Vulnerability · Published Jan 19, 2024 · Assigned by VulnCheck

CVE-2024-23684upokecenter CBOR Denial of Service

High 7.5

In plain English

A high-severity security flaw in com.upokecenter:cbor. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 60% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.5High

Exploit odds (30 days)0.9%top 39.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Inefficient algorithmic complexity in DecodeFromBytes function in com.upokecenter.cbor Java implementation of Concise Binary Object Representation (CBOR) versions 4.0.0 to 4.5.1 allows an attacker to cause a denial of service by passing a maliciously crafted input. Depending on an application's use of this library, this may be a remote attacker.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Maven	com.upokecenter:cbor	4.5.1	GHSA-fj2w-wfgv-mwq6

Affected products (as reported)

Vendor	Product	Versions
	com.upokecenter:cbor	4.0.0 – before 4.5.1

Weakness: CWE-407 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

https://github.com/peteroupc/CBOR-Java/security/advisories/GHSA-fj2w-wfgv-mwq6 vendor-advisory
https://github.com/advisories/GHSA-fj2w-wfgv-mwq6 vendor-advisory
https://vulncheck.com/advisories/vc-advisory-GHSA-fj2w-wfgv-mwq6 third-party-advisory