Use After Free in Libzip
CVE-2019-17582
A use-after-free in the _zip_dirent_read function of zip_dirent.c in libzip 1.2.0 allows attackers to have an unspecified impact by attempting to unzip a malformed ZIP archive. NOTE: the discoverer states "This use-after-free is triggered prior to the double free reported in CVE-2017-12858."
Vulnerability class: Use-After-Free
EPSS: 0.025 (82.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Libzip — versions 1.2.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_MISC, Release Notes, Vendor Advisory)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2019-17582?
- CVE-2019-17582 is a critical-severity vulnerability in Libzip, classified under Use After Free. CVSS score: 9.8/10. Published 2021-02-09.
- How severe is CVE-2019-17582?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2019-17582 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.