Buffer overflow in Unzip Project
CVE-2016-9844
Buffer overflow in the zi_short function in zipinfo.c in Info-Zip UnZip 6.0 allows remote attackers to cause a denial of service (crash) via a large compression method value in the central directory file header.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.018 (78.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 78.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- Unzip Project — versions 6.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securityfocus.com/bid/94728 (VDB Entry, Third Party Advisory, vdb-entry)
- bugs.launchpad.net/ubuntu/+source/unzip/+bug/1643750 (Issue Tracking)
- www.openwall.com/lists/oss-security/2016/12/05/19 (mailing-list, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/12/05/13 (mailing-list, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/12/05/20 (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-9844?
- CVE-2016-9844 is a medium-severity vulnerability in Unzip Project, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 4.0/10. Published 2017-01-18.
- How severe is CVE-2016-9844?
- Medium severity. CVSS v3 base score is 4.0 out of 10.
- Is CVE-2016-9844 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.