CVE-2023-45231: medium-severity vulnerability in TianoCore edk2
Out-of-Bounds Read in EDK II Network Package
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.5epss 0.8%
EDK2's Network Package is susceptible to an out-of-bounds read
vulnerability when processing Neighbor Discovery Redirect message. This
vulnerability can be exploited by an attacker to gain unauthorized
access and potentially lead to a loss of Confidentiality.
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected products
TianoCore · edk2Related CVEs — TianoCore edk2
In the same product, most dangerous first.
CVE-2023-45233HIGHInfinite loop in EDK II Network PackageEPSS 2.1%CVE-2023-45232HIGHInfinite loop in EDK II Network PackageEPSS 2.1%CVE-2023-45235HIGHBuffer Overflow in EDK II Network PackageEPSS 1.2%CVE-2023-45230HIGHBuffer Overflow in EDK II Network PackageEPSS 1.2%CVE-2023-45234HIGHBuffer Overflow in EDK II Network PackageEPSS 1.2%CVE-2023-45237MEDIUMUse of a Weak PseudoRandom Number Generator in EDK II Network PackageEPSS 1.0%
References
http://packetstormsecurity.com/files/176574/PixieFail-Proof-Of-Concepts.htmlhttps://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7hhttps://lists.debian.org/debian-lts-announce/2025/06/msg00007.htmlhttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ/https://security.netapp.com/advisory/ntap-20240307-0011/https://www.kb.cert.org/vuls/id/132380http://www.openwall.com/lists/oss-security/2024/01/16/2