Vulnerability identifier: #VU86322
Vulnerability risk: Medium
CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-416
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
envoy
Server applications /
IDS/IPS systems, Firewalls and proxy servers
Vendor: Cloud Native Computing Foundation
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a use-after-free error when idle and request per try timeout occur within the backoff interval. A remote attacker can cause a denial of service condition on the target system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
envoy: 1.0.0 - 1.29.0
External links
http://github.com/envoyproxy/envoy/security/advisories/GHSA-6p83-mfmh-qv38
http://github.com/envoyproxy/envoy/commit/843f9e6a123ed47ce139b421c14e7126f2ac685e
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.