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CVE-2023-25151

23
FAUCET Score

CVE-2023-25151 is a denial-of-service vulnerability affecting opentelemetry-go-contrib versions prior to 0.39.0. It arises from the http.target attribute in metric measurements including the full request URI, leading to unbounded memory allocation when handling requests with constantly random query strings. With a CVSS score of 7.5 (High), this vulnerability can be exploited remotely with low attack complexity, resulting in a complete loss of availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
0.38.0CPE matchmatch criteria
cpe:2.3:a:linuxfoundation:opentelemetry-go_contrib:0.38.0:*:*:*:*:opentelemetry-go:*:*

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
0.97%
Probability of exploitation in next 30 days
EPSS Percentile
58.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0097 is in the 33rd percentile among its peer group of 51,506 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

Patch Available

Vendor Patches (3)

gopatch availablevia ghsa
Product: go.opentelemetry.io/contrib/instrumentation/net/http/otelhttpFixed in: 0.39.0
gopatch availablevia ghsa
Product: go.opentelemetry.io/contrib/instrumentation/github.com/astaxie/beego/otelbeegoFixed in: 0.39.0
github_advisoryvendor investigatingvia nvd_reference
View patch

Vendor Advisories (2)

goGHSA-5r5m-65gx-7vrhhigh

otelhttp and otelbeego have DoS vulnerability for high cardinality metrics

Feb 8, 2023
redhatCVE-2023-25151Important

opentelemetry-go: DoS vulnerability for high cardinality metrics in otelhttp and otelbeego

Feb 8, 2023

References

github.com / open-telemetry/opentelemetry-go/blob/v1.12.0/semconv/internal/v2/http.go
Vendor Advisory
github.com / open-telemetry/opentelemetry-go-contrib/security/advisories/GHSA-5r5m-65gx-7vrh
ExploitVendor Advisory