How severe is CVE-2017-5601?

CVE-2017-5601 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-5601 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-5601?

CVE-2017-5601 affects Libarchive. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-5601?

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

When was CVE-2017-5601 published?

CVE-2017-5601 was published on 2017-01-27 and last updated on 2026-06-17.

CVE-2017-5601

CVE-2017-5601 is a high-severity vulnerability in Libarchive with a CVSS 3.x base score of 7.5. 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-125.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Libarchive
Published: 2017-01-27
Last modified: 2026-06-17

Description

An error in the lha_read_file_header_1() function (archive_read_support_format_lha.c) in libarchive 3.2.2 allows remote attackers to trigger an out-of-bounds read memory access and subsequently cause a crash via a specially crafted archive.

Frequently asked questions

What is CVE-2017-5601?: An error in the lha_read_file_header_1() function (archive_read_support_format_lha.c) in libarchive 3.2.2 allows remote attackers to trigger an out-of-bounds read memory access and subsequently cause a crash via a specially crafted archive.
How severe is CVE-2017-5601?: CVE-2017-5601 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-5601 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-5601?: CVE-2017-5601 affects Libarchive. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-5601?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-5601 published?: CVE-2017-5601 was published on 2017-01-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:libarchive:libarchive:3.2.2:*:*:*:*:*:*:*

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