Is CVE-2022-21800 in the CISA KEV catalog?

No. CVE-2022-21800 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-21800?

CVE-2022-21800 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2022-21800?

CVE-2022-21800 has an EPSS score of 0.51% (40th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-21800?

Upgrade a5x firmware to 2.5.4.1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2022-21800

MEDIUM

6.5

CVSS v3

NVD

Description

MMP: All versions prior to v1.0.3, PTP C-series: Device versions prior to v2.8.6.1, and PTMP C-series and A5x: Device versions prior to v2.5.4.1 uses the MD5 algorithm to hash the passwords before storing them but does not salt the hash. As a result, attackers may be able to crack the hashed passwords.

CWE-327 CWE-326

How to fix

Remediation Available

a5x firmwareNVD

Affected:< 2.5.4.1Fixed in:2.5.4.1CVE-2022-21800derived from NVD

c5c firmwareNVD

Affected:< 2.8.6.1Fixed in:2.8.6.1CVE-2022-21800derived from NVD

c5x firmwareNVD

Affected:< 2.8.6.1Fixed in:2.8.6.1CVE-2022-21800derived from NVD

c6x firmwareNVD

Affected:< 2.8.6.1Fixed in:2.8.6.1CVE-2022-21800derived from NVD

mimosa management platformNVD

Affected:< 1.0.3Fixed in:1.0.3CVE-2022-21800derived 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 RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/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

Third-Party Advisory1

cisa.gov

Related Vulnerabilities

Other CWE-327 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2015-2808	Low	3.7	74%	-	Fix
CVE-2023-34039	Critical	9.8	64%	-	Fix
CVE-2016-6602	Critical	9.8	55%	-	-
CVE-2014-8687	Critical	9.8	44%	-	-
CVE-2020-13777	High	7.4	18%	-	Fix
CVE-2017-17428	Medium	5.9	15%	-	-

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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.