CVE Vulnerabilities

CVE-2020-18442

Loop with Unreachable Exit Condition ('Infinite Loop')

Published: Jun 18, 2021 | Modified: Jul 10, 2025
CVSS 3.x
3.3
LOW
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS 2.x
2.1 LOW
AV:L/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
3.3 LOW
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Ubuntu
LOW

Infinite Loop in zziplib v0.13.69 allows remote attackers to cause a denial of service via the return value zzip_file_read in the function unzzip_cat_file.

Weakness

The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.

Affected Software

Name Vendor Start Version End Version
Zziplib Gdraheim 0.13.69 (including) 0.13.69 (including)
Red Hat Enterprise Linux 8 RedHat zziplib-0:0.13.68-9.el8 *
Zziplib Ubuntu bionic *
Zziplib Ubuntu esm-apps/focal *
Zziplib Ubuntu esm-infra/bionic *
Zziplib Ubuntu esm-infra/xenial *
Zziplib Ubuntu focal *
Zziplib Ubuntu groovy *
Zziplib Ubuntu hirsute *
Zziplib Ubuntu impish *
Zziplib Ubuntu kinetic *
Zziplib Ubuntu trusty *
Zziplib Ubuntu upstream *
Zziplib Ubuntu xenial *

References