NVD

Id
18833  
Name
CVE-2016-2849  
Description
Botan before 1.10.13 and 1.11.x before 1.11.29 do not use a constant-time algorithm to perform a modular inverse on the signature nonce k, which might allow remote attackers to obtain ECDSA secret keys via a timing side-channel attack.  
Reject
 
CVSS Version
2  
CVSS Score
5  
Severity
Medium  
CVSS Base Score
5  
CVSS Impact Subscore
2.9  
CVSS Exploit Subscore
10  
CVSS Vector
(AV:N/AC:L/Au:N/C:P/I:N/A:N)  
Pub Date
2017-01-19  
Published
2016-05-13  
Modified Date
2016-06-03  
Seq
2016-2849  

Actions

Related NVD References

Id NVD Id NVD No. Reference Actions
104629 18833 CVE-2016-2849 http://botan.randombit.net/security.html  View
104630 18833 CVE-2016-2849 FEDORA-2016-a545f81683  View
104631 18833 CVE-2016-2849 [botan-devel] 20160428 Botan 1.10.13 released  View
104632 18833 CVE-2016-2849 DSA-3565  View

Related JVN

Id Name Title Summary Cveinfo Name Cveinfo Id Nvdinfo Name Nvdinfo Id Cvssv2 Cvssv3 Jvnurl Published Date Last Updated Date Actions
1958 JVNDB-2016-002731 Botan における ECDSA 秘密鍵を取得される脆弱性 Botan は、署名 nonce の k においてモジュラ逆数を実行する定数時間 (constant-time) アルゴリズムを使用しないため、ECDSA 秘密鍵を取得される脆弱性が存在します。 CVE-2016-2849 89355 CVE-2016-2849 18833 5 7.5 http://jvndb.jvn.jp/ja/contents/2016/JVNDB-2016-002731.html 2016-03-17 2016-05-19 View