Vulnerability in Misp
CVE-2020-8890
An issue was discovered in MISP before 2.4.121. It mishandled time skew (between the machine hosting the web server and the machine hosting the database) when trying to block a brute-force series of invalid requests.
Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)
EPSS: 0.011 (61.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Misp
- Misp-project Misp
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-8890?
- CVE-2020-8890 is a medium-severity vulnerability in Misp, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 5.9/10. Published 2020-02-12.
- How severe is CVE-2020-8890?
- Medium severity. CVSS v3 base score is 5.9 out of 10.
- Is CVE-2020-8890 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.