|Number of vulnerabilities||1|
|CVE ID|| CVE-2021-20271
|CWE ID|| CWE-345
Red Hat Enterprise Linux Server - TUS
Operating systems & Components / Operating system
rpm (Red Hat package)
Operating systems & Components / Operating system package or component
|Vendor||Red Hat Inc.|
This security advisory describes one medium risk vulnerability.
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]
Exploit availability: NoDescription
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to an error in RPM's signature check functionality when reading package files. A remote attacker can create a specially crafted package with a modified signature header, trick the victim into installing and compromise the affected system.
Install updates from vendor's website.
Red Hat Enterprise Linux Server - TUS: 8.2
rpm (Red Hat package): before 4.14.2-38.el8_2CPE
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.