Vulnerability Monitor

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CVE-2019-9578

In devs.c in Yubico libu2f-host before 1.1.8, the response to init is misparsed, leaking uninitialized stack memory back to the device.

Published

2019-03-05T23:29:02.943

Last Modified

2024-11-21T04:51:53.433

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-908

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	yubico	libu2f-host	< 1.1.8	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00012.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00018.html ([email protected])
https://blog.inhq.net/posts/yubico-libu2f-host-vuln-part2/ ([email protected])
https://developers.yubico.com/libu2f-host/Release_Notes.html Release Notes, Vendor Advisory ([email protected])
https://github.com/Yubico/libu2f-host/commit/e4bb58cc8b6202a421e65f8230217d8ae6e16eb5 Patch, Third Party Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GMA4H6AZFYIR3LA5VKKEJZNCCIVMUCFQ/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S4YCFMSNMXZ7XC4U6WXPQA7JCXC6VOAJ/ ([email protected])
https://security.gentoo.org/glsa/202004-15 ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00012.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00018.html (af854a3a-2127-422b-91ae-364da2661108)
https://blog.inhq.net/posts/yubico-libu2f-host-vuln-part2/ (af854a3a-2127-422b-91ae-364da2661108)
https://developers.yubico.com/libu2f-host/Release_Notes.html Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/Yubico/libu2f-host/commit/e4bb58cc8b6202a421e65f8230217d8ae6e16eb5 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GMA4H6AZFYIR3LA5VKKEJZNCCIVMUCFQ/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S4YCFMSNMXZ7XC4U6WXPQA7JCXC6VOAJ/ (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202004-15 (af854a3a-2127-422b-91ae-364da2661108)