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CVE-2020-29596

24
FAUCET Score

CVE-2020-29596 describes a denial-of-service vulnerability in MiniWeb HTTP server version 0.8.19, where a long first parameter in a POST request can crash the daemon. This vulnerability has a CVSS score of 7.5 (High), indicating it can be exploited remotely with low attack complexity, resulting in a complete loss of availability. While no active exploitation or public exploit code is currently known, and it has received minimal community attention, organizations using affected versions should consider patching or implementing mitigations.

Impacted Technologies

VendorProductVersion(s)CPE
0.8.19CPE matchmatch criteria
cpe:2.3:a:miniweb_http_server_project:miniweb_http_server:0.8.19:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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 Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.66%
Probability of exploitation in next 30 days
EPSS Percentile
84.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0266 is in the 72nd percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/160470/MiniWeb-HTTP-Server-0.8.19-Buffer-Overflow.html
ExploitThird Party AdvisoryVDB Entry
securityforeveryone.com / blog/miniweb-http-server-vulnerability-0-day-cve-2020-29596
Third Party Advisory
sourceforge.net / projects/miniweb/files/miniweb/0.8
ProductThird Party Advisory
exploit-db.com / exploits/49247
ExploitThird Party AdvisoryVDB Entry