CVE-2023-45233
Publication date 16 January 2024
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
EDK2's Network Package is susceptible to an infinite lop vulnerability when parsing a PadN option in the Destination Options header of IPv6. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Availability.
Status
Package | Ubuntu Release | Status |
---|---|---|
edk2 | 24.04 LTS noble |
Not affected
|
22.04 LTS jammy |
Fixed 2022.02-3ubuntu0.22.04.2
|
|
20.04 LTS focal |
Fixed 0~20191122.bd85bf54-2ubuntu3.5
|
|
18.04 LTS bionic |
Needs evaluation
|
|
16.04 LTS xenial |
Needs evaluation
|
|
14.04 LTS trusty | Ignored end of standard support |
Notes
eslerm
shares fixes with CVE-2023-45232 "exposure is limited to PXE boot or HTTP boot" patchset available in bug 4518, but not in repo (until Feb-24) fix and unit test commit id likely 7ec488242f6 and d925ff1f00e
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 · High |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-6638-1
- EDK II vulnerabilities
- 15 February 2024