CVE-2021-29424

Upstream information

CVE-2021-29424 at MITRE

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.

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SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v2 Scores

	National Vulnerability Database
Base Score	5
Vector	AV:N/AC:L/Au:N/C:N/I:P/A:N
Access Vector	Network
Access Complexity	Low
Authentication	None
Confidentiality Impact	None
Integrity Impact	Partial
Availability Impact	None

CVSS v3 Scores

	National Vulnerability Database	SUSE
Base Score	7.5	7.5
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack Vector	Network	Network
Attack Complexity	Low	Low
Privileges Required	None	None
User Interaction	None	None
Scope	Unchanged	Unchanged
Confidentiality Impact	None	None
Integrity Impact	High	High
Availability Impact	None	None
CVSSv3 Version	3.1	3.1

SUSE Bugzilla entry: 1184425 [IN_PROGRESS]

SUSE Security Advisories:

• openSUSE-SU-2023:0215-1, published Mon Aug 7 10:45:57 2023
• openSUSE-SU-2023:0217-1, published Mon Aug 7 18:45:25 2023

List of released packages

Product(s)	Fixed package version(s)	References
SUSE Package Hub 15 SP4	perl-Net-Netmask >= 1.9022-bp154.2.3.1	Patchnames: openSUSE-2023-215
SUSE Package Hub 15 SP5	perl-Net-Netmask >= 1.9022-bp155.3.3.1	Patchnames: openSUSE-2023-217
openSUSE Leap 15.4	perl-Net-Netmask >= 1.9022-bp154.2.3.1	Patchnames: openSUSE-2023-215
openSUSE Leap 15.5	perl-Net-Netmask >= 1.9022-bp155.3.3.1	Patchnames: openSUSE-2023-217

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SUSE Timeline for this CVE

CVE page created: Tue Apr 6 22:20:50 2021
CVE page last modified: Tue Aug 8 16:49:18 2023