Unrated severityNVD Advisory· Published Jan 16, 2024· Updated Nov 4, 2025
Use of a Weak PseudoRandom Number Generator in EDK II Network Package
CVE-2023-45237
Description
EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
23- osv-coords21 versionspkg:rpm/almalinux/edk2-aarch64pkg:rpm/almalinux/edk2-ovmfpkg:rpm/almalinux/edk2-toolspkg:rpm/almalinux/edk2-tools-docpkg:rpm/opensuse/ovmf&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/ovmf&distro=openSUSE%20Tumbleweedpkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP6pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP6pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/ovmf&distro=SUSE%20Manager%20Proxy%204.3pkg:rpm/suse/ovmf&distro=SUSE%20Manager%20Server%204.3
< 20231122-6.el9_4.2+ 20 more
- (no CPE)range: < 20231122-6.el9_4.2
- (no CPE)range: < 20231122-6.el9_4.2
- (no CPE)range: < 20231122-6.el9_4.2
- (no CPE)range: < 20231122-6.el9_4.2
- (no CPE)range: < 202308-150600.5.9.1
- (no CPE)range: < 202405-1.1
- (no CPE)range: < 202202-150400.5.15.1
- (no CPE)range: < 202202-150400.5.15.1
- (no CPE)range: < 202208-150500.6.6.1
- (no CPE)range: < 202208-150500.6.6.1
- (no CPE)range: < 202202-150400.5.15.1
- (no CPE)range: < 202202-150400.5.15.1
- (no CPE)range: < 202208-150500.6.6.1
- (no CPE)range: < 202308-150600.5.9.1
- (no CPE)range: < 202308-150600.5.9.1
- (no CPE)range: < 202202-150400.5.15.1
- (no CPE)range: < 202208-150500.6.6.1
- (no CPE)range: < 202202-150400.5.15.1
- (no CPE)range: < 202208-150500.6.6.1
- (no CPE)range: < 202202-150400.5.15.1
- (no CPE)range: < 202202-150400.5.15.1
Patches
Vulnerability mechanics
References
3News mentions
1- ABB B&R PCsCISA ICS Advisories