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HistoryAug 21, 2022 - 10:58 p.m.

[SECURITY] [DLA 3079-1] jetty9 security update

2022-08-2122:58:15
lists.debian.org
23
jetty9
debian 10 buster
security update
cve-2022-2047
cve-2022-2048
http/2
denial of service

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.3 High

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

51.1%


Debian LTS Advisory DLA-3079-1 [email protected]
https://www.debian.org/lts/security/ Markus Koschany
August 22, 2022 https://wiki.debian.org/LTS

Package : jetty9
Version : 9.4.16-0+deb10u2
CVE ID : CVE-2022-2047 CVE-2022-2048

Two security vulnerabilities were discovered in Jetty, a Java servlet engine
and webserver.

CVE-2022-2047

In Eclipse Jetty the parsing of the authority segment of an http scheme
URI, the Jetty HttpURI class improperly detects an invalid input as a
hostname. This can lead to failures in a Proxy scenario.

CVE-2022-2048

In Eclipse Jetty HTTP/2 server implementation, when encountering an invalid
HTTP/2 request, the error handling has a bug that can wind up not properly
cleaning up the active connections and associated resources. This can lead
to a Denial of Service scenario where there are no enough resources left to
process good requests.

For Debian 10 buster, these problems have been fixed in version
9.4.16-0+deb10u2.

We recommend that you upgrade your jetty9 packages.

For the detailed security status of jetty9 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/jetty9

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
Attachment:
signature.asc
Description: This is a digitally signed message part

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.3 High

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

51.1%