CVE-2016-8635

It was found that Diffie Hellman Client key exchange handling in NSS 3.21.x was vulnerable to small subgroup confinement attack. An attacker could use this flaw to recover private keys by confining the client DH key to small subgroup of the desired group.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
redhatCNA
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 63%
VendorProductVersion
mozillanetwork_security_services
3.21 ≤
𝑥
≤ 3.21.4
redhatenterprise_linux_desktop
5.0
redhatenterprise_linux_desktop
6.0
redhatenterprise_linux_desktop
7.0
redhatenterprise_linux_server
5.0
redhatenterprise_linux_server
6.0
redhatenterprise_linux_server
7.0
redhatenterprise_linux_server_aus
7.3
redhatenterprise_linux_server_aus
7.4
redhatenterprise_linux_server_aus
7.6
redhatenterprise_linux_server_eus
7.3
redhatenterprise_linux_server_eus
7.4
redhatenterprise_linux_server_eus
7.5
redhatenterprise_linux_server_eus
7.6
redhatenterprise_linux_server_tus
7.3
redhatenterprise_linux_server_tus
7.6
redhatenterprise_linux_workstation
5.0
redhatenterprise_linux_workstation
6.0
redhatenterprise_linux_workstation
7.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
nss
bullseye
2:3.61-1+deb11u3
fixed
bullseye (security)
2:3.61-1+deb11u4
fixed
bookworm
2:3.87.1-1
fixed
sid
2:3.105-2
fixed
trixie
2:3.105-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
nss
zesty
not-affected
yakkety
not-affected
xenial
Fixed 2:3.26.2-0ubuntu0.16.04.2
released
trusty
Fixed 2:3.26.2-0ubuntu0.14.04.3
released
precise
Fixed 2:3.26.2-0ubuntu0.12.04.1
released