CVE-2020-26556 PUBLISHED

Mesh Provisioning in the Bluetooth Mesh profile 1.0 and 1.0.1 may permit a nearby device, able to conduct a successful brute-force attack on an insufficiently random AuthValue before the provisioning procedure times out, to complete authentication by leveraging Malleable Commitment.

EPSS 0.90% · 75.5th percentile

Risk Scores

EPSS Score
0.90%
75.5th percentile

Affected Products

VendorProductVersions
Ubuntu:Pro:FIPS-preview:22.04:LTSlinux-azure-fips0, 5.15.0-1053.61+fips1
Ubuntu:Pro:FIPS-updates:24.04:LTSlinux-aws-fips6.8.0-1039.41+fips1, 6.8.0-1038.40+fips1, 6.8.0-1036.38+fips1
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1057.65.1, 0, 5.15.0-1019.24.1
Ubuntu:Pro:20.04:LTSlinux-gcp-5.155.15.0-1030.37~20.04.1, 5.15.0-1027.34~20.04.1, 5.15.0-1026.33~20.04.1
Ubuntu:20.04:LTSlinux-hwe-5.115.11.0-38.42~20.04.1, 5.11.0-37.41~20.04.2, 5.11.0-36.40~20.04.1
Ubuntu:16.04:LTSlinux-hwe-edge4.15.0-22.24~16.04.1, 4.15.0-23.25~16.04.1, 4.13.0-17.20~16.04.1
Ubuntu:Pro:18.04:LTSlinux-oracle4.15.0-1147.158, 0, 4.15.0-1007.9
Ubuntu:24.04:LTSlinux-hwe-6.146.14.0-36.36~24.04.1, 6.14.0-35.35~24.04.1, 6.14.0-37.37~24.04.1
Ubuntu:Pro:FIPS:18.04:LTSlinux-gcp-fips0, 4.15.0-1001.1
Ubuntu:18.04:LTSlinux-gcp5.0.0-1029.30~18.04.1, 4.15.0-1023.24, 4.15.0-1024.25
Ubuntu:Pro:FIPS-updates:24.04:LTSlinux-fips0, 6.8.0-38.38+fips4, 6.8.0-78.78+fips1
Ubuntu:Pro:FIPS:18.04:LTSlinux-fips4.15.0-1011.12, 0
Ubuntu:Pro:20.04:LTSlinux-raspi5.4.0-1069.79, 5.4.0-1070.80, 5.4.0-1091.102
Ubuntu:22.04:LTSlinux-nvidia-tegra-igx5.15.0-1037.37, 0, 5.15.0-1001.1
Ubuntu:Pro:FIPS:20.04:LTSlinux-aws-fips0, 5.4.0-1021.21+fips2
Ubuntu:18.04:LTSlinux-gkeop-5.45.4.0-1011.12~18.04.2, 5.4.0-1012.13~18.04.1, 5.4.0-1039.40~18.04.1
Ubuntu:22.04:LTSlinux-starfive-6.56.5.0-1015.16~22.04.1, 0, 6.5.0-1007.8~22.04.1
Ubuntu:24.04:LTSlinux-hwe-6.170, 6.17.0-14.14~24.04.1
Ubuntu:24.04:LTSlinux-gcp-6.170, 6.17.0-1004.4~24.04.3, 6.17.0-1008.8~24.04.1
Ubuntu:24.04:LTSlinux-gcp-6.116.11.0-1011.11~24.04.1, 6.11.0-1016.16~24.04.1, 0

…and 219 more

Timeline

References

Open in Interactive Console →