Medium severity5.8NVD Advisory· Published Jan 16, 2024· Updated Jun 17, 2026

CVE-2023-45236

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

Tianocore/Edk2llm-fuzzy2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: edk2-stable202308
osv-coords21 versions
pkg:rpm/almalinux/edk2-aarch64 pkg:rpm/almalinux/edk2-ovmf pkg:rpm/almalinux/edk2-tools pkg:rpm/almalinux/edk2-tools-doc pkg:rpm/opensuse/ovmf&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/ovmf&distro=openSUSE%20Tumbleweed pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOS pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSS pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOS pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSS pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Micro%205.3 pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Micro%205.4 pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Micro%205.5 pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP6 pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP6 pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSS pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSS pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4 pkg:rpm/suse/ovmf&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5 pkg:rpm/suse/ovmf&distro=SUSE%20Manager%20Proxy%204.3 pkg: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

github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7hnvdVendor Advisory
www.openwall.com/lists/oss-security/2024/01/16/2nvdMailing List
security.netapp.com/advisory/ntap-20240307-0011/nvd
www.kb.cert.org/vuls/id/132380nvd

News mentions

ABB B&R PCs
CISA ICS Advisories

cvss	0.377
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000