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CVE-2023-3635
Okio GzipSource unhandled exception Denial of Service
Medium5.9EPSS 1.3%
- Published
- Updated
- Reserved
- Assigned by
- JFROG
Description
GzipSource does not handle an exception that might be raised when parsing a malformed gzip buffer. This may lead to denial of service of the Okio client when handling a crafted GZIP archive, by using the GzipSource class.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| JFROGCNA (assigner) | 3.1 | Medium5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 1.3% · top 30% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.9.
Weakness
Affected products
com.squareup.okio:okio
- affected 0.5.0 – < 1.0.0
- affected 1.0.0 – < 1.17.6
- affected 2.0.0 – < 3.0.0
- affected 3.0.0 – < 3.4.0
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Mavencom.squareup.okio:okioGHSA-w33c-445m-f8w7 (opens in a new tab)
- Mavencom.squareup.okio:okio-jvmGHSA-w33c-445m-f8w7 (opens in a new tab)
References (2)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-w33c-445m-f8w7 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-3635)Record last updated .