CVE-2017-17669
Published: 13 December 2017
There is a heap-based buffer over-read in the Exiv2::Internal::PngChunk::keyTXTChunk function of pngchunk_int.cpp in Exiv2 0.26. A crafted PNG file will lead to a remote denial of service attack.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
exiv2 Launchpad, Ubuntu, Debian |
artful |
Ignored
(end of life)
|
| bionic |
Released
(0.25-3.1ubuntu0.18.04.2)
|
|
| cosmic |
Released
(0.25-4ubuntu0.1)
|
|
| trusty |
Released
(0.23-1ubuntu2.2)
|
|
| upstream |
Needs triage
|
|
| xenial |
Released
(0.25-2.1ubuntu16.04.3)
|
|
| zesty |
Ignored
(end of life)
|
|
|
Patches: upstream: https://github.com/Exiv2/exiv2/commit/06aa7ab69d0c4f3d14644bd84fc9d1346154430d |
||
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:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |