Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2015-7697

15
FAUCET Score

CVE-2015-7697 describes a denial-of-service vulnerability in Info-ZIP UnZip 6.0, affecting various Linux distributions including Canonical and Debian. An attacker can trigger an infinite loop by providing specially crafted empty bzip2 data within a ZIP archive. This vulnerability has a CVSS score of 4.3, indicating a medium attack complexity and partial availability impact, but no confidentiality or integrity impact. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
12.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
14.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
15.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*
15.10CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

AV:N/AC:M/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
6.02%
Probability of exploitation in next 30 days
EPSS Percentile
92.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0602 is in the 91st percentile among its peer group of 19,955 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (36)

microsoftpatch availablevia msrc
Product: unzip-6.0-20.azl3.aarch64.rpm on Azure Linux 3.0 ARMFixed in: 6.0-20
microsoftpatch availablevia msrc
Product: azl3 unzip 6.0-22 on Azure Linux 3.0Fixed in: 6.0-20
microsoftpatch availablevia msrc
Product: cm1 unzip 6.0-15 on CBL Mariner 1.0Fixed in: 6.0-15
microsoftpatch availablevia msrc
Product: cbl2 unzip 6.0-19 on CBL Mariner 2.0Fixed in: 6.0-19
microsoftpatch availablevia msrc
Product: 16846-17084Fixed in: 6.0-20
microsoftpatch availablevia msrc
Product: 16846-16817Fixed in: 6.0-20
microsoftpatch availablevia msrc
Product: 18861-17084Fixed in: 6.0-20
microsoftpatch availablevia msrc
Product: 16844-16820Fixed in: 6.0-15
microsoftpatch availablevia msrc
Product: 16845-16823Fixed in: 6.0-19
microsoftpatch availablevia msrc
Product: 12837-12137Fixed in: 6.0-15
microsoftpatch availablevia msrc
Product: 12838-12137Fixed in: 6.0-15
microsoftpatch availablevia msrc
Product: 12839-12138Fixed in: 6.0-15
microsoftpatch availablevia msrc
Product: 12840-12138Fixed in: 6.0-15
microsoftpatch availablevia msrc
Product: 12841-12139Fixed in: 6.0-19
microsoftpatch availablevia msrc
Product: 12842-12139Fixed in: 6.0-19
microsoftpatch availablevia msrc
Product: 12843-12140Fixed in: 6.0-19
microsoftpatch availablevia msrc
Product: 12844-12140Fixed in: 6.0-19
microsoftpatch availablevia msrc
Product: 12845-12356Fixed in: 6.0-20
microsoftpatch availablevia msrc
Product: 12846-12357Fixed in: 6.0-20
microsoftpatch availablevia msrc
Product: unzip-debuginfo-6.0-19.cm2.aarch64.rpm on CBL Mariner 2.0 ARMFixed in: 6.0-19
microsoftpatch availablevia msrc
Product: unzip-6.0-20.azl3.x86_64.rpm on Azure Linux 3.0 x64Fixed in: 6.0-20
microsoftpatch availablevia msrc
Product: azl3 unzip 6.0-20 on Azure Linux 3.0Fixed in: 6.0-20
microsoftpatch availablevia msrc
Product: CBL Mariner 1.0 x64Fixed in: 6.0-15
microsoftpatch availablevia msrc
Product: CBL Mariner 1.0 ARMFixed in: 6.0-15
microsoftpatch availablevia msrc
Product: CBL Mariner 2.0 x64Fixed in: 6.0-19
microsoftpatch availablevia msrc
Product: CBL Mariner 2.0 ARMFixed in: 6.0-19
microsoftpatch availablevia msrc
Product: unzip-6.0-15.cm1.x86_64.rpm on CBL Mariner 1.0 x64Fixed in: 6.0-15
microsoftpatch availablevia msrc
Product: unzip-debuginfo-6.0-15.cm1.x86_64.rpm on CBL Mariner 1.0 x64Fixed in: 6.0-15
microsoftpatch availablevia msrc
Product: unzip-6.0-15.cm1.aarch64.rpm on CBL Mariner 1.0 ARMFixed in: 6.0-15
microsoftpatch availablevia msrc
Product: unzip-debuginfo-6.0-15.cm1.aarch64.rpm on CBL Mariner 1.0 ARMFixed in: 6.0-15
microsoftpatch availablevia msrc
Product: unzip-6.0-19.cm2.x86_64.rpm on CBL Mariner 2.0 x64Fixed in: 6.0-19
microsoftpatch availablevia msrc
Product: unzip-debuginfo-6.0-19.cm2.x86_64.rpm on CBL Mariner 2.0 x64Fixed in: 6.0-19
microsoftpatch availablevia msrc
Product: unzip-6.0-19.cm2.aarch64.rpm on CBL Mariner 2.0 ARMFixed in: 6.0-19
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: unzip
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: unzip
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: unzip

Vendor Advisories (4)

microsoft2024-Jun/CVE-2015-7697

CVE-2015-7697

Jun 11, 2024
microsoft2020-Aug/CVE-2015-7697

CVE-2015-7697

Aug 11, 2020
microsoft2015-Nov/CVE-2015-7697Moderate

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

Nov 2, 2015
redhatCVE-2015-7697Moderate

unzip: Heap overflow and DoS in 6.0

Sep 7, 2015

References

sourceforge.net / p/infozip/patches/23
debian.org / security/2015/dsa-3386
openwall.com / lists/oss-security/2015/09/07/4
openwall.com / lists/oss-security/2015/09/15/6
openwall.com / lists/oss-security/2015/10/11/5
securityfocus.com / bid/76863
securitytracker.com / id/1034027
ubuntu.com / usn/USN-2788-1
ubuntu.com / usn/USN-2788-2