CVE-2018-16869
MEDIUM5.7EPSS 0.11%Published: 12/3/2018Modified: 4/28/2026
Also known as:DEBIAN-CVE-2018-16869
Description
A Bleichenbacher type side-channel based padding oracle attack was found in the way nettle handles endian conversion of RSA decrypted PKCS#1 v1.5 data. An attacker who is able to run a process on the same physical core as the victim process, could use this flaw extract plaintext or in some cases downgrade any TLS connections to a vulnerable server.
Affected packages (1)
- Debian/nettlefrom 0, < 3.4.1~rc1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.7 | CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:N |