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Fencer Vulns
high 8.8

CVE-2024-42323 json

Apache HertzBeat: RCE by snakeYaml deser load malicious xml

published 2024-09-21 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-39551

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
8.3%
EPSS 8.3% chance of exploitation in 30 days, percentile 94%
public exploits
0
none known, plus a Nuclei check

Summary

SnakeYaml Deser Load Malicious xml rce vulnerability in Apache HertzBeat (incubating).

This vulnerability can only be exploited by authorized attackers. This issue affects Apache HertzBeat (incubating): before 1.6.0.

Users are recommended to upgrade to version 1.6.0, which fixes the issue.

Patch / fix

  • Apache Software Foundation Apache HertzBeat 1.6.0
  • apache hertzbeat 1.6.0

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

8.32% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template Apache HertzBeat < 1.6.0 - SnakeYAML Deserialization Remote Code Execution nuclei detection template

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Apache Software Foundation Apache HertzBeat
  • apache hertzbeat

Classification

Weakness
  • CWE-502 Deserialization of Untrusted Data

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.