Vulnerability Monitor

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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.

Published

2019-08-13T18:15:13.117

Last Modified

2024-11-21T04:27:50.113

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-185

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	istio	istio	< 1.1.13	Yes
Application	istio	istio	< 1.2.4	Yes

References

https://discuss.istio.io/t/upcoming-security-updates-in-istio-1-2-4-and-1-1-13/3383 Vendor Advisory ([email protected])
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86164 Exploit, Issue Tracking, Third Party Advisory ([email protected])
https://github.com/envoyproxy/envoy/issues/7728 Exploit, Issue Tracking, Third Party Advisory ([email protected])
https://istio.io/blog/2019/istio-security-003-004/ Vendor Advisory ([email protected])
https://discuss.istio.io/t/upcoming-security-updates-in-istio-1-2-4-and-1-1-13/3383 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86164 Exploit, Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/envoyproxy/envoy/issues/7728 Exploit, Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://istio.io/blog/2019/istio-security-003-004/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)