NULL pointer dereference in zziplib.sourceforge.net ZZIPlib
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2017-5979 |
| CWE-ID | CWE-476 |
| Exploitation vector | Local |
| Public exploit | N/A |
| Vulnerable software Subscribe |
ZZIPlib Universal components / Libraries / Libraries used by multiple products |
| Vendor | zziplib.sourceforge.net |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) NULL pointer dereference
EUVDB-ID: #VU33261
Risk: Medium
CVSSv3.1: 4.8 [AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2017-5979
CWE-ID:
CWE-476 - NULL Pointer Dereference
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via a crafted ZIP file.
MitigationUpdate to version 0.13.63.
Vulnerable software versionsZZIPlib: 0.13.62
External linkshttp://www.debian.org/security/2017/dsa-3878
http://www.securityfocus.com/bid/96268
http://blogs.gentoo.org/ago/2017/02/09/zziplib-null-pointer-dereference-in-prescan_entry-fseeko-c/
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
