CVE-2018-12438 The Elliptic Curve Cryptography library (aka sunec or libsunec) allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDS...
MediumCVSS 4.9
EPSS 0.46%
- Published
- Updated
- Exploit status
- No public exploit known
Description
The Elliptic Curve Cryptography library (aka sunec or libsunec) 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.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| libsunec project libsunec | All versions | No fix listed |
References
- www.nccgroup.trust exploit technical-description third-party-advisory