CVE-2021-40491
CVSS V2 Medium 4.3
CVSS V3 Medium 6.5
Description
The ftp client in GNU Inetutils before 2.2 does not validate addresses returned by PASV/LSPV responses to make sure they match the server address. This is similar to CVE-2020-8284 for curl.
Overview
- CVE ID
- CVE-2021-40491
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-09-03T02:15:06
- Last Modified Date
- 2023-02-03T19:02:40
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:gnu:inetutils:*:*:*:*:*:*:*:* | 1 | OR | 2.2 |
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:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 6.5
- Base Severity
- MEDIUM
- Exploitability Score
- 2.8
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=993476 | Third Party Advisory |
| https://git.savannah.gnu.org/cgit/inetutils.git/commit/?id=58cb043b190fd04effdaea7c9403416b436e50dd | Patch Vendor Advisory |
| https://lists.debian.org/debian-lts-announce/2022/11/msg00033.html | |
| https://lists.gnu.org/archive/html/bug-inetutils/2021-06/msg00002.html | Mailing List Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-40491 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40491 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:06:08 | Added to TrackCVE | |||
| 2022-12-05 09:36:03 | 2021-09-03T02:15Z | 2021-09-03T02:15:06 | CVE Published Date | updated |
| 2022-12-05 09:36:03 | 2022-11-25T21:15:11 | CVE Modified Date | updated | |
| 2022-12-05 09:36:03 | Undergoing Analysis | Vulnerability Status | updated | |
| 2022-12-05 09:36:07 | References | updated | ||
| 2023-02-03 19:12:52 | 2023-02-03T19:02:40 | CVE Modified Date | updated | |
| 2023-02-03 19:12:52 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |