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CVE-2016-9844: Buffer overflow in the zi_short function in zipinfo.c in Info-Zip UnZip 6.0 allows remote attackers to caus...

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.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2016-9844 is a denial-of-service issue in Info-Zip UnZip 6.0. A specially malformed ZIP archive can crash zipinfo when it reads archive metadata. Business risk is highest where systems automatically inspect or process untrusted ZIP files, such as upload pipelines, email gateways, or support intake workflows. Exposure depends on whether Info-Zip UnZip 6.0 or its zipinfo utility is installed and used against ZIP files from untrusted sources. Linux distributions, legacy servers, file-processing jobs, and archive-inspection tooling are the most plausible places to check. Treat this as a moderate operational reliability risk, not an emergency remote-code-execution event. Prioritize systems that automatically handle external ZIP files, especially if a crash can disrupt customer-facing services or security processing. Mitigation focus: Inventory systems using Info-Zip UnZip 6.0 or zipinfo.; Check OS vendor advisories and package updates for unzip.; Avoid automated zipinfo processing of untrusted ZIP files where possible..

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Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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2Source links

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Affected products

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