Information Exposure The advisory has been revoked - it doesn't affect any version of package nettle Open this link in a new tab
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Test your applications- Snyk ID SNYK-UBUNTU1810-NETTLE-302014
- published 3 Dec 2018
- disclosed 3 Dec 2018
Introduced: 3 Dec 2018
CVE-2018-16869 Open this link in a new tabAmendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:18.10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream nettle package and not the nettle package as distributed by Ubuntu.
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.