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CVE-2020-6829

UNKNOWN
Published 2020-10-28T00:00:00
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No CVSS data available

Description

When performing EC scalar point multiplication, the wNAF point multiplication algorithm was used; which leaked partial information about the nonce used during signature generation. Given an electro-magnetic trace of a few signature generations, the private key could have been computed. This vulnerability affects Firefox < 80 and Firefox for Android < 80.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Mozilla

Firefox

Affected Versions:

unspecified
Mozilla

Firefox for Android

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-cc99-55qg-f87r

Advisory Details

When performing EC scalar point multiplication, the wNAF point multiplication algorithm was used; which leaked partial information about the nonce used during signature generation. Given an electro-magnetic trace of a few signature generations, the private key could have been computed. This vulnerability affects Firefox < 80 and Firefox for Android < 80.

CVSS Scoring

CVSS Score

5.0

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2020-6829
WEB https://bugzilla.mozilla.org/show_bug.cgi?id=1631583
WEB https://lists.debian.org/debian-lts-announce/2023/02/msg00021.html
WEB https://www.mozilla.org/security/advisories/mfsa2020-36
WEB https://www.mozilla.org/security/advisories/mfsa2020-39

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: February 20, 2023

References

https://www.mozilla.org/security/advisories/mfsa2020-39/
https://www.mozilla.org/security/advisories/mfsa2020-36/
https://bugzilla.mozilla.org/show_bug.cgi?id=1631583
https://lists.debian.org/debian-lts-announce/2023/02/msg00021.html
Published: 2020-10-28T00:00:00
Last Modified: 2024-08-04T09:11:05.159Z
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