CLEANSTART-2024-YS57327

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Import Source
https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-YS57327.json
JSON Data
https://api.osv.dev/v1/vulns/CLEANSTART-2024-YS57327
Upstream
Published
2026-10-30T19:19:12Z
Modified
2026-10-31T01:00:55Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N CVSS Calculator
Summary
Opportunistic Encryption feature of HTTP2 (RFC 8164) allows a connection to be transparently upgraded to TLS while retaining the visual properties of an HTTP connection, including being same-origin...
Details

CVE-2021-38507 affects multiple packages. The Opportunistic Encryption feature of HTTP2 (RFC 8164) allows a connection to be transparently upgraded to TLS while retaining the visual properties of an HTTP connection, including being same-origin with unencrypted connections on port 80. See references for individual vulnerability details.

References

Affected packages

CleanStart
firefox

Package

Name
firefox
Purl
pkg:apk/cleanstart/firefox?arch=x86_64

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
94.0-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-YS57327.json"
firefox

Package

Name
firefox
Purl
pkg:apk/cleanstart/firefox?arch=armv7

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
94.0-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-YS57327.json"
firefox

Package

Name
firefox
Purl
pkg:apk/cleanstart/firefox?arch=aarch64

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
94.0-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-YS57327.json"
firefox

Package

Name
firefox
Purl
pkg:apk/cleanstart/firefox?arch=x86

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
94.0-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-YS57327.json"
firefox

Package

Name
firefox
Purl
pkg:apk/cleanstart/firefox?arch=ppc64le

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
94.0-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-YS57327.json"
firefox-esr

Package

Name
firefox-esr
Purl
pkg:apk/cleanstart/firefox-esr?arch=x86_64

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
91.3.0-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-YS57327.json"
firefox-esr

Package

Name
firefox-esr
Purl
pkg:apk/cleanstart/firefox-esr?arch=armv7

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
91.3.0-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-YS57327.json"
firefox-esr

Package

Name
firefox-esr
Purl
pkg:apk/cleanstart/firefox-esr?arch=aarch64

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
91.3.0-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-YS57327.json"
firefox-esr

Package

Name
firefox-esr
Purl
pkg:apk/cleanstart/firefox-esr?arch=x86

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
91.3.0-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-YS57327.json"
firefox-esr

Package

Name
firefox-esr
Purl
pkg:apk/cleanstart/firefox-esr?arch=ppc64le

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
91.3.0-r0

Database specific

source 
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-YS57327.json"