VDB
CVE-2018-12437
CVE-2018-12437
PUBLISHED
CVSS 4.900000095367432 MEDIUM
LibTomCrypt through 1.18.1 allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.
EPSS 0.54% · 43.3th percentile
Risk Scores
CVSS 3.1
4.900000095367432
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
EPSS Score
0.54%
43.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | libtomcrypt | 0, 1.17-9, 1.18.0-1 |
| Ubuntu:14.04:LTS | libtomcrypt | 1.17-5, 0, 1.17-3.2ubuntu1 |
| Ubuntu:16.04:LTS | libtomcrypt | 1.17-7, 0 |
Timeline
- Jun 15, 2018 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 25, 2021 EPSS Score
- Oct 27, 2021 EPSS Score
- Dec 29, 2021 EPSS Score
- Mar 3, 2022 EPSS Score
- May 5, 2022 EPSS Score
- Jul 7, 2022 EPSS Score
- Sep 9, 2022 EPSS Score
- Nov 11, 2022 EPSS Score
- Jan 13, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2018-12437 third-party-advisory
- https://github.com/libtom/libtomcrypt/issues/407 third-party-advisory
- https://www.nccgroup.trust/us/our-research/technical-advisory-return-of-the-hidden-number-problem/ third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2018-12437 third-party-advisory