CVE-2018-12015
Published: 7 June 2018
In Perl through 5.26.2, the Archive::Tar module allows remote attackers to bypass a directory-traversal protection mechanism, and overwrite arbitrary files, via an archive file containing a symlink and a regular file with the same name.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
perl Launchpad, Ubuntu, Debian |
upstream |
Released
(5.26.2-6)
|
| trusty |
Released
(5.18.2-2ubuntu1.6)
|
|
| xenial |
Released
(5.22.1-9ubuntu0.5)
|
|
| artful |
Released
(5.26.0-8ubuntu1.2)
|
|
| bionic |
Released
(5.26.1-6ubuntu0.1)
|
|
|
Patches: upstream: https://github.com/jib/archive-tar-new/commit/ae65651eab053fc6dc4590dbb863a268215c1fc5 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | High |
| Availability impact | None |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |