HIGH
process_certificate in tls1.c in Cameron Hamilton-Rich axTLS through 2.1.5 has a Buffer Overflow via a crafted TLS certificate handshake message with zero certificates
Published Dec 3, 2019
7.5
HIGHCVSS 3.1
EPSS 1.48%
Description
process_certificate in tls1.c in Cameron Hamilton-Rich axTLS through 2.1.5 has a Buffer Overflow via a crafted TLS certificate handshake message with zero certificates.
Affected products
No data.
- ≤ 2.1.5
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
7.5 HIGH NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
No CVSS v3.0 score for this CVE.
5.0 MEDIUM NVD
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
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.48% 0.01479
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
EPSS probability 0.01479
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 1.48% (0.01479) | 73.00th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.48% (0.01479) | 70.43th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.59% (0.00586) | 67.20th | v4 (v2025.03.14) |
| Mar 13, 2025 | 4.72% (0.04717) | 92.73th | v3 (v2023.03.01) |
| Dec 31, 2024 | 6.53% (0.06529) | 93.66th | v3 (v2023.03.01) |
| Dec 17, 2024 | 8.83% (0.08827) | 94.56th | v3 (v2023.03.01) |
| Nov 26, 2024 | 1.72% (0.01722) | 88.33th | v3 (v2023.03.01) |
| Apr 30, 2024 | 3.13% (0.03133) | 90.99th | v3 (v2023.03.01) |
| Oct 7, 2023 | 3.06% (0.03059) | 89.80th | v3 (v2023.03.01) |
| Sep 22, 2023 | 2.18% (0.02180) | 88.05th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.83% (0.01833) | 86.36th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 7.18% (0.07176) | 80.33th | v2 (v2022.01.01) |
| Feb 3, 2022 | 5.36% (0.05363) | 79.74th | v1 |
| Jan 6, 2022 | 5.36% (0.05363) | 79.54th | v1 |
| Jan 5, 2022 | 1.25% (0.01247) | 69.74th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.25% (0.01247) | 0.00th | v1 |
Weaknesses (1)
References (5)
- http://axtls.sourceforge.net x_refsource_MISCProduct
- http://packetstormsecurity.com/files/155500/axTLS-2.1.5-Denial-Of-Service.html x_refsource_MISCThird Party AdvisoryVDB Entry
- https://seclists.org/bugtraq/2019/Nov/44 mailing-listx_refsource_BUGTRAQ
- https://www.telekom.com/en/corporate-responsibility/data-protection-data-security/security/details/advisories-504842 x_refsource_MISC
- https://www.telekom.com/resource/blob/586428/51ae062269fbcb068bd20379f87f1398/dl-191121-critical-remote-denial-of-service-vulnerability-ii--data.pdf x_refsource_MISC
| Link | Providers | Tags |
|---|---|---|
| http://axtls.sourceforge.net | x_refsource_MISCProduct | |
| http://packetstormsecurity.com/files/155500/axTLS-2.1.5-Denial-Of-Service.html | x_refsource_MISCThird Party AdvisoryVDB Entry | |
| https://seclists.org/bugtraq/2019/Nov/44 | mailing-listx_refsource_BUGTRAQ | |
| https://www.telekom.com/en/corporate-responsibility/data-protection-data-security/security/details/advisories-504842 | x_refsource_MISC | |
| https://www.telekom.com/resource/blob/586428/51ae062269fbcb068bd20379f87f1398/dl-191121-critical-remote-denial-of-service-vulnerability-ii--data.pdf | x_refsource_MISC |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Dec 3, 2019
Updated Aug 4, 2024
Reserved Mar 11, 2019
Link CVE-2019-9689
CISA Vulnrichment
Updated n/a