ALPINE-CVE-2021-33560

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Source
https://security.alpinelinux.org/vuln/CVE-2021-33560
Import Source
https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33560.json
JSON Data
https://api.osv.dev/v1/vulns/ALPINE-CVE-2021-33560
Upstream
Published
2021-06-08T11:15:07Z
Modified
2026-08-27T22:18:01Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

Libgcrypt before 1.8.8 and 1.9.x before 1.9.3 mishandles ElGamal encryption because it lacks exponent blinding to address a side-channel attack against mpi_powm, and the window size is not chosen appropriately. This, for example, affects use of ElGamal in OpenPGP.

References

Affected packages

Alpine:v3.11
libgcrypt

Package

Name
libgcrypt
Purl
pkg:apk/alpine/libgcrypt?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
1.9.0
Fixed
1.8.8-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33560.json"
Alpine:v3.12
libgcrypt

Package

Name
libgcrypt
Purl
pkg:apk/alpine/libgcrypt?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
1.9.0
Fixed
1.8.8-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33560.json"
Alpine:v3.13
libgcrypt

Package

Name
libgcrypt
Purl
pkg:apk/alpine/libgcrypt?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
1.9.0
Fixed
1.8.8-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33560.json"
Alpine:v3.14
libgcrypt

Package

Name
libgcrypt
Purl
pkg:apk/alpine/libgcrypt?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
1.9.0
Fixed
1.9.4-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33560.json"
Alpine:v3.15
libgcrypt

Package

Name
libgcrypt
Purl
pkg:apk/alpine/libgcrypt?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
1.9.0
Fixed
1.9.4-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33560.json"
Alpine:v3.16
libgcrypt

Package

Name
libgcrypt
Purl
pkg:apk/alpine/libgcrypt?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
1.9.0
Fixed
1.9.4-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33560.json"
Alpine:v3.17
libgcrypt

Package

Name
libgcrypt
Purl
pkg:apk/alpine/libgcrypt?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
1.9.0
Fixed
1.9.4-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33560.json"
Alpine:v3.18
libgcrypt

Package

Name
libgcrypt
Purl
pkg:apk/alpine/libgcrypt?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
1.9.0
Fixed
1.9.4-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33560.json"
Alpine:v3.19
libgcrypt

Package

Name
libgcrypt
Purl
pkg:apk/alpine/libgcrypt?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
1.9.0
Fixed
1.9.4-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33560.json"
Alpine:v3.20
libgcrypt

Package

Name
libgcrypt
Purl
pkg:apk/alpine/libgcrypt?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
1.9.0
Fixed
1.9.4-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33560.json"
Alpine:v3.21
libgcrypt

Package

Name
libgcrypt
Purl
pkg:apk/alpine/libgcrypt?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
1.9.0
Fixed
1.9.4-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33560.json"
Alpine:v3.22
libgcrypt

Package

Name
libgcrypt
Purl
pkg:apk/alpine/libgcrypt?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
1.9.0
Fixed
1.9.4-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33560.json"
Alpine:v3.23
libgcrypt

Package

Name
libgcrypt
Purl
pkg:apk/alpine/libgcrypt?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
1.9.0
Fixed
1.9.4-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33560.json"
Alpine:v3.24
libgcrypt

Package

Name
libgcrypt
Purl
pkg:apk/alpine/libgcrypt?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
1.9.0
Fixed
1.9.4-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33560.json"