Vulnerability Monitor

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CVE-2017-15031

In all versions of ARM Trusted Firmware up to and including v1.4, not initializing or saving/restoring the PMCR_EL0 register can leak secure world timing information.

Published

2018-12-18T16:29:00.250

Last Modified

2024-11-21T03:13:58.347

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

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

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

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-200

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	arm	arm-trusted-firmware	≤ 1.4	Yes

References

http://www.securityfocus.com/bid/106271 Third Party Advisory, VDB Entry ([email protected])
https://github.com/ARM-software/arm-trusted-firmware/wiki/ARM-Trusted-Firmware-Security-Advisory-TFV-5 Patch, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/106271 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/ARM-software/arm-trusted-firmware/wiki/ARM-Trusted-Firmware-Security-Advisory-TFV-5 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)