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CVE-2022-33124

20
FAUCET Score

CVE-2022-33124 describes a potential Denial of Service (DoS) vulnerability in AIOHTTP version 3.8.1, where an "Invalid IPv6 URL" ValueError could be triggered. This issue affects the aiohttp library. The vulnerability is rated Medium severity (CVSS 5.5), indicating a local attack vector with low complexity, requiring user interaction, and potentially leading to high availability impact. However, multiple third parties dispute the practical exploitability for DoS, citing common exception handling in calling applications. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
3.8.1CPE matchmatch criteria
cpe:2.3:a:aiohttp:aiohttp:3.8.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.69%
Probability of exploitation in next 30 days
EPSS Percentile
48.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0069 is in the 55th percentile among its peer group of 5,765 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (2)

pipGHSA-rwqr-c348-m5wrmedium

Withdrawn: Denial of Service in aiohttp

Jun 24, 2022
redhatCVE-2022-33124

python-aiohttp: invalid IPv6 URL which can lead to a Denial of Service with exception raised

Jun 23, 2022

References

github.com / aio-libs/aiohttp/issues/6772
ExploitIssue TrackingThird Party Advisory