CVE-2018-6542 — MEDIUM (6.5)

Vulnerability Description

In ZZIPlib 0.13.67, there is a bus error (when handling a disk64_trailer seek value) caused by loading of a misaligned address in the zzip_disk_findfirst function of zzip/mmapped.c.

CVSS Score

6.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Gdraheim	Zziplib	0.13.67

References

https://github.com/gdraheim/zziplib/issues/17ExploitThird Party Advisory
https://github.com/gdraheim/zziplib/issues/17ExploitThird Party Advisory

FAQ

What is CVE-2018-6542?

CVE-2018-6542 is a vulnerability with a CVSS score of 6.5 (MEDIUM). In ZZIPlib 0.13.67, there is a bus error (when handling a disk64_trailer seek value) caused by loading of a misaligned address in the zzip_disk_findfirst function of zzip/mmapped.c.

How severe is CVE-2018-6542?

CVE-2018-6542 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-6542?

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