CVE-2018-18384
Published: 16 October 2018
Info-ZIP UnZip 6.0 has a buffer overflow in list.c, when a ZIP archive has a crafted relationship between the compressed-size value and the uncompressed-size value, because a buffer size is 10 and is supposed to be 12.
Notes
Author | Note |
---|---|
mdeslaur | Debian fixed this with the 07-increase-size-of-cfactorstr patch in 6.0-11 to fix debian bug #741384 |
Priority
Status
Package | Release | Status |
---|---|---|
unzip Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(6.0-21ubuntu1)
|
cosmic |
Not vulnerable
|
|
disco |
Not vulnerable
|
|
eoan |
Not vulnerable
|
|
focal |
Not vulnerable
|
|
groovy |
Not vulnerable
|
|
trusty |
Released
(6.0-9ubuntu1.6)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
upstream |
Released
(6.0-11)
|
|
xenial |
Not vulnerable
(6.0-20ubuntu1)
|
|
This vulnerability is mitigated in part by the use of -D_FORTIFY_SOURCE=2 in Ubuntu. |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.5 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |