Vulnerability Details : 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 category: OverflowDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2016-9844
Probability of exploitation activity in the next 30 days: 0.70%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 78 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2016-9844
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:N/I:N/A:P |
3.9
|
2.9
|
NIST |
|
4.0
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
2.5
|
1.4
|
NIST |
CWE ids for CVE-2016-9844
-
The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-9844
-
http://www.openwall.com/lists/oss-security/2016/12/05/19
oss-security - CVE Request: Info-Zip zipinfo buffer overflowMailing List;Third Party Advisory
-
https://bugs.launchpad.net/ubuntu/+source/unzip/+bug/1643750
Bug #1643750 “Buffer Overflow in ZipInfo” : Bugs : unzip package : UbuntuIssue Tracking
-
http://www.securityfocus.com/bid/94728
Info-ZIP UnZip 'zipinfo.c' Heap Buffer Overflow VulnerabilityThird Party Advisory;VDB Entry
-
http://www.openwall.com/lists/oss-security/2016/12/05/13
oss-security - CVE Request: Info-Zip zipinfo buffer overflowMailing List;Third Party Advisory
-
http://www.openwall.com/lists/oss-security/2016/12/05/20
oss-security - Re: CVE Request: Info-Zip zipinfo buffer overflowMailing List;Third Party Advisory
Products affected by CVE-2016-9844
- cpe:2.3:a:unzip_project:unzip:6.0:*:*:*:*:*:*:*