CVE-2018-9234
Published: 3 April 2018
GnuPG 2.2.4 and 2.2.5 does not enforce a configuration in which key certification requires an offline master Certify key, which results in apparently valid certifications that occurred only with access to a signing subkey.
Notes
| Author | Note |
|---|---|
| mdeslaur | only affects 2.1.21 and later |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
gnupg2 Launchpad, Ubuntu, Debian |
upstream |
Released
(2.2.6)
|
| trusty |
Does not exist
(trusty was not-affected [2.0.22-3ubuntu1.3])
|
|
| xenial |
Not vulnerable
(2.1.11-6ubuntu2)
|
|
| artful |
Not vulnerable
(2.1.15-1ubuntu8)
|
|
| bionic |
Released
(2.2.4-1ubuntu1.1)
|
|
|
Patches: upstream: https://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git;a=commit;h=a17d2d1f690ebe5d005b4589a5fe378b6487c657 |
||
|
gnupg Launchpad, Ubuntu, Debian |
upstream |
Released
(2.2.6)
|
| trusty |
Not vulnerable
|
|
| xenial |
Not vulnerable
|
|
| artful |
Does not exist
|
|
| bionic |
Does not exist
|
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | None |
| Availability impact | None |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |