An exploitable information disclosure vulnerability exists in the network packet handling functionality of Shadowsocks-libev 3.3.2
Published Dec 18, 2019
7.4
HIGHCVSS 3.1
EPSS 1.38%
Description
An exploitable information disclosure vulnerability exists in the network packet handling functionality of Shadowsocks-libev 3.3.2. When utilizing a Stream Cipher, a specially crafted set of network packets can cause an outbound connection from the server, resulting in information disclosure. An attacker can send arbitrary packets to trigger this vulnerability.
Affected products
- Vendor n/a Product Shadowsocks Defaultn/a
- Version Shadowsocks-libev 3.3.2StatusaffectedConstraints-
- 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 | Shadowsocks | n/a |
|
- 3.3.2
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.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
AV:N/AC:M/Au:N/C:P/I:P/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
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.38% (0.01379) | 71.10th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.38% (0.01379) | 68.44th | v5 (v2026.06.15) |
| Apr 21, 2025 | 0.34% (0.00341) | 55.88th | v4 (v2025.03.14) |
| Mar 29, 2025 | 1.47% (0.01473) | 69.08th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.29% (0.00292) | 69.44th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.29% (0.00292) | 68.24th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.29% (0.00292) | 65.22th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.27% (0.00274) | 62.94th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 9.03% (0.09029) | 86.86th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.84% (0.01840) | 47.83th | v1 |
| Jan 6, 2022 | 1.84% (0.01840) | 47.32th | v1 |
| Jan 5, 2022 | 0.42% (0.00416) | 26.65th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.42% (0.00416) | 0.00th | v1 |
References (1)
- https://talosintelligence.com/vulnerability_reports/TALOS-2019-0942 x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://talosintelligence.com/vulnerability_reports/TALOS-2019-0942 | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.