Zziplib
CVE-2017-5980
MEDIUM
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Lifecycle Timeline
1DescriptionCVE.org
The zzip_mem_entry_new function in memdisk.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.
AnalysisAI
The zzip_mem_entry_new function in memdisk.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. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as NULL Pointer Dereference (CWE-476), which allows attackers to crash the application by dereferencing a null pointer. The zzip_mem_entry_new function in memdisk.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. Affected products include: Gdraheim Zziplib.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Check pointers before dereferencing. Use static analysis tools to detect null pointer paths.
A Stack Buffer Overflow vulnerability in zziplibv 0.13.77 allows attackers to cause a denial of service via the __zzip_f
An issue was discovered in ZZIPlib through 0.13.69. Rated medium severity (CVSS 6.5), this vulnerability is remotely exp
An issue was discovered in ZZIPlib 0.13.68. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable
An issue was discovered in ZZIPlib 0.13.68. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable
An issue was discovered in ZZIPlib 0.13.68. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable
In ZZIPlib 0.13.68, there is an uncontrolled memory allocation and a crash in the __zzip_parse_root_directory function o
In ZZIPlib 0.13.67, there is a bus error (when handling a disk64_trailer seek value) caused by loading of a misaligned a
In ZZIPlib 0.13.67, there is a bus error caused by loading of a misaligned address (when handling disk64_trailer local e
In ZZIPlib 0.13.67, there is a bus error caused by loading of a misaligned address in the zzip_disk_findfirst function o
In ZZIPlib 0.13.67, there is a memory alignment error and bus error in the __zzip_fetch_disk_trailer function of zzip/zi
In ZZIPlib 0.13.67, 0.13.66, 0.13.65, 0.13.64, 0.13.63, 0.13.62, 0.13.61, 0.13.60, 0.13.59, 0.13.58, 0.13.57 and 0.13.56
Heap-based buffer overflow in the zzip_mem_entry_extra_block function in memdisk.c in zziplib 0.13.62, 0.13.61, 0.13.60,
Same weakness CWE-476 – NULL Pointer Dereference
View allSame technique Null Pointer Dereference
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External POC / Exploit Code
Leaving vuln.today