EulerOS 2.0 SP2 : openssl110f (EulerOS-SA-2019-1327)

According to the version of the openssl110f packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value...

EulerOS 2.0 SP3 : openssl110f (EulerOS-SA-2019-1328)

According to the version of the openssl110f packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value...

openSUSE Security Update : openssl-1_1 (openSUSE-2019-1147)

This update for openssl-11 OpenSSL Security Advisory 6 March 2019 fixes the following issues : Security issue fixed: - CVE-2019-1543: Fixed an implementation error in ChaCha20-Poly1305 where it was allowed to set IV with more than 12 bytes bsc1128189. Other issues addressed : - Fixed a segfault i...

Security update for openssl-1_1 (moderate)

openSUSE Security Update: Security update for openssl-11 Announcement ID: openSUSE-SU-2019:1147-1 Rating: moderate References: 1116833 1125494 1128189 Cross-References: CVE-2019-1543 Affected Products: openSUSE Leap 15.0 An update that solves one vulnerability and has two fixes is now available...

CVE-2019-1543

ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value IV should be 96 bits 12 bytes. OpenSSL allows a variable nonce length and front pads the nonce with 0 bytes if it is less than 12 bytes. However it also...

SUSE SLED12 / SLES12 Security Update : openssl-1_1 (SUSE-SU-2019:0787-1)

This update for openssl-11 OpenSSL Security Advisory 6 March 2019 fixes the following issues : Security issue fixed : CVE-2019-1543: Fixed an implementation error in ChaCha20-Poly1305 where it was allowed to set IV with more than 12 bytes bsc1128189. Note that Tenable Network Security has extract...

SUSE-SU-2019:0787-1 Security update for openssl-1_1

This update for openssl-11 OpenSSL Security Advisory 6 March 2019 fixes the following issues: Security issue fixed: - CVE-2019-1543: Fixed an implementation error in ChaCha20-Poly1305 where it was allowed to set IV with more than 12 bytes bsc1128189...

SUSE SLED15 / SLES15 Security Update : openssl-1_1 (SUSE-SU-2019:0678-1)

This update for openssl-11 OpenSSL Security Advisory 6 March 2019 fixes the following issues : Security issue fixed : CVE-2019-1543: Fixed an implementation error in ChaCha20-Poly1305 where it was allowed to set IV with more than 12 bytes bsc1128189. Other issues addressed: Fixed a segfault in...

SUSE-SU-2019:0678-1 Security update for openssl-1_1

This update for openssl-11 OpenSSL Security Advisory 6 March 2019 fixes the following issues: Security issue fixed: - CVE-2019-1543: Fixed an implementation error in ChaCha20-Poly1305 where it was allowed to set IV with more than 12 bytes bsc1128189. Other issues addressed: - Fixed a segfault in...

FreeBSD : OpenSSL -- ChaCha20-Poly1305 nonce vulnerability (e56f2f7c-410e-11e9-b95c-b499baebfeaf)

The OpenSSL project reports : Low: ChaCha20-Poly1305 with long nonces CVE-2019-1543 ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value IV should be 96 bits 12 bytes. OpenSSL allows a variable nonce length...

Internet Bug Bounty: ChaCha20-Poly1305 with long nonces

This report relates to CVE-2019-1543, https://www.openssl.org/news/secadv/20190306.txt, which I reported to the OpenSSL maintainers a few days ago. OpenSSL accepts nonces for the AEAD cipher ChaCha20-Poly1305 of up to 16-bytes. This support is advertised in the OpenSSL documentation and via the...

UBUNTU-CVE-2019-1543

ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value IV should be 96 bits 12 bytes. OpenSSL allows a variable nonce length and front pads the nonce with 0 bytes if it is less than 12 bytes. However it also...

Design/Logic Flaw

ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value IV should be 96 bits 12 bytes. OpenSSL allows a variable nonce length and front pads the nonce with 0 bytes if it is less than 12 bytes. However it also...

CVE-2019-1543

ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value IV should be 96 bits 12 bytes. OpenSSL allows a variable nonce length and front pads the nonce with 0 bytes if it is less than 12 bytes. However it also...

CVE-2019-1543

ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value IV should be 96 bits 12 bytes. OpenSSL allows a variable nonce length and front pads the nonce with 0 bytes if it is less than 12 bytes. However it also...

CVE-2019-1543

ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value IV should be 96 bits 12 bytes. OpenSSL allows a variable nonce length and front pads the nonce with 0 bytes if it is less than 12 bytes. However it also...

ALPINE-CVE-2019-1543

ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value IV should be 96 bits 12 bytes. OpenSSL allows a variable nonce length and front pads the nonce with 0 bytes if it is less than 12 bytes. However it also...

DEBIAN-CVE-2019-1543

ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value IV should be 96 bits 12 bytes. OpenSSL allows a variable nonce length and front pads the nonce with 0 bytes if it is less than 12 bytes. However it also...

CVE-2019-1543

ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value IV should be 96 bits 12 bytes. OpenSSL allows a variable nonce length and front pads the nonce with 0 bytes if it is less than 12 bytes. However it also...

CVE-2019-1543 ChaCha20-Poly1305 with long nonces

ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value IV should be 96 bits 12 bytes. OpenSSL allows a variable nonce length and front pads the nonce with 0 bytes if it is less than 12 bytes. However it also...