CVE-2022-43705
Publication date 27 November 2022
Last updated 26 August 2025
Ubuntu priority
Description
In Botan before 2.19.3, it is possible to forge OCSP responses due to a certificate verification error. This issue was introduced in Botan 1.11.34 (November 2016).
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| botan | 25.10 questing |
Not affected
|
| 25.04 plucky |
Not affected
|
|
| 24.04 LTS noble |
Not affected
|
|
| 22.04 LTS jammy |
Vulnerable
|
|
| 20.04 LTS focal |
Vulnerable
|
|
| 18.04 LTS bionic |
Vulnerable
|
|
| 16.04 LTS xenial | Ignored end of standard support | |
| 14.04 LTS trusty | Ignored end of standard support |
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
9.1 · Critical
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |
References
Other references
- https://github.com/randombit/botan/security/advisories/GHSA-4v9w-qvcq-6q7w
- https://github.com/randombit/botan/commit/fd83d9e262f63fb673e4c13ca37e5b768e41e812 (2.19.3)
- https://github.com/randombit/botan/commit/4e35073ff356e37c3adcf1ff3522e9d0d48c765f (2.19.3)
- https://github.com/randombit/botan/commit/c2faa88b0281e5017be72e1c85d0c41f686e1928 (2.19.3)
- https://github.com/randombit/botan/commit/5d8d9fbf75c8b814ea609161bee525d520f5cb57 (2.19.3)
- https://github.com/randombit/botan/commit/1829ef9d89614da1eacdf511356bdf98a970f5f5 (2.19.3)
- https://github.com/randombit/botan/commit/991b0159282781f2d5c06ff42a9ff00ee563e96b (2.19.3)
- https://github.com/randombit/botan/commit/a33689613127f319c0047fb96f092de16e7cb350 (2.19.3)
- https://github.com/randombit/botan/commit/909c62717855402e04dbaf8ffc085f444d547aae (2.19.3)
- https://www.cve.org/CVERecord?id=CVE-2022-43705