What is the CVSS score of CVE-2021-41945?

CVE-2021-41945 has a CVSS 3.1 base score of 9.1 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N. EPSS exploitation probability: 2.2%.

Is there a public PoC exploit available for CVE-2021-41945?

Yes, a public proof-of-concept exploit is available for CVE-2021-41945. Prioritise patching immediately. EPSS: 2.2%.

Is there a patch available for CVE-2021-41945?

Yes, a patch is available for CVE-2021-41945. Update the affected software to the latest version immediately.

Encode CVE-2021-41945

Q: Which versions of Encode are affected by CVE-2021-41945?

Encode OSS httpx < 0.23.0 is affected by improper input validation in `httpx.URL`, `httpx.Client` and some functions using `httpx.URL.copy_with`.. A patch is available.

CRITICAL

Improper Input Validation (CWE-20)

2022-04-28 cve@mitre.org

Information Disclosure HTTPX Encode

9.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.1 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

CVE Published

Apr 28, 2022 - 14:15 nvd

CRITICAL 9.1

Blast Radius

ecosystem impact

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

95 pypi packages depend on httpx (87 direct, 8 indirect)

Ecosystem-wide dependent count for version 0.20.0.

DescriptionNVD

Encode OSS httpx < 0.23.0 is affected by improper input validation in httpx.URL, httpx.Client and some functions using httpx.URL.copy_with.

AnalysisAI

Encode OSS httpx < 0.23.0 is affected by improper input validation in httpx.URL, httpx.Client and some functions using httpx.URL.copy_with. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified under CWE-20. Encode OSS httpx < 0.23.0 is affected by improper input validation in httpx.URL, httpx.Client and some functions using httpx.URL.copy_with. Affected products include: Encode Httpx.

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.