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Huawei EulerOS: Security Advisory for samba (EulerOS-SA-2021-2014)

Information

Severity

Severity

Medium

Family

Family

Huawei EulerOS Local Security Checks

CVSSv2 Base

CVSSv2 Base

5.0

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Solution Type

Solution Type

Vendor Patch

Created

Created

2 years ago

Modified

Modified

2 years ago

Summary

The remote host is missing an update for the Huawei EulerOS 'samba' package(s) announced via the EulerOS-SA-2021-2014 advisory.

Insight

Insight

A flaw was found in samba. Spaces used in a string around a domain name (DN), while supposed to be ignored, can cause invalid DN strings with spaces to instead write a zero-byte into out-of-bounds memory, resulting in a crash. The highest threat from this vulnerability is to system availability.(CVE-2020-27840) A flaw was found in samba. Multiple, consecutive leading spaces in an LDAP attribute can lead to an out-of-bounds memory write. The highest threat from this vulnerability is to system availability.(CVE-2021-20277)

Affected Software

Affected Software

'samba' package(s) on Huawei EulerOS Virtualization for ARM 64 3.0.6.0.

Detection Method

Detection Method

Checks if a vulnerable package version is present on the target host.

Solution

Solution

Please install the updated package(s).

Common Vulnerabilities and Exposures (CVE)