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.

CVE-2021-41945

CRITICAL

Improper Input Validation (CWE-20)

2022-04-28 cve@mitre.org

Information Disclosure HTTPX

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

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

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.