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CVE-2024-40711

CRITICAL 9.8 KNOWN EXPLOITED RANSOMWARE PoC CATALOGUED DETECTION TEMPLATE ALL-YEARS

Published 2024-09-07 · Last modified 2025-10-21 · hackerone · NVD: Analyzed

A deserialization of untrusted data vulnerability with a malicious payload can allow an unauthenticated remote code execution (RCE).

ACTIVELY EXPLOITED

Confirmed exploited in the wild — in CISA KEV since 2024-10-17, linked to ransomware campaigns. Patch or mitigate now.

Exploitation likelihood

90.4%chance of exploitation in 30 days · 100th percentile

● In CISA KEV (2024-10-17)● Catalogued PoC◆ SSVC: exploitation active, automatable yes

Impact if exploited

9.8CVSS 3.1 · CRITICAL · NVD

  • ConfidentialityHigh
  • IntegrityHigh
  • AvailabilityHigh

What an attacker needs

  • ✓Access: Reachable over the network — no local access needed
  • ✓Privileges: No account or privileges required
  • ✓User interaction: No user interaction needed
  • ✓Complexity: No special conditions — reliably repeatable

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept

Public PoC or exploit resources are catalogued below.

Listed by the named source; Vulnpedia has not tested these resources.

PoC data: JSON

Detection templates

Detection checks are listed separately from PoCs.

Resource commands

nuclei -id CVE-2024-40711 -u https://TARGETDetection template — review its checks and affected versions before use.
curl -s https://vulnpedia.com/cve/CVE-2024-40711/poc.jsonMachine-readable PoC index for this CVE (for automation).

Search for new PoCs

Search GitHub now — results may be empty or unverified.

Tracked sources are checked weekly for the full archive, including PoCs published after the original disclosure. A later release appears after a tracked source lists it and a refresh succeeds.

Data snapshot:

Affected

Vendors Veeam

Products Backup And Recovery Backup \& Replication Veeam Backup \& Replication

Weakness (CWE)

  • CWE-502: Deserialization of Untrusted Data

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References and research data (JSON)

Unverified PoC candidates

Catalogue matches for further research. These repositories have not been validated as working exploits.

2 candidates

Additional exploitation reports

Source-specific reports, separate from CISA KEV. Repeated observations from one source are not independent confirmations.

19 more source reports

Known Affected Software Configurations

VendorProductVersion range
VeeamVeeam Backup \& Replication≥ 12.0.0.1420 and < 12.2.0.334

All CVSS metrics

  • CRITICAL 9.8 v3.0 · CNA Primary
    CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CRITICAL 9.8 v3.1 · NVD Primary
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CRITICAL 9.8 v3.0 · NVD Secondary
    CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Exploit-tagged references (not proof of a PoC)

Advisories

Technical & other

Sources: NVD · CVE.org · All sources and attribution · EPSS