CVE-2017-12957
Published: 18 August 2017
There is a heap-based buffer over-read in libexiv2 in Exiv2 0.26 that is triggered in the Exiv2::Image::io function in image.cpp. It will lead to remote denial of service.
Notes
| Author | Note |
|---|---|
| ratliff | prints an error message and exits cleanly trusty-artful |
| debian | Incorrect memory allocation introduced in 0.26 |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
exiv2 Launchpad, Ubuntu, Debian |
artful |
Not vulnerable
(code not present)
|
| bionic |
Not vulnerable
(code not present)
|
|
| trusty |
Does not exist
(trusty was not-affected [code not present])
|
|
| upstream |
Needs triage
|
|
| xenial |
Not vulnerable
(code not present)
|
|
|
Patches: upstream: https://github.com/Exiv2/exiv2/pull/120 |
||
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:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |