Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) Affecting enigmail package, versions <2:1.9.9-1
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-DEBIAN11-ENIGMAIL-526702
- published27 Dec 2017
- disclosed27 Dec 2017
Introduced: 27 Dec 2017
CVE-2017-17845 (opens in a new tab)How to fix?
Upgrade Debian:11 enigmail to version 2:1.9.9-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream enigmail package and not the enigmail package as distributed by Debian.
See How to fix? for Debian:11 relevant fixed versions and status.
An issue was discovered in Enigmail before 1.9.9. Improper Random Secret Generation occurs because Math.Random() is used by pretty Easy privacy (pEp), aka TBE-01-001.
References
- https://security-tracker.debian.org/tracker/CVE-2017-17845
- https://www.debian.org/security/2017/dsa-4070
- https://lists.debian.org/debian-lts-announce/2017/12/msg00021.html
- https://enigmail.net/download/other/Enigmail%20Pentest%20Report%20by%20Cure53%20-%20Excerpt.pdf
- https://lists.debian.org/debian-security-announce/2017/msg00333.html
- https://www.mail-archive.com/enigmail-users@enigmail.net/msg04280.html
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-17845
- https://www.mail-archive.com/enigmail-users%40enigmail.net/msg04280.html