CVE-2021-21544: dell idrac9_firmware
CVSS: 4.0v2.0MediumModified
Published 30-04-2021Last modified 17-09-2024
Vulnerability summary
CVE-2021-21544 is a medium (CVSS 4.0) vulnerability in dell idrac9_firmware. EPSS estimates a 0.92% chance of exploitation in the next 30 days, higher than 59.6% of scored vulnerabilities.
CVSS score
4.0/10
010
Medium · v2.0 (NVD)EPSS score
0.92%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 30-04-2021PublishedVulnerability first disclosed.
- 17-09-2024Last modifiedVulnerability information updated.
Description
Dell EMC iDRAC9 versions prior to 4.40.00.00 contain an improper authentication vulnerability. A remote authenticated malicious user with high privileges could potentially exploit this vulnerability to manipulate the username field under the comment section and set the value to any user.
CVSS metrics
3 scores · 2 sources · 2 versionsLow 2.7Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:NSourcesAll 2 agree
- NVDNIST2.7LowCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
Medium 4.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:S/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
0.92%
Chance of exploitation in the next 30 days
Percentile
60%
Versus all other CVEs
30-day change
0.00 pp
From 0.92% on 19-09-2026
19-09-202619-10-2026
EPSS score0.92%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-602Client-Side Enforcement of Server-Side SecurityThe product is composed of a server that relies on the client to implement a mechanism that is intended to protect the server.
- CWE-287Improper AuthenticationWhen an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
Affected systems
Dell2 products
- idrac9_firmware< 4.40.00.00
- integrated dell remote access controller (idrac)≥ unspecified, < 4.40.00.00
1 vendor · 2 products