What is CVE-2018-6540?

CVE-2018-6540 is a medium-severity vulnerability in Gdraheim Zziplib. CVSS score: 6.5/10. Published 2018-02-02.

How severe is CVE-2018-6540?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Gdraheim Zziplib

CVE-2018-6540

In ZZIPlib 0.13.67, there is a bus error caused by loading of a misaligned address in the zzip_disk_findfirst function of zzip/mmapped.c. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted zip file.

EPSS: 0.023 (81.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Gdraheim Zziplib — versions 0.13.67
Canonical Ubuntu_linux — versions 14.04, 16.04, 17.10
N/a — versions n/a

References

cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (mailing-list, x_refsource_MLIST)

Frequently asked questions

What is CVE-2018-6540?: CVE-2018-6540 is a medium-severity vulnerability in Gdraheim Zziplib. CVSS score: 6.5/10. Published 2018-02-02.
How severe is CVE-2018-6540?: Medium severity. CVSS v3 base score is 6.5 out of 10.