CVSS 3.1
8.8 highCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HCVE-2023-45234
High (8.8) in tianocore edk2. EPSS 1.2% chance of exploitation in the next 30 days.
EDK2's Network Package is susceptible to a buffer overflow vulnerability when processing DNS Servers option from a DHCPv6 Advertise message. This
vulnerability can be exploited by an attacker to gain unauthorized
access and potentially lead to a loss of Confidentiality, Integrity and/or Availability.
Severity
- EPSS
- 1.2% chance of exploitation in the next 30 days; higher than 67% of CVEs (scores of 2026-11-01)
- CWE
- CWE-119
- Published
- Modified
- Record from
- the NVD, synced
Affected
- tianocore:edk2
References
- http://packetstormsecurity.com/files/176574/PixieFail-Proof-Of-Concepts.html
- http://www.openwall.com/lists/oss-security/2024/01/16/2
- https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ/
- https://security.netapp.com/advisory/ntap-20240307-0011/