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CVE-2018-7725

22
FAUCET Score

CVE-2018-7725 describes an invalid memory address dereference in ZZIPlib 0.13.68, specifically within the zzip_disk_fread function in mmapped.c, affecting products from Canonical, gdraheim, and Red Hat. This vulnerability has a CVSS score of 6.5 (Medium), indicating it can be exploited remotely with low attack complexity, requiring user interaction, to cause a denial of service. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
0.13.68CPE matchmatch criteria
cpe:2.3:a:gdraheim:zziplib:0.13.68:*:*:*:*:*:*:*
14.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
16.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
17.10CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
18.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.72%
Probability of exploitation in next 30 days
EPSS Percentile
75.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0172 is in the 87th percentile among its peer group of 26,219 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: zziplib-0:0.13.62-9.el7
View patch

Vendor Advisories (1)

redhatCVE-2018-7725Low

zziplib: out of bound read in mmapped.c:zzip_disk_fread() causes crash

Feb 7, 2018

References

access.redhat.com / errata/RHSA-2018:3229
Third Party Advisory
github.com / gdraheim/zziplib/issues/39
ExploitIssue TrackingThird Party Advisory
lists.debian.org / debian-lts-announce/2020/06/msg00029.html
usn.ubuntu.com / 3699-1
Third Party Advisory