CVE-2017-14107

Libzip vulnerability

CVSS

6.5

EPSS

3.2%

EPSS pct

87th

Exploited

No known

The _zip_read_eocd64 function in zip_open.c in libzip before 1.3.0 mishandles EOCD records, which allows remote attackers to cause a denial of service (memory allocation failure in _zip_cdir_grow in zip_dirent.c) via a crafted ZIP archive.

Affected vendor

Libzip

Affected product

Libzip

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness type (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

Published

2017-09-01

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 3.2% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2017-14107

Confirm whether Libzip Libzip is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2017-14107.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-14107

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-14107 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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