Vulnerability

CVE-2021-25323

Critical· 9.1CVSS9.1EPSS1%

.rules3/5

The default setting of MISP 2.4.136 did not enable the requirements (aka require_password_confirmation) to provide the previous password when changing a password.

Threat signal

92/100

Severe

Severity

critical

CVSS

9.1

EPSS

Active

CVSS

v3.1via NVDOpen in FIRST calculator →

9.1/ 10CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack VectorNetworkExploitable remotely over the internet — no local access needed.
Attack ComplexityLowNo special conditions — exploit works reliably.
Privileges RequiredNoneUnauthenticated — no credentials needed.
User InteractionNoneFully automated — no victim action needed.
ScopeUnchangedImpact contained to the vulnerable component.
Confidentiality ImpactHighTotal disclosure of sensitive data.
Integrity ImpactHighTotal compromise of integrity — full data modification possible.
Availability ImpactNoneNo availability impact.

EPSS

Exploit prediction · 30-day horizonFIRST.org →

1.34%

probability of exploitation in next 30 days

p71

higher than 71% of all CVEs

3-day trend↑ 0pp

Mid-pack — moderate exploitation likelihood.

Vendor VEX

No VEX statements published for CVE-2021-25323. Vendors publish VEX (Vulnerability Exploitability eXchange) to assert per-product whether a CVE is actually exploitable in their distribution.

SSVCTrack

Total impact on non-trivial mission systems

exploitation: none
automatable: yes
impact: total
mission: support

Lifecycle

2021-01-19Published
2026-06-22Last modified1 source

References

https://github.com/MISP/MISP/commit/afbf95a478b6e94f532ca0776c79da1b08be7eed