7.5

CVE-2017-15031: trustedfirmware trusted_firmware-a

CVSS: 7.5v3.1HighAnalyzed
AliasesDEBIAN-CVE-2017-15031
Published 18-12-2018Last modified 05-08-2024
Open JSON

Vulnerability summary

CVE-2017-15031 is a high (CVSS 7.5) vulnerability in trustedfirmware trusted_firmware-a. EPSS estimates a 1.90% chance of exploitation in the next 30 days, higher than 79.4% of scored vulnerabilities.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (NVD)
EPSS score
1.90%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 18-12-2018
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

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.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

1.90%

Chance of exploitation in the next 30 days

Percentile

79%

Versus all other CVEs

30-day change

0.00 pp

From 1.90% on 20-09-2026

20-09-202620-10-2026
EPSS score
1.90%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Debian1 product
  • arm-trusted-firmwareAll versions (No fix recorded) | < 2.12.16+dfsg-1
Trustedfirmware1 product

2 vendors · 2 products

References

3 links