#VU64269 Integer overflow in Go programming language


Published: 2022-06-14 | Updated: 2022-07-20

Vulnerability identifier: #VU64269

Vulnerability risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-28327

CWE-ID: CWE-190

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Go programming language
Universal components / Libraries / Scripting languages

Vendor: Google

Description

The vulnerability allows a remote attacker to perform a denial of service attack.

The vulnerability exists due to integer overflow in the Golang's library crypto/elliptic. A remote attacker can send a specially crafted scalar input longer than 32 bytes to cause P256().ScalarMult or P256().ScalarBaseMult to panic and perform a denial of service attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Go programming language: 1.18, 1.17 - 1.17.8, 1.16 - 1.16.15, 1.15 - 1.15.15, 1.14 - 1.14.15, 1.13 - 1.13.15, 1.12 - 1.12.17, 1.11 - 1.11beta3, 1.10 - 1.10.8, 1.1 - 1.1.2, 1.9 - 1.9.7, 1.8 - 1.8.7, 1.7 - 1.7.6, 1.6 - 1.6.4, 1.5 - 1.5.4, 1.4 - 1.4.3, 1.3 - 1.3.3, 1.2 - 1.2.2, 1.0 - 1.0.3


CPE

External links
http://groups.google.com/g/golang-announce
http://groups.google.com/g/golang-announce/c/oecdBNLOml8
http://bugzilla.redhat.com/show_bug.cgi?id=2077689


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


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