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erlang: Erlang OTP: Authentication bypass due to improper OCSP certificate validation

🗓️ 03 Sep 2026 12:01:09Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 8 Views

Erlang OTP public_key authentication bypass via forged OCSP responses, expired responder key.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
Erlang/OTP -- OCSP responder certificate accepted after expiry in public_key
27 May 202600:00
–freebsd
attackerkb
attackerkb
CVE-2026-42791
27 May 202612:23
–attackerkb
astralinux
AstraLinux
Astra Linux – Vulnerability in Erlang
14 Sep 202612:01
–astralinux
bdu_fstec
BDU FSTEC
Erlang/OTP Authentication DoS
25 Sep 202600:00
–bdu_fstec
cnnvd
CNNVD
Erlang/OTP 安全漏洞
27 May 202600:00
–cnnvd
cve
CVE
CVE-2026-42791
27 May 202612:23
–cve
cvelist
Cvelist
CVE-2026-42791 OCSP responder certificate validity period not checked in public_key
27 May 202612:23
–cvelist
debian
Debian
[SECURITY] [DSA 6464-1] erlang security update
25 Aug 202604:37
–debian
debiancve
Debian CVE
CVE-2026-42791
27 May 202612:23
–debiancve
nessus
Tenable Nessus
Debian dsa-6464 : erlang - security update
25 Aug 202600:00
–nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64erlang2727.3.4.17-1.hum1erlang27-27.3.4.17-1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64erlang2727.3.4.17-1.hum1erlang27-27.3.4.17-1.hum1.x86_64.rpm
Red Hat Hardened Imagesanyaarch64erlang27-asn127.3.4.17-1.hum1erlang27-asn1-27.3.4.17-1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64erlang27-asn127.3.4.17-1.hum1erlang27-asn1-27.3.4.17-1.hum1.x86_64.rpm
Red Hat Hardened Imagesanyaarch64erlang27-common_test27.3.4.17-1.hum1erlang27-common_test-27.3.4.17-1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64erlang27-common_test27.3.4.17-1.hum1erlang27-common_test-27.3.4.17-1.hum1.x86_64.rpm
Red Hat Hardened Imagesanyaarch64erlang27-compiler27.3.4.17-1.hum1erlang27-compiler-27.3.4.17-1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64erlang27-compiler27.3.4.17-1.hum1erlang27-compiler-27.3.4.17-1.hum1.x86_64.rpm
Red Hat Hardened Imagesanyaarch64erlang27-crypto27.3.4.17-1.hum1erlang27-crypto-27.3.4.17-1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64erlang27-crypto27.3.4.17-1.hum1erlang27-crypto-27.3.4.17-1.hum1.x86_64.rpm
Rows per page

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02 Oct 2026 05:13Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.13.7
CVSS 46.3
EPSS0.00321
SSVC
8