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.
References
Configurations
Configuration 1 (hide)
|
Configuration 2 (hide)
|
Configuration 3 (hide)
|
History
21 Nov 2024, 05:21
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://bugzilla.redhat.com/show_bug.cgi?id=1941400 - Issue Tracking, Third Party Advisory | |
| References | () https://lists.debian.org/debian-lts-announce/2021/03/msg00036.html - Mailing List, Third Party Advisory | |
| References | () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VLZ74IF2N75VQSIHBL4B3P5WKWQCXSRY/ - | |
| References | () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X5J3B6PN5XMXF3OHYBNHDKZ3XFSUGY4L/ - | |
| References | () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXP3ONIY6MB4C5LDZV4YL5KJCES3UX24/ - | |
| References | () https://security.gentoo.org/glsa/202105-22 - Third Party Advisory | |
| References | () https://security.netapp.com/advisory/ntap-20210326-0007/ - Third Party Advisory | |
| References | () https://www.debian.org/security/2021/dsa-4884 - Third Party Advisory | |
| References | () https://www.samba.org/samba/security/CVE-2020-27840.html - Vendor Advisory |
07 Nov 2023, 03:21
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
|
Information
Published : 2021-05-12 15:15
Updated : 2024-11-21 05:21
NVD link : CVE-2020-27840
Mitre link : CVE-2020-27840
CVE.ORG link : CVE-2020-27840
JSON object : View
Products Affected
fedoraproject
- fedora
debian
- debian_linux
samba
- samba
CWE
CWE-125
Out-of-bounds Read