CVE-2017-17689 Affecting thunderbird package, versions <1:60.2.1+build1-0ubuntu1
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-UBUNTU2110-THUNDERBIRD-1754602
- published16 May 2018
- disclosed16 May 2018
Introduced: 16 May 2018
CVE-2017-17689 (opens in a new tab)How to fix?
Upgrade Ubuntu:21.10 thunderbird to version 1:60.2.1+build1-0ubuntu1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Ubuntu.
See How to fix? for Ubuntu:21.10 relevant fixed versions and status.
The S/MIME specification allows a Cipher Block Chaining (CBC) malleability-gadget attack that can indirectly lead to plaintext exfiltration, aka EFAIL.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-17689
- https://www.synology.com/support/security/Synology_SA_18_22
- https://security-tracker.debian.org/tracker/CVE-2017-17689
- https://efail.de
- https://news.ycombinator.com/item?id=17066419
- https://pastebin.com/gNCc8aYm
- https://twitter.com/matthew_d_green/status/996371541591019520
- http://www.securityfocus.com/bid/104165