Public proof of conceptFix available

CVE-2024-45244

Q: Is CVE-2024-45244 actively exploited?

Active exploitation of CVE-2024-45244 has not been confirmed. Its EPSS score was 0.6% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2024-45244?

CVE-2024-45244 has a CVSS v3 base score of 5.3 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

A public proof of concept exists; no exploitation attested.

Published2024-08-25
WeaknessCWE-294

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Hyperledger Fabric through 3.0.0 and 2.5.x through 2.5.9 do not verify that a request has a timestamp within the expected time window.

Timeline

dates in UTC

2024-08-2502:15CVE publishedNVD
2026-10-2319:23First public proof of conceptPoC-in-GitHub

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2024-45244?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2024-45244?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · CISA-ADP · OSV

Hyperledger fabric

Branch	Affected	Fixed in	Source
2.5	≤ 2.5.9	no fix published	NVD · CISA-ADP

hyperledger-fabric-orderer

Branch	Affected	Fixed in	Source
2.5	< 2.5.10	2.5.10	OSV

hyperledger-fabric-peer

Branch	Affected	Fixed in	Source
2.5	< 2.5.10	2.5.10	OSV

2 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

github.comPatch

Detection

read 2026-10-23 19:24 UTC

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: 2 repositories, unverifiedshanker-sec/HLF_TxTime_spoofingshanker-sec/hlf-time-oracle

Sources

CISA-ADPSSVC decisionnone2024-10-30
OpenCVESSVC decisionnone—
CISA-ADPCVSS 3.15.32024-08-26
NVDCVSS 3.15.3read 2026-10-23
CISA-ADPweakness (CWE)CWE-2942024-08-26
FIRST EPSSEPSS score0.6 %2026-10-23
PoC-in-GitHubproof of concept2read 2026-10-23
OSVaffected packages—

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Published: 2024-08-25
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2024-45244?

Hyperledger Fabric through 3.0.0 and 2.5.x through 2.5.9 do not verify that a request has a timestamp within the expected time window.

Is CVE-2024-45244 actively exploited?

Active exploitation of CVE-2024-45244 has not been confirmed. Its EPSS score was 0.6% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2024-45244?

CVE-2024-45244 has a CVSS v3 base score of 5.3 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

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