#VU54521 Resource exhaustion


Published: 2021-07-04 | Updated: 2022-06-02

Vulnerability identifier: #VU54521

Vulnerability risk: Medium

CVSSv3.1:

CVE-ID: CVE-2021-33196

CWE-ID: CWE-400

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 (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources when parsing archives. A remote attacker can pass a specially crafted .zip file to the application, trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Go programming language: 1.16 - 1.16.4, 1.15 - 1.15.12


CPE

External links
http://bugzilla.redhat.com/show_bug.cgi?id=1965503
http://github.com/golang/go/issues/46242
http://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33912
http://go-review.googlesource.com/c/go/+/322949/
http://go-review.googlesource.com/c/go/+/322909/
http://go-review.googlesource.com/c/go/+/318909/


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


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