CVE-2018-7726 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Zziplib

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory BufferCWE-20 — Improper Input Validation9 documents7 sources
Severity
6.5MEDIUMNVD
EPSS
0.5%
top 34.09%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Gdraheim ZziplibDebian ZziplibCanonical Ubuntu Linux+3 more
Timeline
PublishedMar 6
Latest updateMay 13

Description

An issue was discovered in ZZIPlib 0.13.68. There is a bus error caused by the __zzip_parse_root_directory function of zip.c. Attackers could leverage this vulnerability to cause a denial of service via a crafted zip file.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages6 packages

▶debiandebian/zziplib< zziplib 0.13.62-3.2 (bookworm)
▶Debiangdraheim/zziplib< 0.13.62-3.2+3
▶NVDgdraheim/zziplib0.13.68

Also affects: Ubuntu Linux 14.04, 16.04, 17.10, 18.04

🔴Vulnerability Details

2
GHSA
GHSA-ffcx-x762-rr86: An issue was discovered in ZZIPlib 0↗2022-05-13
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OSV
CVE-2018-7726: An issue was discovered in ZZIPlib 0↗2018-03-06
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📋Vendor Advisories

3
Ubuntu
zziplib vulnerabilities↗2018-07-03
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Red Hat
zziplib: Bus error in zip.c:__zzip_parse_root_directory() cause crash via crafted zip file↗2018-03-07
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Debian
CVE-2018-7726: zziplib - An issue was discovered in ZZIPlib 0.13.68. There is a bus error caused by the _...↗2018
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💬Community

3
Bugzilla
CVE-2018-7726 CVE-2018-7727 zziplib: various flaws [fedora-all]↗2018-03-13
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Bugzilla
CVE-2018-7726 zziplib: Bus error in zip.c:__zzip_parse_root_directory() cause crash via crafted zip file↗2018-03-13
▶
Bugzilla
zziplib: improper fix for CVE-2018-6869 and CVE-2018-6484↗2018-02-15
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