DEBIAN-CVE-2021-33560
- Source
- https://security-tracker.debian.org/tracker/CVE-2021-33560
- Import Source
- https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-33560.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2021-33560
- Upstream
- Published
- 2021-06-08T11:15:07Z
- Modified
- 2025-09-25T23:27:02.409779Z
- 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
Debian:11 / libgcrypt20
Package
- Name
- libgcrypt20
- Purl
- pkg:deb/debian/libgcrypt20?arch=source
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affected
Affected versions
1.*
1.8.7-6
1.9.0-1
1.9.1-1
1.9.2~beta16-1
1.9.2-1
1.9.3-1
1.9.4-1
1.9.4-2
1.9.4-3
1.9.4-4
1.9.4-5
1.10.0-1
1.10.0-2
1.10.1-1
1.10.1-2
1.10.1-3
1.10.2-1
1.10.2-2
1.10.2-2+loong64
1.10.2-3
1.10.3-1
1.10.3-2
1.10.3-3
1.11.0~beta450-1
1.11.0-1
1.11.0-2
1.11.0-3
1.11.0-4
1.11.0-5
1.11.0-6
1.11.0-7
1.11.0+git20250114-1
1.11.1-1
1.11.2-1
1.11.2-2
Debian:12 / libgcrypt20
Package
- Name
- libgcrypt20
- Purl
- pkg:deb/debian/libgcrypt20?arch=source
Debian:13 / libgcrypt20
Package
- Name
- libgcrypt20
- Purl
- pkg:deb/debian/libgcrypt20?arch=source
Debian:14 / libgcrypt20
Package
- Name
- libgcrypt20
- Purl
- pkg:deb/debian/libgcrypt20?arch=source