CVE-2020-13777

gnutls: The gnutls packages provide the GNU Transport Layer Security (GnuTLS) library, which implements cryptographic algorit...

CVE-2020-13777 is fixed in 11 products on 1 platform, first by gnutls-bin 3.6.13-2ubuntu1.1, released June 4, 2020. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.4
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.2246
97th percentile

The gnutls packages provide the GNU Transport Layer Security (GnuTLS) library, which implements cryptographic algorithms and protocols such as SSL, TLS, and DTLS. Security Fix(es): * gnutls: session resumption works without master key allowing MITM (CVE-2020-13777) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Where it's fixed

ProductFixed inFixReleased
Linux
gnutls · RHEL 8 0:3.6.8-11.el8_2 RHSA-2020:2637 Jun 22, 2020
gnutls · ol 8 0:3.6.8-11.el8_2 ELSA-2020-2637 Jun 22, 2020
gnutls-bin · Ubuntu 20.04 LTS (focal) 3.6.13-2ubuntu1.1 gnutls-bin 3.6.13-2ubuntu1.1 Jun 4, 2020
gnutls-c++ · RHEL 8 0:3.6.8-11.el8_2 RHSA-2020:2637 Jun 22, 2020
gnutls-c++ · ol 8 0:3.6.8-11.el8_2 ELSA-2020-2637 Jun 22, 2020
gnutls-dane · RHEL 8 0:3.6.8-11.el8_2 RHSA-2020:2637 Jun 22, 2020
gnutls-dane · ol 8 0:3.6.8-11.el8_2 ELSA-2020-2637 Jun 22, 2020
gnutls-devel · RHEL 8 0:3.6.8-11.el8_2 RHSA-2020:2637 Jun 22, 2020
gnutls-devel · ol 8 0:3.6.8-11.el8_2 ELSA-2020-2637 Jun 22, 2020
gnutls-utils · RHEL 8 0:3.6.8-11.el8_2 RHSA-2020:2637 Jun 22, 2020
gnutls-utils · ol 8 0:3.6.8-11.el8_2 ELSA-2020-2637 Jun 22, 2020
guile-gnutls · Ubuntu 20.04 LTS (focal) 3.6.13-2ubuntu1.1 guile-gnutls 3.6.13-2ubuntu1.1 Jun 4, 2020
libgnutls-dane0 · Ubuntu 20.04 LTS (focal) 3.6.13-2ubuntu1.1 libgnutls-dane0 3.6.13-2ubuntu1.1 Jun 4, 2020
libgnutls-openssl27 · Ubuntu 20.04 LTS (focal) 3.6.13-2ubuntu1.1 libgnutls-openssl27 3.6.13-2ubuntu1.1 Jun 4, 2020
libgnutls30 · Ubuntu 20.04 LTS (focal) 3.6.13-2ubuntu1.1 libgnutls30 3.6.13-2ubuntu1.1 Jun 4, 2020
libgnutlsxx28 · Ubuntu 20.04 LTS (focal) 3.6.13-2ubuntu1.1 libgnutlsxx28 3.6.13-2ubuntu1.1 Jun 4, 2020

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