Multiple vulnerabilities in Go



Published: 2022-09-15 | Updated: 2022-09-21
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2022-27664
CVE-2022-32190
CWE-ID CWE-20
CWE-22
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Go programming language
Universal components / Libraries / Scripting languages

Vendor Google

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Input validation error

EUVDB-ID: #VU67396

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-27664

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

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

The vulnerability exists due to an HTTP/2 connection can hang during closing if shutdown were preempted by a fatal error. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Go programming language: 1.18 - 1.18.5, 1.19


CPE2.3 External links

http://groups.google.com/g/golang-announce/c/x49AQzIVX-s
http://groups.google.com/g/golang-announce
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TXS2OQ57KZC5XZKK5UW4SYKPVQAHIOJX/

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

2) Path traversal

EUVDB-ID: #VU67556

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-32190

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences within JoinPath and URL.JoinPath. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Go programming language: 1.19, 1.18 - 1.18.5


CPE2.3 External links

http://go.dev/cl/423514
http://groups.google.com/g/golang-announce/c/x49AQzIVX-s
http://pkg.go.dev/vuln/GO-2022-0988
http://go.dev/issue/54385
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JXKTHIGE5F576MAPFYCIJXNRGBSPISUF/

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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