Date
- 2023-01-19T20:28:13
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* | 1 | OR | 3.0 | 3.5.28 |
| cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* | 1 | OR | 4.0 | 4.17 |
| cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* | 1 | OR | 5.0 | 5.6 |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 6.5
- Base Severity
- MEDIUM
- Exploitability Score
- 2.8
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| http://www.squid-cache.org/Versions/v4/changesets/SQUID-2021_7.patch | Broken Link |
| http://www.squid-cache.org/Versions/v5/changesets/SQUID-2021_7.patch | Patch Vendor Advisory |
| https://github.com/squid-cache/squid/commit/5e2ea2b13bd98f53e29964ca26bb0d602a8a12b9 | Patch Third Party Advisory |
| https://github.com/squid-cache/squid/security/advisories/GHSA-f5cp-6rh3-284w | Mitigation Patch Third Party Advisory |
| https://security-tracker.debian.org/tracker/CVE-2021-46784 | Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20221223-0007/ |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-46784 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-46784 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-07-18 00:00:34 | Added to TrackCVE | |||
| 2022-12-23 16:17:39 | 2022-12-23T16:15:09 | CVE Modified Date | updated | |
| 2022-12-23 16:17:39 | Analyzed | Modified | Vulnerability Status | updated |
| 2022-12-23 16:17:40 | References | updated | ||
| 2022-12-23 18:17:31 | Modified | Undergoing Analysis | Vulnerability Status | updated |
| 2023-01-19 21:13:04 | 2023-01-19T20:28:13 | CVE Modified Date | updated | |
| 2023-01-19 21:13:04 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |