How severe is CVE-2015-8927?

CVE-2015-8927 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2015-8927 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-8927?

CVE-2015-8927 affects Libarchive. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-8927?

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

When was CVE-2015-8927 published?

CVE-2015-8927 was published on 2016-09-20 and last updated on 2026-06-17.

CVE-2015-8927

CVE-2015-8927 is a medium-severity vulnerability in Libarchive with a CVSS 3.x base score of 5.5. 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: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Libarchive
Published: 2016-09-20
Last modified: 2026-06-17

Description

The trad_enc_decrypt_update function in archive_read_support_format_zip.c in libarchive before 3.2.0 allows remote attackers to cause a denial of service (out-of-bounds heap read and crash) via a crafted zip file, related to reading the password.

Frequently asked questions

What is CVE-2015-8927?: The trad_enc_decrypt_update function in archive_read_support_format_zip.c in libarchive before 3.2.0 allows remote attackers to cause a denial of service (out-of-bounds heap read and crash) via a crafted zip file, related to reading the password.
How severe is CVE-2015-8927?: CVE-2015-8927 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2015-8927 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-8927?: CVE-2015-8927 affects Libarchive. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-8927?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-8927 published?: CVE-2015-8927 was published on 2016-09-20 and last updated on 2026-06-17.

References

Affected products (1)

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

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