Is CVE-2020-29373 in the CISA KEV catalog?

No. CVE-2020-29373 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-29373?

CVE-2020-29373 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2020-29373?

CVE-2020-29373 has an EPSS score of 0.51% (40th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-29373?

Upgrade linux on debian 11 to 5.6.7-1 or later.

CVE & CISA-KEV Catalog

CVE-2020-29373

MEDIUM

6.5

CVSS v3

NVD

Description

An issue was discovered in fs/io_uring.c in the Linux kernel before 5.6. It unsafely handles the root directory during path lookups, and thus a process inside a mount namespace can escape to unintended filesystem locations, aka CID-ff002b30181d.

CWE-22Path Traversal

How to fix

Remediation Available

linuxDebian

Fixed in:5.6.7-1CVE-2020-29373

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

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Exploit Intelligence

0.51%probability of exploitation in 30 days

40thpercentile

Low risk: more likely to be exploited than 40% of all known CVEs.

References

Patch1

git.kernel.org

Exploit1

bugs.chromium.org

Vendor Advisory1

cdn.kernel.org

Related Vulnerabilities

Other CWE-22 (Path Traversal) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-23897	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-32315	High	8.6	100%	KEV	Fix
CVE-2022-29464	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-26086	Medium	5.3	100%	KEV	Fix
CVE-2021-22005	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-5902	Critical	9.8	100%	KEV + Ransom	Fix

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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.