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Fencer Vulns
high 7.5

CVE-2023-37306 json

MISP 2.4.172 mishandles different certificate file extensions in server sync.

published 2023-06-30 3 y ago modified 2026-06-23 4 mo ago also EUVD-2023-41210

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 45%
public exploits
0
none known

Summary

MISP 2.4.172 mishandles different certificate file extensions in server sync. An attacker can obtain sensitive information because of the nature of the error messages.

Patch / fix

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
partial
Assessed
23 mo ago

Exploit prediction

0.53% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • synacktiv.com https://www.synacktiv.com/publications/php-filter-chains-file-read-from-error-based-oracle referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

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

Classification

Weakness
  • CWE-209 Generation of Error Message Containing Sensitive Information

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.