CVE-2015-5701
Published: 25 August 2017
mktexlsr revision 36855, and before revision 36626 as packaged in texlive allows local users to write to arbitrary files via a symlink attack. NOTE: this vulnerability exists due to the reversion of a fix of CVE-2015-5700.
Notes
| Author | Note |
|---|---|
| seth-arnold | Debian/Ubuntu never reintroduced this; mktexlsr-use-mktemp patch |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
texlive-bin Launchpad, Ubuntu, Debian |
precise |
Not vulnerable
|
| trusty |
Does not exist
(trusty was not-affected)
|
|
| upstream |
Needs triage
|
|
| vivid |
Not vulnerable
|
|
| This vulnerability is mitigated in part by the use of symlink restrictions in Ubuntu. This vulnerability is mitigated in part by the use of hardlink restrictions in Ubuntu. | ||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.1 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | Low |
| Integrity impact | High |
| Availability impact | None |
| Vector | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N |