How severe is CVE-2022-28044?

CVE-2022-28044 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-28044 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-28044?

CVE-2022-28044 primarily affects Irzip Project Irzip. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-28044?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2022-28044 published?

CVE-2022-28044 was published on 2022-04-15 and last updated on 2026-06-17.

CVE-2022-28044

CVE-2022-28044 is a critical-severity vulnerability in Irzip Project Irzip with a CVSS 3.x base score of 9.8. 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-787.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Irzip Project Irzip
Published: 2022-04-15
Last modified: 2026-06-17

Description

Irzip v0.640 was discovered to contain a heap memory corruption via the component lrzip.c:initialise_control.

Frequently asked questions

What is CVE-2022-28044?: Irzip v0.640 was discovered to contain a heap memory corruption via the component lrzip.c:initialise_control.
How severe is CVE-2022-28044?: CVE-2022-28044 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-28044 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-28044?: CVE-2022-28044 primarily affects Irzip Project Irzip. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-28044?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-28044 published?: CVE-2022-28044 was published on 2022-04-15 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:irzip_project:irzip:0.640:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

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