Vulnerability Details : CVE-2017-5979
The prescan_entry function in fseeko.c in zziplib 0.13.62 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted ZIP file.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2017-5979
- cpe:2.3:a:zziplib_project:zziplib:0.13.62:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-5979
1.01%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 82 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-5979
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
5.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2017-5979
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-5979
-
http://www.securityfocus.com/bid/96268
ZZIPlib Multiple Heap Buffer Overflow and Denial of Service Vulnerabilites
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https://blogs.gentoo.org/ago/2017/02/09/zziplib-null-pointer-dereference-in-prescan_entry-fseeko-c/
zziplib: NULL pointer dereference in prescan_entry (fseeko.c) | agostino's blogExploit;Third Party Advisory
-
http://www.debian.org/security/2017/dsa-3878
Debian -- Security Information -- DSA-3878-1 zziplib
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