A cached side channel attack during handshakes using RSA encryption could allow for the decryption of encrypted content. This is a variant of the Adaptive Chosen Ciphertext attack (AKA Bleichenbacher attack) and affects all NSS versions prior to NSS 3.41.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Network_security_services | Mozilla | * | 3.41 (excluding) |
| Red Hat Ansible Tower 3.4 for RHEL 7 | RedHat | ansible-tower-34/ansible-tower-memcached:1.4.15-28 | * |
| Red Hat Ansible Tower 3.4 for RHEL 7 | RedHat | ansible-tower-35/ansible-tower-memcached:1.4.15-28 | * |
| Red Hat Ansible Tower 3.4 for RHEL 7 | RedHat | ansible-tower-37/ansible-tower-memcached-rhel7:1.4.15-28 | * |
| Red Hat Enterprise Linux 7 | RedHat | nspr-0:4.21.0-1.el7 | * |
| Red Hat Enterprise Linux 7 | RedHat | nss-0:3.44.0-4.el7 | * |
| Red Hat Enterprise Linux 7 | RedHat | nss-softokn-0:3.44.0-5.el7 | * |
| Red Hat Enterprise Linux 7 | RedHat | nss-util-0:3.44.0-3.el7 | * |
| Nss | Ubuntu | bionic | * |
| Nss | Ubuntu | cosmic | * |
| Nss | Ubuntu | devel | * |
| Nss | Ubuntu | esm-infra-legacy/trusty | * |
| Nss | Ubuntu | esm-infra/bionic | * |
| Nss | Ubuntu | esm-infra/xenial | * |
| Nss | Ubuntu | trusty | * |
| Nss | Ubuntu | trusty/esm | * |
| Nss | Ubuntu | upstream | * |
| Nss | Ubuntu | xenial | * |
References
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00021.html
- http://www.securityfocus.com/bid/107260
- https://access.redhat.com/errata/RHSA-2019:2237
- https://bugzilla.mozilla.org/show_bug.cgi?id=CVE-2018-12404
- https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf
- https://lists.debian.org/debian-lts-announce/2020/09/msg00029.html
- https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00021.html
- http://www.securityfocus.com/bid/107260
- https://access.redhat.com/errata/RHSA-2019:2237
- https://bugzilla.mozilla.org/show_bug.cgi?id=CVE-2018-12404
- https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf
- https://lists.debian.org/debian-lts-announce/2020/09/msg00029.html
- https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html