nss: Remote DoS during session handshake when using SessionTicket extention and ECDHE-ECDSA
Published Jul 19, 2018
5.9
MEDIUMCVSS 3.0
EPSS 1.40%
Description
nss before version 3.30 is vulnerable to a remote denial of service during the session handshake when using SessionTicket extension and ECDHE-ECDSA.
Affected products
- Vendor n/a Product Nss Defaultn/a
- Version nss 3.30StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | Nss | n/a |
|
- < 3.30
No data.
Red Hat Enterprise Linux 5
nss
Will not fix
Red Hat Enterprise Linux 6
nss
Will not fix
Red Hat Enterprise Linux 7
nss
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | nss | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | nss | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | nss | Will not fix | 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:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
AV:N/AC:M/Au:N/C:N/I:N/A:P
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
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.40% (0.01399) | 71.48th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.41% (0.01405) | 68.98th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.18% (0.00184) | 37.97th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.16% (0.00157) | 53.48th | v3 (v2023.03.01) |
| Mar 7, 2024 | 0.16% (0.00159) | 51.52th | v3 (v2023.03.01) |
| Dec 10, 2023 | 0.18% (0.00179) | 54.96th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.20% (0.00200) | 56.09th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.05% (0.01055) | 50.47th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.05% (0.01055) | 48.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.05% (0.01055) | 27.52th | v2 (v2022.01.01) |
References (6)
- https://access.redhat.com/security/cve/CVE-2016-9574 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1320695 x_refsource_CONFIRMExploitIssue TrackingPatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1404568 Issue Tracking
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9574 x_refsource_CONFIRMExploitIssue TrackingThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2016-9574
- https://www.cve.org/CVERecord?id=CVE-2016-9574
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2016-9574 | Vendor Advisory | |
| https://bugzilla.mozilla.org/show_bug.cgi?id=1320695 | x_refsource_CONFIRMExploitIssue TrackingPatchThird Party Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1404568 | Issue Tracking | |
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9574 | x_refsource_CONFIRMExploitIssue TrackingThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2016-9574 | ||
| https://www.cve.org/CVERecord?id=CVE-2016-9574 |
Change history (0)
No recorded changes yet.