OpenSUSE Linux update for go1.11



| Updated: 2019-04-26
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-6486
CWE-ID CWE-400
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 Opensuse
Operating systems & Components / Operating system

Vendor SUSE

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Resource exhaustion

EUVDB-ID: #VU17245

Risk: Low

CVSSv4.0: 7.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2019-6486

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause DoS condition.

The vulnerability exists in the crypto/elliptic implementations of the P-521 and P-384 elliptic curves due to insufficient validation of user-supplied input. A remote attacker can submit specially crafted inputs via TLS handshakes, X.509 certificates, JWT tokens, ECDH shares or ECDSA signatures, consume excessive amounts of CPU and cause the service to crash.

Mitigation

Update the affected packages.

Vulnerable software versions

Opensuse: 15.0

CPE2.3 External links

https://lists.opensuse.org/opensuse-security-announce/2019-04/msg00042.html


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. However, proof of concept for this vulnerability is available.



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