CVE-2021-3918
Published: 13 November 2021
json-schema is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
Priority
Status
| Package | Release | Status |
|---|---|---|
|
node-json-schema Launchpad, Ubuntu, Debian |
xenial |
Ignored
(end of standard support)
|
| bionic |
Released
(0.2.3-1+deb10u1build0.18.04.1)
|
|
| focal |
Released
(0.2.3-1+deb10u1build0.20.04.1)
|
|
| trusty |
Ignored
(end of standard support)
|
|
| upstream |
Released
(0.4.0+~7.0.9-1)
|
|
| hirsute |
Ignored
(end of life)
|
|
| impish |
Ignored
(end of life)
|
|
| jammy |
Not vulnerable
(0.4.0+~7.0.9-1)
|
|
| kinetic |
Not vulnerable
(0.4.0+~7.0.9-1)
|
|
| lunar |
Not vulnerable
(0.4.0+~7.0.9-1)
|
|
|
Patches: upstream: https://github.com/kriszyp/json-schema/commit/22f146111f541d9737e832823699ad3528ca7741 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 9.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3918
- https://github.com/kriszyp/json-schema/commit/22f146111f541d9737e832823699ad3528ca7741 (v0.4.0)
- https://huntr.dev/bounties/bb6ccd63-f505-4e3a-b55f-cd2662c261a9
- https://ubuntu.com/security/notices/USN-6103-1
- NVD
- Launchpad
- Debian