This security advisory describes one high risk vulnerability.
1) Use-after-free
Severity: High
CVSSv3:
8.5 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]
CVE-ID:
CVE-2020-8945
CWE-ID:
CWE-416 – Use After Free
Description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error, as demonstrated by use for container image pulls by Docker or CRI-O. A remote attacker can crash the target system, or cause potential code execution for Go applications that use this
library under certain conditions during GPG signature verification.
Mitigation
Install updates from vendor’s website.
Vulnerable software versions
Sun Java Studio Enterprise:
8
CPE
External links
https://access.redhat.com/errata/RHSA-2020:0689
Q & A
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.
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