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Fencer Intel
medium 4.3

CVE-2015-7697 json

Info-ZIP UnZip 6.0 allows remote attackers to cause a denial of service (infinite loop) via empty bzip2 data in a ZIP archive.

published 2015-11-06 11 y ago modified 2026-06-17 4 mo ago also EUVD-2015-7598

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.1%
EPSS 6.1% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

Info-ZIP UnZip 6.0 allows remote attackers to cause a denial of service (infinite loop) via empty bzip2 data in a ZIP archive.

Patch / fix

  • unzip Debian 14, Debian 13, Debian 12 6.0-19

debian advisories DEBIAN-CVE-2015-7697

  • unzip Ubuntu 14.04 LTS 6.0-9ubuntu1.4

ubuntu advisories UBUNTU-CVE-2015-7697

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • unzip SLES for SAP 12 SP3, SLES 12 SP3, SLED 12 SP3 6.00-33.8.1
  • unzip SLES for SAP 11 SP4, SLES 11 SP4 6.00-11.17.1

suse advisories SUSE-SU-2018:2978-1SUSE-SU-2017:0639-1

  • unzip openSUSE Tumbleweed 6.00-31.1

opensuse advisories openSUSE-SU-2024:10480-1

  • unzip Alpine 3.24, Alpine 3.23, Alpine 3.22 +17 more 6.0-r1

alpine advisories ALPINE-CVE-2015-7697

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • unzip Azure Linux 3.0 6.0-20
  • unzip CBL-Mariner 2.0 6.0-19

azure linux advisories AZL-35337AZL-6939

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2015-7697 updated cvss 6.0

unzip: Heap overflow and DoS in 6.0

  • Red Hat Enterprise Linux 5 unzip Red Hat Enterprise Linux 6 unzip Red Hat Enterprise Linux 7 unzip
    affected: no fix planned “Will not fix”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

6.07% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-399 Resource Management Errors

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.