CVE-2021-34824 — HIGH (8.8)

Q: How severe is CVE-2021-34824?

CVE-2021-34824 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-34824?

Check the references section above for vendor advisories and patch information. Affected products include: Istio Istio.

Vulnerability Description

Istio (1.8.x, 1.9.0-1.9.5 and 1.10.0-1.10.1) contains a remotely exploitable vulnerability where credentials specified in the Gateway and DestinationRule credentialName field can be accessed from different namespaces.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Istio	Istio	>= 1.8.0, < 1.9.6

References

https://github.com/istio/istio/releasesRelease NotesThird Party Advisory
https://istio.io/latest/news/security/istio-security-2021-007Vendor Advisory
https://github.com/istio/istio/releasesRelease NotesThird Party Advisory
https://istio.io/latest/news/security/istio-security-2021-007Vendor Advisory

FAQ

What is CVE-2021-34824?

CVE-2021-34824 is a vulnerability with a CVSS score of 8.8 (HIGH). Istio (1.8.x, 1.9.0-1.9.5 and 1.10.0-1.10.1) contains a remotely exploitable vulnerability where credentials specified in the Gateway and DestinationRule credentialName field can be accessed from diff...

How severe is CVE-2021-34824?

CVE-2021-34824 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-34824?

Check the references section above for vendor advisories and patch information. Affected products include: Istio Istio.