CVE-2020-35513
MEDIUMDescription
A flaw incorrect umask during file or directory modification in the Linux kernel NFS (network file system) functionality was found in the way user create and delete object using NFSv4.2 or newer if both simultaneously accessing the NFS by the other process that is not using new NFSv4.2. A user with access to the NFS could use this flaw to starve the resources causing denial of service.
How to fix
TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Exploit Intelligence
Moderate risk: more likely to be exploited than 69% of all known CVEs.
References
Related Vulnerabilities
Other CWE-271 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2024-0985 | High | 8.0 | 1.8% | - | Fix |
| CVE-2019-11243 | High | 8.1 | 1.5% | - | - |
| CVE-2022-3569 | High | 7.8 | 0.7% | - | - |
| CVE-2024-35179 | Medium | 6.8 | 0.6% | - | - |
| CVE-2026-44477 | Critical | 9.9 | 0.5% | - | Fix |
| CVE-2023-22648 | High | 8.0 | 0.5% | - | Fix |
Common questions
How do I fix CVE-2020-35513?
Upgrade linux on debian 11 to 4.16.5-1 or later.
Is CVE-2020-35513 being actively exploited?
Not that we know of. CVE-2020-35513 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 1.3% is the estimated probability that it will be exploited in the next 30 days. That is higher than 69% of all scored CVEs.
How severe is CVE-2020-35513?
CVE-2020-35513 has a CVSS v3 base score of 4.9, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2020-35513 affect?
Published advisories record a fix for linux (Debian). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.