CVE-2019-1000020 — Infinite Loop in Libarchive

CWE-835 — Infinite Loop13 documents8 sources
Severity
6.5MEDIUMNVD
EPSS
1.4%
top 19.39%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
LibarchiveCanonical Ubuntu LinuxDebian Linux+5 more
Timeline
PublishedFeb 4
Latest updateMay 13

Description

libarchive version commit 5a98dcf8a86364b3c2c469c85b93647dfb139961 onwards (version v2.8.0 onwards) contains a CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in ISO9660 parser, archive_read_support_format_iso9660.c, read_CE()/parse_rockridge() that can result in DoS by infinite loop. This attack appears to be exploitable via the victim opening a specially crafted ISO9660 file.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages7 packages

▶NVDlibarchive/libarchive2.8.0 — 3.4.0
▶Debianlibarchive/libarchive< 3.3.3-4+3
▶Ubuntulibarchive/libarchive< 3.1.2-7ubuntu2.8+2
▶NVDopensuse/leap15.0

Also affects: Debian Linux 8.0, Fedora 29, Ubuntu Linux 14.04, 16.04, 18.04, 18.10

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

4
GHSA
GHSA-rv4c-7xgc-3x93: libarchive version commit 5a98dcf8a86364b3c2c469c85b93647dfb139961 onwards (version v2↗2022-05-13
▶
OSV
libarchive vulnerabilities↗2019-02-07
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OSV
CVE-2019-1000020: libarchive version commit 5a98dcf8a86364b3c2c469c85b93647dfb139961 onwards (version v2↗2019-02-04
▶
CVEList
CVE-2019-1000020: libarchive version commit 5a98dcf8a86364b3c2c469c85b93647dfb139961 onwards (version v2↗2019-02-04
▶

📋Vendor Advisories

3
Ubuntu
libarchive vulnerabilities↗2019-02-07
▶
Red Hat
libarchive: Infinite recursion in archive_read_support_format_iso9660.c resulting in denial of service↗2019-01-20
▶
Debian
CVE-2019-1000020: libarchive - libarchive version commit 5a98dcf8a86364b3c2c469c85b93647dfb139961 onwards (vers...↗2019
▶

💬Community

5
Bugzilla
CVE-2019-1000019 CVE-2019-1000020 mingw-libarchive: various flaws [fedora-all]↗2019-02-08
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Bugzilla
CVE-2019-1000020 libarchive3: libarchive: Infinite recursion in archive_read_support_format_iso9660.c resulting in denial of service [epel-6]↗2019-02-07
▶
Bugzilla
CVE-2019-1000020 libarchive: Infinite recursion in archive_read_support_format_iso9660.c resulting in denial of service↗2019-02-06
▶
Bugzilla
CVE-2019-1000019 CVE-2019-1000020 libarchive3: various flaws [epel-6]↗2019-02-06
▶
Bugzilla
CVE-2019-1000019 CVE-2019-1000020 libarchive: various flaws [fedora-all]↗2019-02-06
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CVE-2019-1000020 — Infinite Loop in Libarchive | cvebase