CVE-2021-28091
Published: 1 June 2021
Lasso all versions prior to 2.7.0 has improper verification of a cryptographic signature.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
lasso Launchpad, Ubuntu, Debian |
impish |
Not vulnerable
(2.6.1-3)
|
| jammy |
Not vulnerable
(2.6.1-3)
|
|
| xenial |
Needed
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| focal |
Released
(2.6.0-7ubuntu1.2)
|
|
| groovy |
Released
(2.6.0-7ubuntu2.1)
|
|
| hirsute |
Released
(2.6.1-2ubuntu0.1)
|
|
| bionic |
Released
(2.5.1-0ubuntu1.2)
|
|
| kinetic |
Not vulnerable
(2.6.1-3)
|
|
| lunar |
Not vulnerable
(2.6.1-3)
|
|
|
Patches: upstream: https://git.entrouvert.org/lasso.git/commit/?id=ea7e5efe9741e1b1787a58af16cb15b40c23be5a |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28091
- https://git.entrouvert.org/lasso.git/commit/?id=ea7e5efe9741e1b1787a58af16cb15b40c23be5a
- https://blogs.akamai.com/2021/06/saml-implementation-vulnerability-impacting-some-akamai-services.html
- https://blogs.akamai.com/2021/06/akamai-eaa-impersonation-vulnerability---a-deep-dive.html
- https://blogs.akamai.com/2021/06/sogo-and-packetfence-impacted-by-saml-implementation-vulnerabilities.html
- https://ubuntu.com/security/notices/USN-4974-1
- NVD
- Launchpad
- Debian