CVE-2019-17402
Published: 9 October 2019
Exiv2 0.27.2 allows attackers to trigger a crash in Exiv2::getULong in types.cpp when called from Exiv2::Internal::CiffDirectory::readDirectory in crwimage_int.cpp, because there is no validation of the relationship of the total size to the offset and size.
Notes
Author | Note |
---|---|
leosilva | second patch adds a regression test. |
Priority
Status
Package | Release | Status |
---|---|---|
exiv2 Launchpad, Ubuntu, Debian |
bionic |
Released
(0.25-3.1ubuntu0.18.04.4)
|
disco |
Released
(0.25-4ubuntu1.2)
|
|
eoan |
Released
(0.25-4ubuntu2.1)
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Released
(0.25-2.1ubuntu16.04.5)
|
|
Patches: upstream: https://github.com/Exiv2/exiv2/commit/b7890776c62398ca1005e8edc32786859d60fcf7 upstream: https://github.com/phako/exiv2/commit/73b874fb14d02578f876aa7dd404cf7c07b6dc4e |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 6.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |