Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2019-14993 |
CWE-ID | CWE-20 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Istio Web applications / Other software |
Vendor | Istio |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU35637
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2019-14993
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
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.
MitigationInstall update from vendor's website.
Vulnerable software versionsIstio: 1.2.1 - 1.2.3
CPE2.3http://discuss.istio.io/t/upcoming-security-updates-in-istio-1-2-4-and-1-1-13/3383
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=86164
http://github.com/envoyproxy/envoy/issues/7728
http://istio.io/blog/2019/istio-security-003-004/
Q & A
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.