CVE-2018-16430

GNU Libextractor through 1.7 has an out-of-bounds read vulnerability in...

8.8 HighFix available

GNU Libextractor through 1.7 has an out-of-bounds read vulnerability in EXTRACTOR_zip_extract_method() in zip_extractor.c.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

2.63%Up 1.4 points since Apr 14, 2021

What each source reports

NVD Score used 8.8

GNU Libextractor through 1.7 has an out-of-bounds read vulnerability in EXTRACTOR_zip_extract_method() in zip_extractor.c.

Record: CVE-2018-16430
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0: 6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness: CWE-125
Updated: 2026-11-02

CVE List No score

GNU Libextractor through 1.7 has an out-of-bounds read vulnerability in EXTRACTOR_zip_extract_method() in zip_extractor.c.

Record: CVE-2018-16430
Updated: 2026-11-02

EUVDEUVD-2018-8270 No score

GNU Libextractor through 1.7 has an out-of-bounds read vulnerability in EXTRACTOR_zip_extract_method() in zip_extractor.c.

Record: EUVD-2018-8270
Updated: 2026-11-03

GitHub AdvisoriesGHSA-8fr9-2wh5-f97x 8.8

GNU Libextractor through 1.7 has an out-of-bounds read vulnerability in...

GNU Libextractor through 1.7 has an out-of-bounds read vulnerability in EXTRACTOR_zip_extract_method() in zip_extractor.c.

Record: GHSA-8fr9-2wh5-f97x
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-125
Updated: 2026-11-02

OSV 8.8

GNU Libextractor through 1.7 has an out-of-bounds read vulnerability in EXTRACTOR_zip_extract_method() in zip_extractor.c.

Record: CVE-2018-16430
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVDEBIAN-CVE-2018-16430 8.8

GNU Libextractor through 1.7 has an out-of-bounds read vulnerability in EXTRACTOR_zip_extract_method() in zip_extractor.c.

Record: DEBIAN-CVE-2018-16430
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2018-16430 8.8

GNU Libextractor through 1.7 has an out-of-bounds read vulnerability in EXTRACTOR_zip_extract_method() in zip_extractor.c.

Record: UBUNTU-CVE-2018-16430
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVUSN-4641-1 No score

libextractor vulnerabilities

It was discovered that Libextractor incorrectly handled zero sample rate. An attacker could possibly use this issue to cause a denial of service. (CVE-2017-15266)

It was discovered that Libextractor incorrectly handled certain FLAC metadata. An attacker could possibly use this issue to cause a denial of service. (CVE-2017-15267)

It was discovered that Libextractor incorrectly handled certain specially crafted files. An attacker could possibly use this issue to cause a denial of service. (CVE-2017-15600, CVE-2018-16430, CVE-2018-20430)

It was discovered that Libextractor incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service. (CVE-2017-15601)

It was discovered that Libextractor incorrectly handled integers. An attacker could possibly use this issue to cause a denial of service. (CVE-2017-15602)

It was discovered that Libextractore incorrectly handled certain crafted files. An attacker could possibly use this issue to cause a denial of service. (CVE-2017-15922)

It was discovered tha Libextractor incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service. (CVE-2017-17440)

It was discovered that Libextractor incorrectly handled certain malformed files. An attacker could possibly use this issue to cause a denial of service. (CVE-2018-14346)

It was discovered that Libextractor incorrectly handled malformed files. An attacker could possibly use this issue to cause a denial of service. (CVE-2018-14347)

It was discovered that Libextractor incorrectly handled metadata. An attacker could possibly use this issue to cause a denial of service. (CVE-2018-20431)

Record: USN-4641-1
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`libextractor` Debian:12	before 1:1.7-1	1:1.7-1
`libextractor` Debian:13	before 1:1.7-1	1:1.7-1
`libextractor` Debian:14	before 1:1.7-1	1:1.7-1
`libextractor` Debian:8	before 1:1.3-2+deb8u3, plus listed versions 1:1.3-21:1.3-2+deb8u11:1.3-2+deb8u2	1:1.3-2+deb8u3
`libextractor` Debian:9 From an advisory covering 3 CVEs	before 1:1.3-4+deb9u2, plus listed versions 1:1.3-41:1.3-4+deb9u1	1:1.3-4+deb9u2
`libextractor` Ubuntu:Pro:14.04:LTS	before 1:1.3-1ubuntu0.1~esm1, plus listed versions 1:1.1-1ubuntu11:1.2-1ubuntu11:1.3-1	1:1.3-1ubuntu0.1~esm1
`libextractor` Ubuntu:16.04:LTS	before 1:1.3-4+deb9u3build0.16.04.1, plus listed versions 1:1.3-2build11:1.3-2ubuntu11:1.3-3	1:1.3-4+deb9u3build0.16.04.1
`libextractor` Ubuntu:18.04:LTS	All versions, plus listed versions 1:1.3-4build31:1.6-11:1.6-1build11:1.6-2	None known
`libextractor` Ubuntu:16.04:LTS From an advisory covering 12 CVEs	before 1:1.3-4+deb9u3build0.16.04.1, plus listed versions 1:1.3-2build11:1.3-2ubuntu11:1.3-3	1:1.3-4+deb9u3build0.16.04.1

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-16430 is a high vulnerability (CVSS 8.8) in Gnu Libextractor, published September 4, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.63%, the 85th percentile. Fixed in libextractor 1:1.7-1.

References

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