What is the CVSS score of CVE-2023-3635?

CVE-2023-3635 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 1.3%.

Is there a public PoC exploit available for CVE-2023-3635?

Yes, a public proof-of-concept exploit is available for CVE-2023-3635. Prioritise patching immediately. EPSS: 1.3%.

Is there a patch available for CVE-2023-3635?

Yes, a patch is available for CVE-2023-3635. Update the affected software to the latest version immediately.

Okio CVE-2023-3635

HIGH

Signed to Unsigned Conversion Error (CWE-195)

2023-07-12 reefs@jfrog.com

Denial Of Service Okio

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Jul 12, 2023 - 19:15 nvd

HIGH 7.5

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

2 maven packages depend on com.squareup.okio:okio (2 direct, 0 indirect)

Ecosystem-wide dependent count for version 2.0.0-RC1.

DescriptionNVD

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.

AnalysisAI

GzipSource does not handle an exception that might be raised when parsing a malformed gzip buffer. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified under CWE-195. 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. Affected products include: Squareup Okio.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.