HOMEVULNERABILITIESCVE-2024-23684
HIGH

CVE-2024-23684

CWE-407Published: January 19, 2024· Updated: Jul 14, 2026

7.5
CVSS v3.1

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.

NVD Source

Technical Analysis

CVE-2024-23684 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

peteroupc1 product(s)
cbor
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://github.com/advisories/GHSA-fj2w-wfgv-mwq6
ADVISORYhttps://github.com/peteroupc/CBOR-Java/security/advisories/GHSA-fj2w-wfgv-mwq6
ADVISORYhttps://vulncheck.com/advisories/vc-advisory-GHSA-fj2w-wfgv-mwq6
ADVISORYhttps://github.com/advisories/GHSA-fj2w-wfgv-mwq6
ADVISORYhttps://github.com/peteroupc/CBOR-Java/security/advisories/GHSA-fj2w-wfgv-mwq6
ADVISORYhttps://vulncheck.com/advisories/vc-advisory-GHSA-fj2w-wfgv-mwq6

All References (6)

→
https://github.com/advisories/GHSA-fj2w-wfgv-mwq6Mitigation · Third Party Advisory
→
https://github.com/peteroupc/CBOR-Java/security/advisories/GHSA-fj2w-wfgv-mwq6Vendor Advisory
→
https://vulncheck.com/advisories/vc-advisory-GHSA-fj2w-wfgv-mwq6Third Party Advisory
→
https://github.com/advisories/GHSA-fj2w-wfgv-mwq6Mitigation · Third Party Advisory
→
https://github.com/peteroupc/CBOR-Java/security/advisories/GHSA-fj2w-wfgv-mwq6Vendor Advisory
→
https://vulncheck.com/advisories/vc-advisory-GHSA-fj2w-wfgv-mwq6Third Party Advisory

Quick Facts

CVE IDCVE-2024-23684
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-407
CISA KEVNo
Affected1 vendor(s)
PublishedJan 19, 2024

Related CVEs (CWE-407)

CVE-2026-43967
8.7
CVE-2026-58226
8.7
CVE-2026-55206
8.7
CVE-2026-57480
8.7
CVE-2026-54892
8.7
CVE-2024-21909
7.5

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2024-23684 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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