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Debian DLA-2217-1 : tomcat7 security update

high Nessus Plugin ID 136833

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Synopsis

The remote Debian host is missing a security update.

Description

It was discovered that there was a potential remote code execution via deserialization in tomcat7, a server for HTTP and Java 'servlets'.

For Debian 8 'Jessie', this issue has been fixed in tomcat7 version 7.0.56-3+really7.0.100-1+deb8u1.

We recommend that you upgrade your tomcat7 packages.

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Upgrade the affected packages.

See Also

https://lists.debian.org/debian-lts-announce/2020/05/msg00020.html

https://packages.debian.org/source/jessie/tomcat7

Plugin Details

Severity: High

ID: 136833

File Name: debian_DLA-2217.nasl

Version: 1.9

Type: local

Agent: unix

Published: 5/26/2020

Updated: 3/12/2024

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 4.4

Temporal Score: 3.4

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

CVSS Score Source: CVE-2020-9484

CVSS v3

Risk Factor: High

Base Score: 7

Temporal Score: 6.3

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:libservlet3.0-java, p-cpe:/a:debian:debian_linux:libservlet3.0-java-doc, p-cpe:/a:debian:debian_linux:libtomcat7-java, p-cpe:/a:debian:debian_linux:tomcat7, p-cpe:/a:debian:debian_linux:tomcat7-admin, p-cpe:/a:debian:debian_linux:tomcat7-common, p-cpe:/a:debian:debian_linux:tomcat7-docs, p-cpe:/a:debian:debian_linux:tomcat7-examples, p-cpe:/a:debian:debian_linux:tomcat7-user, cpe:/o:debian:debian_linux:8.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/23/2020

Vulnerability Publication Date: 5/20/2020

Reference Information

CVE: CVE-2020-9484

IAVA: 2020-A-0225-S