CVE-2021-29424

Published on: 03/29/2021 12:00:00 AM UTC

Last Modified on: 06/08/2021 01:52:00 PM UTC

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Certain versions of Fedora from Fedoraproject contain the following vulnerability:

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.

  • CVE-2021-29424 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as HIGH severity.

CVSS3 Score: 7.5 - HIGH

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED NONE HIGH NONE

CVSS2 Score: 5 - MEDIUM

Access
Vector
Access
Complexity
Authentication
NETWORK LOW NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
NONE PARTIAL NONE

CVE References

Description Tags Link
Changes - metacpan.org metacpan.org
text/html
URL Logo MISC metacpan.org/changes/distribution/Net-Netmask#L11-22
[SECURITY] Fedora 33 Update: perl-Net-Netmask-2.0001-1.fc33 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
text/html
URL Logo FEDORA FEDORA-2021-be62be8c7c
CVE-2021-29424 Perl Vulnerability in NetApp Products | NetApp Product Security security.netapp.com
text/html
URL Logo CONFIRM security.netapp.com/advisory/ntap-20210604-0007/
Security Issues in Perl IP Address distros - House Absolute(ly) Pointless blog.urth.org
text/html
URL Logo MISC blog.urth.org/2021/03/29/security-issues-in-perl-ip-address-distros/
[SECURITY] Fedora 32 Update: perl-Net-Netmask-2.0001-1.fc32 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
text/html
URL Logo FEDORA FEDORA-2021-c314017fcc
[SECURITY] Fedora 34 Update: perl-Net-Netmask-2.0001-1.fc34 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
text/html
URL Logo FEDORA FEDORA-2021-3d96cfe6a3

Related QID Numbers

  • 281091 Fedora Security Update for Perl-Net-Netmask
  • 281391 Fedora Security Update for perl (FEDORA-2021-3d96cfe6a3)
  • 281392 Fedora Security Update for perl (FEDORA-2021-c314017fcc)
  • 281393 Fedora Security Update for perl (FEDORA-2021-be62be8c7c)

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System
FedoraprojectFedora32AllAllAll
Operating
System
FedoraprojectFedora33AllAllAll
Operating
System
FedoraprojectFedora34AllAllAll
ApplicationNetnetmask_projectnetnetmask
ApplicationNetnetmask_projectnet\\netmask
  • 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:*:*:*:*:
  • cpe:2.3:a:net\:\:netmask_project:net\:\:netmask:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
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