Vulnerability in Tianocore Edk2
CVE-2023-45232
EDK2's Network Package is susceptible to an infinite loop vulnerability when parsing unknown options 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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.021 (81.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000
Affected products
- Tianocore Edk2 — versions edk2-stable202308
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h (vendor-advisory, Vendor Advisory)
- www.openwall.com/lists/oss-security/2024/01/16/2 (Mailing List)
- packetstormsecurity.com/files/176574/PixieFail-Proof-Of-Concepts.html (VDB Entry, Third Party Advisory)
- security.netapp.com/advisory/ntap-20240307-0011/
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/…
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2023-45232?
- CVE-2023-45232 is a high-severity vulnerability in Tianocore Edk2, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 7.5/10. Published 2024-01-16.
- How severe is CVE-2023-45232?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-45232 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.