netty-tcnative-boringssl-static: memory-cache side-channel attack on DSA signatures
Published Jun 15, 2018
5.5
MEDIUMCVSS 3.0
EPSS 0.14%
Description
BoringSSL through 2018-06-14 allows a memory-cache side-channel attack on DSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover a DSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.
Affected products
No data.
No data.
Red Hat Fuse 7
camel
Will not fix
Red Hat Mobile Application Platform 4
netty-tcnative-boringssl-static
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Fuse 7 | camel | Will not fix | n/a |
| Red Hat Mobile Application Platform 4 | netty-tcnative-boringssl-static | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
1 other source (Red Hat) ▾
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
AV:L/AC:M/Au:N/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.14% (0.00138) | 2.69th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.14% (0.00138) | 3.61th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.04% (0.00044) | 12.95th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.04% (0.00044) | 11.68th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.04% (0.00043) | 6.67th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00044) | 10.26th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.17% (0.00171) | 1.23th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.17% (0.00171) | 0.00th | v1 |
References (5)
- https://access.redhat.com/security/cve/CVE-2018-12440 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1591911 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2018-12440
- https://www.cve.org/CVERecord?id=CVE-2018-12440
- https://www.nccgroup.trust/us/our-research/technical-advisory-return-of-the-hidden-number-problem/ x_refsource_MISCThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2018-12440 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1591911 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-12440 | ||
| https://www.cve.org/CVERecord?id=CVE-2018-12440 | ||
| https://www.nccgroup.trust/us/our-research/technical-advisory-return-of-the-hidden-number-problem/ | x_refsource_MISCThird Party Advisory |
Change history (0)
No recorded changes yet.