CVE Vulnerability

CVE-2019-14993

Istio before 1.1.13 and 1.2.x before 1.2.4 mishandles regular expressions for long URIs, leading to a denial of service during use of the JWT, VirtualService, HTTPAPISpecBinding, or QuotaSpecBinding API.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/envoyproxy/envoy/issues/7728 Exploit Issue Tracking
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86164 Exploit Issue Tracking
https://discuss.istio.io/t/upcoming-security-updates-in-istio-1-2-4-and-1-1-13/3383 Vendor Advisory
https://istio.io/blog/2019/istio-security-003-004/ Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:istio:istio:*:*:*:*:*:*:*:*
cpe:2.3:a:istio:istio:*:*:*:*:*:*:*:*
Information

Published : 2019-08-13 06:15

Updated : 2019-08-16 02:28

NVD link : CVE-2019-14993

Mitre link : CVE-2019-14993

Products Affected
No products.
CWE
CWE-185

Incorrect Regular Expression