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Fencer Vulns
medium 5.8

CVE-2023-3894 json

DOS in jackson-dataformats-text

published 2023-08-08 3 y ago modified 2026-06-17 4 mo ago also GHSA-rg2c-cfxv-qp6f , EUVD-2023-2347

cvss
5.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 60%
public exploits
0
none known

Summary

Those using jackson-dataformats-text to parse TOML data may be vulnerable to Denial of Service attacks (DOS). If the parser is running on user supplied input, an attacker may supply content that causes the parser to crash by stackoverflow. This effect may support a denial of service attack.

Patch / fix

  • maven com.fasterxml.jackson.dataformat:jackson-dataformat-toml 2.15.0
  • FasterXML jackson-dataformats-text 2.15.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2023-3894 updated cvss 5.9

jackson-dataformats-text: Stack overflow while parsing TOML

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.91% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
GitHub 3.1 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
maven com.fasterxml.jackson.dataformat:jackson-dataformat-toml
<2.15.0
2.15.0

Affected products

  • FasterXML jackson-dataformats-text

Classification

Weakness
  • CWE-20 Improper Input Validation
  • CWE-787 Out-of-bounds Write
  • CWE-400 Uncontrolled Resource Consumption

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.