HIGH
The Embedthis HTTP library, and Appweb versions before 7.0.3, have a logic flaw related to the authCondition function in http/httpLib.c
Published Mar 14, 2018
8.1
HIGHCVSS 3.0
EPSS 22.79%
Description
The Embedthis HTTP library, and Appweb versions before 7.0.3, have a logic flaw related to the authCondition function in http/httpLib.c. With a forged HTTP request, it is possible to bypass authentication for the form and digest login types.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
8.1 HIGH NVD
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
22.79% 0.22790
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.22790
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (37 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 22.79% (0.22790) | 97.67th | v5 (v2026.06.15) |
| Sep 22, 2026 | 22.79% (0.22790) | 97.63th | v5 (v2026.06.15) |
| Sep 21, 2026 | 11.89% (0.11891) | 95.97th | v5 (v2026.06.15) |
| Sep 6, 2026 | 22.79% (0.22790) | 97.58th | v5 (v2026.06.15) |
| Sep 5, 2026 | 11.89% (0.11891) | 95.88th | v5 (v2026.06.15) |
| Aug 30, 2026 | 22.79% (0.22790) | 97.56th | v5 (v2026.06.15) |
| Aug 28, 2026 | 11.89% (0.11891) | 95.86th | v5 (v2026.06.15) |
| Aug 24, 2026 | 22.79% (0.22790) | 97.55th | v5 (v2026.06.15) |
| Aug 23, 2026 | 11.89% (0.11891) | 95.85th | v5 (v2026.06.15) |
| Jul 14, 2026 | 23.62% (0.23621) | 97.54th | v5 (v2026.06.15) |
| Jun 15, 2026 | 19.85% (0.19854) | 97.07th | v5 (v2026.06.15) |
| Nov 21, 2025 | 92.33% (0.92326) | 99.70th | v4 (v2025.03.14) |
| Nov 18, 2025 | 78.57% (0.78574) | 99.11th | v4 (v2025.03.14) |
| Nov 1, 2025 | 92.33% (0.92326) | 99.72th | v4 (v2025.03.14) |
| Jul 30, 2025 | 89.79% (0.89789) | 99.54th | v4 (v2025.03.14) |
| Jun 13, 2025 | 88.70% (0.88705) | 99.47th | v4 (v2025.03.14) |
| Mar 30, 2025 | 89.84% (0.89836) | 99.55th | v4 (v2025.03.14) |
| Mar 29, 2025 | 92.58% (0.92584) | 99.72th | v4 (v2025.03.14) |
| Mar 28, 2025 | 89.84% (0.89836) | 99.55th | v4 (v2025.03.14) |
| Mar 25, 2025 | 86.33% (0.86328) | 99.38th | v4 (v2025.03.14) |
| Mar 18, 2025 | 84.40% (0.84397) | 99.30th | v4 (v2025.03.14) |
| Mar 17, 2025 | 86.33% (0.86328) | 99.37th | v4 (v2025.03.14) |
| Dec 17, 2024 | 3.08% (0.03075) | 90.80th | v3 (v2023.03.01) |
| Nov 10, 2023 | 0.93% (0.00927) | 81.16th | v3 (v2023.03.01) |
| Aug 5, 2023 | 5.84% (0.05837) | 92.38th | v3 (v2023.03.01) |
| Jul 25, 2023 | 5.35% (0.05346) | 92.07th | v3 (v2023.03.01) |
| Jul 8, 2023 | 0.84% (0.00844) | 79.86th | v3 (v2023.03.01) |
| Mar 8, 2023 | 0.98% (0.00977) | 81.09th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.97% (0.00969) | 81.01th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Sep 2, 2022 | 0.95% (0.00954) | 34.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00954) | 32.50th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.88% (0.00884) | 25.39th | v1 |
| Jan 6, 2022 | 0.88% (0.00884) | 24.77th | v1 |
| Sep 1, 2021 | 0.88% (0.00884) | 59.15th | v1 |
| Apr 14, 2021 | 0.88% (0.00884) | 0.00th | v1 |
Weaknesses (1)
References (3)
- https://blogs.securiteam.com/index.php/archives/3676 x_refsource_MISCExploitThird Party Advisory
- https://github.com/embedthis/appweb/issues/610 x_refsource_MISCPatchThird Party Advisory
- https://security.paloaltonetworks.com/CVE-2018-8715 x_refsource_CONFIRM
| Link | Providers | Tags |
|---|---|---|
| https://blogs.securiteam.com/index.php/archives/3676 | x_refsource_MISCExploitThird Party Advisory | |
| https://github.com/embedthis/appweb/issues/610 | x_refsource_MISCPatchThird Party Advisory | |
| https://security.paloaltonetworks.com/CVE-2018-8715 | x_refsource_CONFIRM |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Mar 14, 2018
Updated Aug 5, 2024
Reserved Mar 14, 2018
Link CVE-2018-8715
CISA Vulnrichment
Updated n/a