Buffer overflow in Unzip Project
CVE-2022-0529
A flaw was found in Unzip. The vulnerability occurs during the conversion of a wide string to a local string that leads to a heap of out-of-bound write. This flaw allows an attacker to input a specially crafted zip file, leading to a crash or code execution.
Vulnerability class: Buffer Overflow
EPSS: 0.024 (82.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Unzip_project Unzip — versions 6.0
- Debian Debian_linux — versions 10.0, 11.0
- Fedoraproject Fedora — versions 35
- Redhat Enterprise_linux — versions 8.0
- N/a Unzip — versions 6.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- secalert@redhat.com (Exploit, Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- secalert@redhat.com (Third Party Advisory)
Frequently asked questions
- What is CVE-2022-0529?
- CVE-2022-0529 is a medium-severity vulnerability in Unzip Project, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2022-02-09.
- How severe is CVE-2022-0529?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2022-0529 known to be exploited?
- 16 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.