A cache-based side channel attack was found in the way GnuTLS implements CBC-mode cipher suites. An attacker could use a combination of "Just in Time" Prime+probe and Lucky-13 attacks to recover plain text in a cross-VM attack scenario.
Find out more about CVE-2018-10846 from the MITRE CVE dictionary dictionary and NIST NVD.
| CVSS3 Base Score | 5.3 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N |
| Attack Vector | Local |
| Attack Complexity | High |
| Privileges Required | Low |
| User Interaction | Required |
| Scope | Changed |
| Confidentiality | High |
| Integrity Impact | None |
| Availability Impact | None |
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 7 (gnutls) | RHSA-2018:3050 | 2018-10-30 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 6 | gnutls | Will not fix |
| Red Hat Enterprise Linux 5 | gnutls | Will not fix |
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