Is CVE-2020-28951 in the CISA KEV catalog?

No. CVE-2020-28951 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-28951?

CVE-2020-28951 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2020-28951?

CVE-2020-28951 has an EPSS score of 1.74% (75th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-28951?

Upgrade openwrt to 19.07.5 or later.

CVE & CISA-KEV Catalog

CVE-2020-28951

CRITICALEPSS 75th pctl

9.8

CVSS v3

NVD

Description

libuci in OpenWrt before 18.06.9 and 19.x before 19.07.5 may encounter a use after free when using malicious package names. This is related to uci_parse_package in file.c and uci_strdup in util.c.

CWE-416Use After Free

How to fix

Remediation Available

openwrtNVD

Affected:>= 19.07.0, < 19.07.5Fixed in:19.07.5CVE-2020-28951derived from NVD

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 VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.74%probability of exploitation in 30 days

75thpercentile

Elevated risk: more likely to be exploited than 75% of all known CVEs.

References

Other references3

Related Vulnerabilities

Other CWE-416 (Use After Free) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-0708	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-31166	Critical	9.8	100%	KEV	Fix
CVE-2015-5119	Critical	9.8	99%	KEV	-
CVE-2010-3962	High	8.1	97%	KEV	-
CVE-2015-0313	Critical	9.8	96%	KEV	Fix
CVE-2017-9798	High	7.5	95%	-	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.