In breve
- CVE-2021-39162 è una vulnerabilità ALTO (CVSS 8.6) che riguarda github.com/pomerium/pomerium, envoy (envoyproxy), pomerium (pomerium).
- Probabilità di sfruttamento nei prossimi 30 giorni (EPSS): 1.6%, superiore al 76.3% delle vulnerabilità.
- Correzione: aggiornare a 0.15.1, 1.18.4 o successiva.
Description
Envoy, which Pomerium is based on, can abnormally terminate if an H/2 GOAWAY and SETTINGS frame are received in the same IO event.
Impact
This can lead to a DoS in the presence of untrusted upstream servers.
Patches
0.15.1 contains an upgraded envoy binary with this vulnerability patched.
Workarounds
If only trusted upstreams are configured, there is not substantial risk of this condition being triggered.
References
envoy GSA
envoy CVE
envoy announcement
For more information
If you have any questions or comments about this advisory:
NVD description
Pomerium is an open source identity-aware access proxy. Envoy, which Pomerium is based on, can abnormally terminate if an H/2 GOAWAY and SETTINGS frame are received in the same IO event. This can lead to a DoS in the presence of untrusted *upstream* servers. 0.15.1 contains an upgraded envoy binary with this vulnerability patched. If only trusted upstreams are configured, there is not substantial risk of this condition being triggered.
Altre vulnerabilità di github.com/pomerium/pomerium
Vedi tutto →Running one of these products? Scan your site to see whether it exposes a vulnerable version.
Scan my site free