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CVE-2021-40528

🗓️ 06 Sep 2021 19:15:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve🔗 ubuntu.com👁 32 Views

Libgcrypt implementation allows plaintext recovery due to dangerous combination of prime, generator, and sender's exponents leading to cross-configuration attack against OpenPGP. Ref CVE-2021-4052

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: Multiple Security Vulnerabilities may affect IBM Robotic Process Automation for Cloud Pak
25 Aug 202202:03
–ibm
IBM Security Bulletins		Security Bulletin: IBM MQ Operator and Queue manager container images are vulnerable to multiple vulnerabilities from Golang Go, libxml2, curl, expat, libgcrypt and IBM WebSphere Application Server Liberty
9 Aug 202205:46
–ibm
IBM Security Bulletins		Security Bulletin: Multiple Vulnerabilities in CloudPak for Watson AIOps
26 Mar 202502:21
–ibm
IBM Security Bulletins		Security Bulletin: Netcool Operations Insight v1.6.7 contains fixes for multiple security vulnerabilities.
15 Dec 202209:13
–ibm
IBM Security Bulletins		Security Bulletin: Security vulnerabilities have been fixed in IBM Security Verify Governance, Identity Manager virtual appliance component
20 Dec 202220:15
–ibm
IBM Security Bulletins		Security Bulletin: IBM App Connect Enterprise Certified Container may be vulnerable to security restriction bypass due to CVE-2021-40528
4 Nov 202218:00
–ibm
IBM Security Bulletins		Security Bulletin: IBM QRadar SIEM Application Framework Base Image is vulnerable to using components with Known Vulnerabilities
27 Feb 202317:34
–ibm
IBM Security Bulletins		Security Bulletin: IBM Cloud Pak for Security includes components with multiple known vulnerabilities
19 Jan 202313:54
–ibm
IBM Security Bulletins		Security Bulletin: IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data is vulnerable to a cross-configuration attack against OpenPGP (CVE-2021-40528)
12 Jan 202321:59
–ibm
Tenable Nessus		Alibaba Cloud Linux 3 : 0129: libgcrypt (ALINUX3-SA-2022:0129)
14 May 202500:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu21.10anylibgcrypt201.8.7-5ubuntu2libgcrypt20_1.8.7-5ubuntu2_any.deb
Ubuntu22.04anylibgcrypt201.8.7-5ubuntu2libgcrypt20_1.8.7-5ubuntu2_any.deb
Ubuntu18.04anylibgcrypt201.8.1-4ubuntu1.3libgcrypt20_1.8.1-4ubuntu1.3_any.deb
Ubuntu20.04anylibgcrypt201.8.5-5ubuntu1.1libgcrypt20_1.8.5-5ubuntu1.1_any.deb
Ubuntu21.04anylibgcrypt201.8.7-2ubuntu2.1libgcrypt20_1.8.7-2ubuntu2.1_any.deb
Ubuntu16.04anylibgcrypt201.6.5-2ubuntu0.6+esm1libgcrypt20_1.6.5-2ubuntu0.6+esm1_any.deb
Ubuntu22.10anylibgcrypt201.8.7-5ubuntu2libgcrypt20_1.8.7-5ubuntu2_any.deb
Ubuntu23.04anylibgcrypt201.8.7-5ubuntu2libgcrypt20_1.8.7-5ubuntu2_any.deb
Ubuntu23.10anylibgcrypt201.8.7-5ubuntu2libgcrypt20_1.8.7-5ubuntu2_any.deb
Ubuntu24.04anylibgcrypt201.8.7-5ubuntu2libgcrypt20_1.8.7-5ubuntu2_any.deb
Rows per page

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18 Aug 2025 17:16Current
6.8Medium risk
Vulners AI Score6.8
CVSS 22.6
CVSS 3.15.9
EPSS0.01323
SSVC
libgcryptplaintext recoveryprimegeneratorsender's exponentscross-configuration attackopenpgp
32