Detections
Analytics

GLSA-202012-23 : Apache Tomcat: Information disclosure

high Nessus Plugin ID 144614

Language:

Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-202012-23 (Apache Tomcat: Information disclosure)

 It was discovered that Apache Tomcat could re-use an HTTP request header value from the previous stream received on an HTTP/2 connection for the request associated with the subsequent stream.
 Impact :

 A remote attacker, by sending well-timed HTTP/2 requests, could possibly obtain sensitive information.
 Workaround :

 Disable HTTP/2 support.

Solution

All Apache Tomcat 8.5.x users should upgrade to the latest version:
 # emerge --sync # emerge --ask --oneshot --verbose '>=www-servers/tomcat-8.5.60:8.5' All Apache Tomcat 9.x users should upgrade to the latest version:
 # emerge --sync # emerge --ask --oneshot --verbose '>=www-servers/tomcat-9.0.40:9'

See Also

https://security.gentoo.org/glsa/202012-23

Plugin Details

Severity: High

ID: 144614

File Name: gentoo_GLSA-202012-23.nasl

Version: 1.6

Type: local

Published: 12/28/2020

Updated: 12/8/2022

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS Score Source: CVE-2020-17527

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:tomcat, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Ease: No known exploits are available

Patch Publication Date: 12/24/2020

Vulnerability Publication Date: 12/3/2020

Reference Information

CVE: CVE-2020-17527

GLSA: 202012-23

IAVA: 2020-A-0570-S