CVE-2021-22299
No known exploitation. EPSS puts it in the 12th percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
There is a local privilege escalation vulnerability in some Huawei products. A local, authenticated attacker could craft specific commands to exploit this vulnerability. Successful exploitation may cause the attacker to obtain a higher privilege. Affected product versions include: ManageOne versions 6.5.0,6.5.0.SPC100.B210,6.5.1.1.B010,6.5.1.1.B020,6.5.1.1.B030,6.5.1.1.B040,6.5.1.SPC100.B050,6.5.1.SPC101.B010,6.5.1.SPC101.B040,6.5.1.SPC200,6.5.1.SPC200.B010,6.5.1.SPC200.B030,6.5.1.SPC200.B040,6.5.1.SPC200.B050,6.5.1.SPC200.B060,6.5.1.SPC200.B070,6.5.1RC1.B060,6.5.1RC2.B020,6.5.1RC2.B030,6.5.1RC2.B040,6.5.1RC2.B050,6.5.1RC2.B060,6.5.1RC2.B070,6.5.1RC2.B080,6.5.1RC2.B090,6.5.RC2.B050,8.0.0,8.0.0-LCND81,8.0.0.SPC100,8.0.1,8.0.RC2,8.0.RC3,8.0.RC3.B041,8.0.RC3.SPC100; NFV_FusionSphere versions 6.5.1.SPC23,8.0.0.SPC12; SMC2.0 versions V600R019C00,V600R019C10; iMaster MAE-M versions MAE-TOOL(FusionSphereBasicTemplate_Euler_X86)V100R020C10SPC220.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.2% chance of exploitation activity in the next 30 days, which ranks it in the 12th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
4 events over 1384 days, from the signal feeds we watch.
- Patch availablerecord updated
- Publishedweakness classified
Affected products
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Scored 7.8 by NVD.
How it is reached
- Attack Vector LocalRequires local access to the vulnerable system (e.g. local login, malicious file)
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required LowRequires basic user-level privileges
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity HighTotal loss of integrity — attacker can modify any data in the component
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
Sources
References in the record
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