CVE-2017-5979 — MEDIUM (5.5)

Vulnerability Description

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.

CVSS Score

5.5

MEDIUM

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Gdraheim	Zziplib	0.13.62

Related Weaknesses (CWE)

CWE-476

References

http://www.debian.org/security/2017/dsa-3878
http://www.securityfocus.com/bid/96268
https://blogs.gentoo.org/ago/2017/02/09/zziplib-null-pointer-dereference-in-presExploitThird Party Advisory
http://www.debian.org/security/2017/dsa-3878
http://www.securityfocus.com/bid/96268
https://blogs.gentoo.org/ago/2017/02/09/zziplib-null-pointer-dereference-in-presExploitThird Party Advisory

FAQ

What is CVE-2017-5979?

CVE-2017-5979 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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.

How severe is CVE-2017-5979?

CVE-2017-5979 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-5979?

Check the references section above for vendor advisories and patch information. Affected products include: Gdraheim Zziplib.