CVE-2018-20098
Published: 12 December 2018
There is a heap-based buffer over-read in Exiv2::Jp2Image::encodeJp2Header of jp2image.cpp in Exiv2 0.27-RC3. A crafted input will lead to a remote denial of service attack.
Notes
| Author | Note |
|---|---|
| mdeslaur | 0.25 is not affected, code introduced later |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
exiv2 Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
| cosmic |
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/592/commits/eff0f52d0466d81beabf304e2500f3039fd90252 |
||
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 |