High severity7.5NVD Advisory· Published Dec 5, 2023· Updated Jun 17, 2026
CVE-2023-45287
CVE-2023-45287
Description
Before Go 1.20, the RSA based TLS key exchanges used the math/big library, which is not constant time. RSA blinding was applied to prevent timing attacks, but analysis shows this may not have been fully effective. In particular it appears as if the removal of PKCS#1 padding may leak timing information, which in turn could be used to recover session key bits. In Go 1.20, the crypto/tls library switched to a fully constant time RSA implementation, which we do not believe exhibits any timing side channels.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
58- Range: <1.20
- osv-coords55 versionspkg:apk/chainguard/falcopkg:apk/chainguard/falco-devpkg:apk/chainguard/falco-srcpkg:apk/chainguard/katib-earlystoppingpkg:apk/chainguard/katib-suggestion-hyperbandpkg:apk/chainguard/katib-suggestion-hyperoptpkg:apk/chainguard/katib-suggestion-nas-dartspkg:apk/chainguard/katib-suggestion-optuna-enaspkg:apk/chainguard/katib-suggestion-pbt-enaspkg:apk/chainguard/katib-tfevent-metricscollectorpkg:apk/wolfi/falcopkg:apk/wolfi/falco-devpkg:apk/wolfi/falco-srcpkg:apk/wolfi/katib-earlystoppingpkg:apk/wolfi/katib-suggestion-hyperbandpkg:apk/wolfi/katib-suggestion-hyperoptpkg:apk/wolfi/katib-suggestion-nas-dartspkg:apk/wolfi/katib-suggestion-optuna-enaspkg:apk/wolfi/katib-suggestion-pbt-enaspkg:apk/wolfi/katib-tfevent-metricscollectorpkg:bitnami/golangpkg:rpm/almalinux/aardvark-dnspkg:rpm/almalinux/buildahpkg:rpm/almalinux/buildah-testspkg:rpm/almalinux/cockpit-podmanpkg:rpm/almalinux/conmonpkg:rpm/almalinux/container-selinuxpkg:rpm/almalinux/containernetworking-pluginspkg:rpm/almalinux/containers-commonpkg:rpm/almalinux/critpkg:rpm/almalinux/criupkg:rpm/almalinux/criu-develpkg:rpm/almalinux/criu-libspkg:rpm/almalinux/crunpkg:rpm/almalinux/fuse-overlayfspkg:rpm/almalinux/libslirppkg:rpm/almalinux/libslirp-develpkg:rpm/almalinux/netavarkpkg:rpm/almalinux/oci-seccomp-bpf-hookpkg:rpm/almalinux/podmanpkg:rpm/almalinux/podman-catatonitpkg:rpm/almalinux/podman-dockerpkg:rpm/almalinux/podman-gvproxypkg:rpm/almalinux/podman-pluginspkg:rpm/almalinux/podman-remotepkg:rpm/almalinux/podman-testspkg:rpm/almalinux/python3-criupkg:rpm/almalinux/python3-podmanpkg:rpm/almalinux/runcpkg:rpm/almalinux/skopeopkg:rpm/almalinux/skopeo-testspkg:rpm/almalinux/slirp4netnspkg:rpm/almalinux/toolboxpkg:rpm/almalinux/toolbox-testspkg:rpm/almalinux/udica
< 0.37.1-r0+ 54 more
- (no CPE)range: < 0.37.1-r0
- (no CPE)range: < 0.37.1-r0
- (no CPE)range: < 0.37.1-r0
- (no CPE)range: < 0.19.0-r31
- (no CPE)range: < 0.19.0-r31
- (no CPE)range: < 0.19.0-r31
- (no CPE)range: < 0.19.0-r31
- (no CPE)range: < 0.19.0-r31
- (no CPE)range: < 0.19.0-r31
- (no CPE)range: < 0.19.0-r31
