Vulnerability Details : CVE-2021-29424
Potential exploit
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.
Products affected by CVE-2021-29424
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
- cpe:2.3:a:net\:\:netmask_project:net\:\:netmask:*:*:*:*:*:perl:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-29424
0.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 24 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-29424
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:P/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-29424
-
The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-29424
-
https://security.netapp.com/advisory/ntap-20210604-0007/
CVE-2021-29424 Perl Vulnerability in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CBJVLXJSWN6DKSF5ADUEERI6M23R3GGP/
[SECURITY] Fedora 34 Update: perl-Net-Netmask-2.0001-1.fc34 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://blog.urth.org/2021/03/29/security-issues-in-perl-ip-address-distros/
Security Issues in Perl IP Address distros - House Absolute(ly) PointlessExploit;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JF4CYIZELC3NISB3RMV4OCI4GYBC557B/
[SECURITY] Fedora 33 Update: perl-Net-Netmask-2.0001-1.fc33 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Y7JIPQAY5OZ5D3DA7INQILU7SGHTHMWB/
[SECURITY] Fedora 32 Update: perl-Net-Netmask-2.0001-1.fc32 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://metacpan.org/changes/distribution/Net-Netmask#L11-22
Changes - metacpan.orgRelease Notes;Third Party Advisory
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