Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2018-1000880

CVE-2018-1000880MEDIUM

n/a n/a — libarchive version commit 9693801580c0cf7c70e862d305270a16b52826a7 onwards (release v3.2.0 onwards) contains a CWE-20: Improper Input Val…

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   R  U  N  N  H    6.5   .0406   90.5     —

AFFECTED
  Product  Versions  Fixed
  n/a      n/a –     —

TIMELINE
  Dec 13  Reserved by mitre
  Dec 20  Published (CNA: mitre)
  Oct 8   ENRICHED — CVE-2018-1000880. Received CVSS 6.5 and CPE data from NVD.

CWE-119 · CNA: mitre · CVSS v3.1 · 10 references · NVD status: Modified

Description

libarchive version commit 9693801580c0cf7c70e862d305270a16b52826a7 onwards (release v3.2.0 onwards) contains a CWE-20: Improper Input Validation vulnerability in WARC parser - libarchive/archive_read_support_format_warc.c, _warc_read() that can result in DoS - quasi-infinite run time and disk usage from tiny file. This attack appear to be exploitable via the victim must open a specially crafted WARC file.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
December 13, 2018	Reserved	Reserved by mitre
December 20, 2018	Published	Published (CNA: mitre)
October 8, 2026	ENRICHED	ENRICHED — CVE-2018-1000880. Received CVSS 6.5 and CPE data from NVD.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
n/a	n/a	—	n/a	—

Weaknesses

CWE-119

References (10)

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00055.html [Mailing List, Third Party Advisory]
http://www.securityfocus.com/bid/106324 [Third Party Advisory, VDB Entry]
https://bugs.launchpad.net/ubuntu/+source/libarchive/+bug/1794909 [Patch, Third Party Advisory]
https://github.com/libarchive/libarchive/pull/1105 [Third Party Advisory]
https://github.com/libarchive/libarchive/pull/1105/commits/9c84b7426660c09c18cc349f6d70b5f8168b5680 [Patch, Third Party Advisory]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CBOCC2M6YGPZA6US43YK4INPSJZZHRTG/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W645KCLWFDBDGFJHG57WOVXGE62QSIJI/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVXA7PHINVT6DFF6PRLTDTVTXKDLVHNF/
https://usn.ubuntu.com/3859-1/ [Third Party Advisory]
https://www.debian.org/security/2018/dsa-4360 [Third Party Advisory]

Authoritative record: CVE-2018-1000880 at cve.org

Weaknesses: CWE-119

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2018-1000880 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Monday, October 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.