CVE-2022-33070: Medium severity red hat protobuf-c vulnerability

Published Jun 22, 2022
·
Updated

Protobuf-c v1.4.0 was discovered to contain an invalid arithmetic shift via the function parsetagandwiretype in protobuf-c/protobuf-c.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via unspecified vectors.

Affected Software

2 affected components
Protobuf-c Project Protobuf-c=1.4.0
Fedoraproject Fedora=36

Event History

Jun 22, 2022
CVE Published
via MITRE·01:24 PM
Data Sourced
via MITRE·01:24 PM
Description
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Frequently Asked Questions

1

What is the vulnerability ID of Protobuf-c v1.4.0?

The vulnerability ID is CVE-2022-33070.

2

What is the severity of CVE-2022-33070?

The severity of CVE-2022-33070 is rated as medium with a CVSS score of 5.5.

3

How can attackers exploit CVE-2022-33070?

Attackers can exploit this vulnerability to cause a Denial of Service (DoS) via unspecified vectors.

4

In which function of Protobuf-c v1.4.0 was the invalid arithmetic shift discovered?

The invalid arithmetic shift was discovered in the function parse_tag_and_wiretype in protobuf-c/protobuf-c.c.

5

What software versions are affected by CVE-2022-33070?

Versions 1.4.0 of Protobuf-c and Fedora 36 are affected by this vulnerability.

Contact

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