CVE-2016-2849 (GCVE-0-2016-2849)

Vulnerability from cvelistv5 – Published: 2016-05-13 14:00 – Updated: 2024-08-05 23:32
VLAI
Summary
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.
Severity
7.5 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE
  • n/a
Assigner
References
URL Tags
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://www.debian.org/security/2016/dsa-3565 vendor-advisoryx_refsource_DEBIAN
http://marc.info/?l=botan-devel&m=146185420505943&w=2 mailing-listx_refsource_MLIST
https://security.gentoo.org/glsa/201701-23 vendor-advisoryx_refsource_GENTOO
http://botan.randombit.net/security.html x_refsource_CONFIRM
Date Public
2016-03-17 00:00
Show details on NVD website
To clipboard 

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      "cve": "CVE-2016-2849",
      "id": "CVE-2016-2849",
      "initial_release_date": "2016-03-17T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "botan: two issues fixed in 1.11.29",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-2849.json",
      "version": "3"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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