CVE-2020-8891
An issue was discovered in MISP before 2.4.121. It did not canonicalize usernames when trying to...
An issue was discovered in MISP before 2.4.121. It did not canonicalize usernames when trying to block a brute-force series of invalid requests.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in MISP before 2.4.121. It did not canonicalize usernames when trying to block a brute-force series of invalid requests.
- Record
CVE-2020-8891- CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Updated
- 2026-11-02
CVE ListNo score
An issue was discovered in MISP before 2.4.121. It did not canonicalize usernames when trying to block a brute-force series of invalid requests.
- Record
CVE-2020-8891- Updated
- 2026-11-02
EUVDEUVD-2020-29732No score
An issue was discovered in MISP before 2.4.121. It did not canonicalize usernames when trying to block a brute-force series of invalid requests.
- Record
EUVD-2020-29732- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4wxj-r835-5f6x
An issue was discovered in MISP before 2.4.121. It did not canonicalize usernames when trying to...
An issue was discovered in MISP before 2.4.121. It did not canonicalize usernames when trying to block a brute-force series of invalid requests.
- Record
GHSA-4wxj-r835-5f6x- CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSV
An issue was discovered in MISP before 2.4.121. It did not canonicalize usernames when trying to block a brute-force series of invalid requests.
- Record
CVE-2020-8891- CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-8891 is a medium vulnerability (CVSS 5.9) in Misp-project Misp, published February 11, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.43%, the 73rd percentile. No source names a fixed version.