How severe is CVE-2021-44590?

CVE-2021-44590 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-44590 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-44590?

CVE-2021-44590 affects Libming. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-44590?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-44590 published?

CVE-2021-44590 was published on 2022-01-06 and last updated on 2026-06-17.

CVE-2021-44590

CVE-2021-44590 is a medium-severity vulnerability in Libming with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-770.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-770
Affected product: Libming
Published: 2022-01-06
Last modified: 2026-06-17

Description

In libming 0.4.8, a memory exhaustion vulnerability exist in the function cws2fws in util/main.c. Remote attackers could launch denial of service attacks by submitting a crafted SWF file that exploits this vulnerability.

Frequently asked questions

What is CVE-2021-44590?: In libming 0.4.8, a memory exhaustion vulnerability exist in the function cws2fws in util/main.c. Remote attackers could launch denial of service attacks by submitting a crafted SWF file that exploits this vulnerability.
How severe is CVE-2021-44590?: CVE-2021-44590 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-44590 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-44590?: CVE-2021-44590 affects Libming. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-44590?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-44590 published?: CVE-2021-44590 was published on 2022-01-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:libming:libming:0.4.8:*:*:*:*:*:*:*

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