CVE-2018-0498 Affecting mbedtls package, versions <2.2.1-2ubuntu0.3
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1604-MBEDTLS-453219
- published28 Jul 2018
- disclosed28 Jul 2018
Introduced: 28 Jul 2018
CVE-2018-0498 (opens in a new tab)How to fix?
Upgrade Ubuntu:16.04 mbedtls to version 2.2.1-2ubuntu0.3 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream mbedtls package and not the mbedtls package as distributed by Ubuntu.
See How to fix? for Ubuntu:16.04 relevant fixed versions and status.
ARM mbed TLS before 2.12.0, before 2.7.5, and before 2.1.14 allows local users to achieve partial plaintext recovery (for a CBC based ciphersuite) via a cache-based side-channel attack.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-0498
- https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2018-02
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-0498
- https://www.debian.org/security/2018/dsa-4296
- https://lists.debian.org/debian-lts-announce/2018/09/msg00029.html
- https://security-tracker.debian.org/tracker/CVE-2018-0498
- https://usn.ubuntu.com/4267-1/