- (no CPE)range: < 0.37.1-r0
- (no CPE)range: < 0.37.1-r0
- (no CPE)range: < 0.37.1-r0
- (no CPE)range: < 0.19.0-r31
- (no CPE)range: < 0.19.0-r31
- (no CPE)range: < 0.19.0-r31
- (no CPE)range: < 0.19.0-r31
- (no CPE)range: < 0.19.0-r31
- (no CPE)range: < 0.19.0-r31
- (no CPE)range: < 0.19.0-r31
- (no CPE)range: < 1.20.0
- (no CPE)range: < 2:1.0.1-38.module_el8.9.0+3627+db8ec155
- (no CPE)range: < 1:1.24.6-7.module_el8.9.0+3627+db8ec155
- (no CPE)range: < 1:1.24.6-7.module_el8.9.0+3627+db8ec155
- (no CPE)range: < 46-1.module_el8.7.0+3344+5bcd850f
- (no CPE)range: < 2:2.1.4-2.module_el8.9.0+3627+db8ec155
- (no CPE)range: < 2:2.205.0-3.module_el8.9.0+3627+db8ec155
- (no CPE)range: < 1:1.1.1-6.module_el8.9.0+3711+04fcca5e
- (no CPE)range: < 2:1-38.module_el8.9.0+3627+db8ec155
- (no CPE)range: < 3.15-3.module_el8.6.0+3137+d33c3efb
- (no CPE)range: < 3.15-3.module_el8.6.0+2877+8e437bf5
- (no CPE)range: < 3.15-3.module_el8.6.0+2877+8e437bf5
- (no CPE)range: < 3.15-3.module_el8.6.0+2877+8e437bf5
- (no CPE)range: < 1.8.7-1.module_el8.9.0+3683+33eb0feb
- (no CPE)range: < 1.9-2.module_el8.9.0+3627+db8ec155
- (no CPE)range: < 4.4.0-1.module_el8.6.0+2877+8e437bf5
- (no CPE)range: < 4.4.0-1.module_el8.6.0+3137+d33c3efb
- (no CPE)range: < 2:1.0.1-38.module_el8.9.0+3627+db8ec155
- (no CPE)range: < 1.2.5-2.module_el8.8.0+3468+16b86c82
- (no CPE)range: < 2:4.0.2-26.module_el8.9.0+3722+7fd8ab2b.alma.1
- (no CPE)range: < 2:4.0.2-26.module_el8.9.0+3722+7fd8ab2b.alma.1
- (no CPE)range: < 2:4.0.2-26.module_el8.9.0+3722+7fd8ab2b.alma.1
- (no CPE)range: < 2:4.0.2-26.module_el8.9.0+3722+7fd8ab2b.alma.1
- (no CPE)range: < 2:4.0.2-26.module_el8.9.0+3722+7fd8ab2b.alma.1
- (no CPE)range: < 2:4.0.2-26.module_el8.9.0+3722+7fd8ab2b.alma.1
- (no CPE)range: < 2:4.0.2-26.module_el8.9.0+3722+7fd8ab2b.alma.1
- (no CPE)range: < 3.15-3.module_el8.6.0+3137+d33c3efb
- (no CPE)range: < 4.0.0-2.module_el8.9.0+3711+04fcca5e
- (no CPE)range: < 1:1.1.12-1.module_el8.9.0+3722+7fd8ab2b
- (no CPE)range: < 2:1.6.2-9.module_el8.9.0+3687+dcd7ef8f.alma.1
- (no CPE)range: < 2:1.6.2-9.module_el8.9.0+3687+dcd7ef8f.alma.1
- (no CPE)range: < 1.1.8-3.module_el8.9.0+3627+db8ec155
- (no CPE)range: < 0.0.99.4-5.module_el8.9.0+3627+db8ec155
- (no CPE)range: < 0.0.99.4-5.module_el8.9.0+3627+db8ec155
- (no CPE)range: < 0.2.6-4.module_el8.9.0+3627+db8ec155
- Go standard library/crypto/tlsv5Range: 0
Patches
Vulnerability mechanics
References
6- people.redhat.com/~hkario/marvin/nvdThird Party Advisory
- pkg.go.dev/vuln/GO-2023-2375nvdVendor Advisory
- go.dev/cl/326012/26nvdIssue Tracking
- go.dev/issue/20654nvdIssue Tracking
- groups.google.com/g/golang-announce/c/QMK8IQALDvAnvdMailing ListRelease Notes
- security.netapp.com/advisory/ntap-20240112-0005/nvd
News mentions
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