CVE-2016-6489

The RSA and DSA decryption code in Nettle makes it easier for attackers to discover private keys via a cache side channel attack.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
http://rhn.redhat.com/errata/RHSA-2016-2582.html	Third Party Advisory VDB Entry
http://www.openwall.com/lists/oss-security/2016/07/29/7	Mailing List Patch Third Party Advisory
http://www.ubuntu.com/usn/USN-3193-1	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1362016	Issue Tracking Third Party Advisory VDB Entry
https://eprint.iacr.org/2016/596.pdf	Technical Description
https://git.lysator.liu.se/nettle/nettle/commit/3fe1d6549765ecfb24f0b80b2ed086fdc818bff3	Patch Third Party Advisory
https://security.gentoo.org/glsa/201706-21	Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2020.html	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:::::::*

Configuration 2 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:12.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:16.10:::::::*

Configuration 3 (hide)

cpe:2.3:a:nettle_project:nettle:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-04-14 18:59

Updated : 2023-12-10 12:01

NVD link : CVE-2016-6489

Mitre link : CVE-2016-6489

CVE.ORG link : CVE-2016-6489

JSON object : View

Products Affected

redhat

enterprise_linux_hpc_node
enterprise_linux_workstation
enterprise_linux_desktop
enterprise_linux_server

canonical

ubuntu_linux

nettle_project

nettle

CWE

CWE-203

Observable Discrepancy

{"id": "CVE-2016-6489", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2017-04-14T18:59:00.737", "references": [{"url": "http://rhn.redhat.com/errata/RHSA-2016-2582.html", "tags": ["Third Party Advisory", "VDB Entry"], "source": "security@debian.org"}, {"url": "http://www.openwall.com/lists/oss-security/2016/07/29/7", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "security@debian.org"}, {"url": "http://www.ubuntu.com/usn/USN-3193-1", "tags": ["Third Party Advisory"], "source": "security@debian.org"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1362016", "tags": ["Issue Tracking", "Third Party Advisory", "VDB Entry"], "source": "security@debian.org"}, {"url": "https://eprint.iacr.org/2016/596.pdf", "tags": ["Technical Description"], "source": "security@debian.org"}, {"url": "https://git.lysator.liu.se/nettle/nettle/commit/3fe1d6549765ecfb24f0b80b2ed086fdc818bff3", "tags": ["Patch", "Third Party Advisory"], "source": "security@debian.org"}, {"url": "https://security.gentoo.org/glsa/201706-21", "tags": ["Third Party Advisory"], "source": "security@debian.org"}, {"url": "https://www.oracle.com/security-alerts/cpuapr2020.html", "tags": ["Third Party Advisory"], "source": "security@debian.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-203"}]}], "descriptions": [{"lang": "en", "value": "The RSA and DSA decryption code in Nettle makes it easier for attackers to discover private keys via a cache side channel attack."}, {"lang": "es", "value": "El c\u00f3digo de descifrado RSA y DSA en Nettle facilita a los atacantes cubrir las claves privadas a trav\u00e9s de un ataque de canal secundario de cach\u00e9."}], "lastModified": "2020-11-16T20:20:41.223", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "33C068A4-3780-4EAB-A937-6082DF847564"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3C84489B-B08C-4854-8A12-D01B6E45CF79"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "51EF4996-72F4-4FA4-814F-F5991E7A8318"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "825ECE2D-E232-46E0-A047-074B34DB1E97"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "B6B7CAD7-9D4E-4FDB-88E3-1E583210A01F"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.10:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1AFB20FA-CB00-4729-AB3A-816454C6D096"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:nettle_project:nettle:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "471AC546-33AD-45D6-A6FD-70062E99B7E0", "versionEndExcluding": "3.3"}], "operator": "OR"}]}], "sourceIdentifier": "security@debian.org"}