SimbCo httpster server.coffee fs.realpathSync path traversal
Published Dec 25, 2022
7.5
HIGHCVSS 3.1
EPSS 0.85%
Description
A vulnerability classified as critical was found in SimbCo httpster. This vulnerability affects the function fs.realpathSync of the file src/server.coffee. The manipulation leads to path traversal. The exploit has been disclosed to the public and may be used. The name of the patch is d3055b3e30b40b65d30c5a06d6e053dffa7f35d0. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-216748.
Affected products
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||
|---|---|---|---|---|---|---|
| SimbCo | n/a | n/a |
|
- < 2020-11-19
No data.
No Red Hat product state for this CVE.
httpster
npm
Introduced 0 Fixed 1.1.0
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| npm | httpster | 0 | 1.1.0 |
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
1 other source (CVE.org) ▾
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Apr 14, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 0.85% (0.00846) | 56.58th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.85% (0.00846) | 53.08th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.07% (0.00066) | 17.86th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.12% (0.00116) | 47.00th | v3 (v2023.03.01) |
| Jun 6, 2024 | 0.12% (0.00119) | 46.15th | v3 (v2023.03.01) |
| Jan 27, 2024 | 0.11% (0.00108) | 43.46th | v3 (v2023.03.01) |
| Jan 1, 2024 | 0.10% (0.00096) | 40.01th | v3 (v2023.03.01) |
| Nov 25, 2023 | 0.07% (0.00074) | 30.88th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.06% (0.00064) | 26.12th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Jan 5, 2023 | 0.95% (0.00954) | 35.49th | v2 (v2022.01.01) |
| Dec 26, 2022 | 0.89% (0.00890) | 29.65th | v2 (v2022.01.01) |
References (5)
- https://github.com/SimbCo/httpster/commit/d3055b3e30b40b65d30c5a06d6e053dffa7f35d0 mitigationpatchThird Party Advisory
- https://github.com/SimbCo/httpster/pull/36 exploitPatchThird Party Advisory
- https://github.com/advisories/GHSA-p8j8-wxvp-h695 Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2020-36629
- https://vuldb.com/?id.216748 technical-descriptionvdb-entryThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/SimbCo/httpster/commit/d3055b3e30b40b65d30c5a06d6e053dffa7f35d0 | mitigationpatchThird Party Advisory | |
| https://github.com/SimbCo/httpster/pull/36 | exploitPatchThird Party Advisory | |
| https://github.com/advisories/GHSA-p8j8-wxvp-h695 | Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2020-36629 | ||
| https://vuldb.com/?id.216748 | technical-descriptionvdb-entryThird Party Advisory |
Change history (0)
No recorded changes yet.