CVE-2021-29424
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
The Net::Netmask module before 2.0000 for Perl does not properly consider extraneous zero characters at the beginning of an IP address string, which (in some situations) allows attackers to bypass access control that is based on IP addresses.
Overview
- CVE ID
- CVE-2021-29424
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-04-06T16:15:16
- Last Modified Date
- 2021-06-08T13:52:08
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:net\:\:netmask_project:net\:\:netmask:*:*:*:*:*:perl:*:* | 1 | OR | 2.0000 | |
| cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:P/A:N
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- PARTIAL
- Availability Impact
- NONE
- 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:H/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://blog.urth.org/2021/03/29/security-issues-in-perl-ip-address-distros/ | Exploit Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CBJVLXJSWN6DKSF5ADUEERI6M23R3GGP/ | Mailing List Third Party Advisory |
| https://metacpan.org/changes/distribution/Net-Netmask#L11-22 | Release Notes Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Y7JIPQAY5OZ5D3DA7INQILU7SGHTHMWB/ | Mailing List Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JF4CYIZELC3NISB3RMV4OCI4GYBC557B/ | Mailing List Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20210604-0007/ | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-29424 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29424 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:12:20 | Added to TrackCVE | |||
| 2022-12-06 01:16:14 | 2021-04-06T16:15Z | 2021-04-06T16:15:16 | CVE Published Date | updated |
| 2022-12-06 01:16:14 | 2021-06-08T13:52:08 | CVE Modified Date | updated | |
| 2022-12-06 01:16:14 | Analyzed | Vulnerability Status | updated |