P4Verified

CVE-2018-1000879: libarchive from 3.3.0 (inclusive), before 3.4.0 (exclusive); +3 more affected products

CVE-2018-1000879. CVSS 3.1 base score 6.5 (MEDIUM, NVD). EPSS 0.03367 (percentile 0.8841), scored 08-Oct-2026.

Affected technology

libarchive · from 3.3.0 (inclusive), before 3.4.0 (exclusive)
libarchive

fedora · 28
fedoraproject

fedora · 29
fedoraproject

fedora · 30
fedoraproject

leap · 15.0
opensuse

n/a · n/a
Vendor not specified by the source

Description’s affected range: version commit 379867ecb330b3a952fb7bfa7bffb7bbd5547205 onwards (release v3.3.0 onwards)

Component: Not specified by the source

Attack conditions (NVD, CVSS 3.1): Network (remote) · No privileges required · User interaction required

What an attacker can do

NVD’s CVSS 3.1 assessment (base score 6.5/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 12-Oct-2026 00:35 UTC

CWE: CWE-476
CCR priority: 26.8 /100 (P4)
CVSS 3.1: 6.5 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H · NVD
EPSS: 0.03367 · percentile 0.88443 · 2026-10-11
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-11 23:42:05.235979+00:00 UTC
GitHub Advisory Database · Source record · observed 2026-10-09 03:17:07.463462+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-09 03:13:32.966430+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2018-1000879.html