CVE-2017-1000061

Publication date 17 July 2017

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

xmlsec 1.2.23 and before is vulnerable to XML External Entity Expansion when parsing crafted input documents, resulting in possible information disclosure or denial of service

From the Ubuntu Security Team

It was discovered that xmlsec incorrectly handled certain input documents. An attacker could possibly use this issue to obtain sensitive information or cause a denial of service.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
xmlsec1	22.10 kinetic	Not affected
	22.04 LTS jammy	Not affected
	21.10 impish	Not affected
	21.04 hirsute	Not affected
	20.10 groovy	Not affected
	20.04 LTS focal	Not affected
	19.10 eoan	Not affected
	19.04 disco	Not affected
	18.10 cosmic	Not affected
	18.04 LTS bionic	Not affected
	17.10 artful	Not affected
	17.04 zesty	Ignored end of life
	16.10 yakkety	Ignored end of life
	16.04 LTS xenial	Fixed 1.2.20-2ubuntu4+esm1 Ubuntu Pro
	14.04 LTS trusty	Fixed 1.2.18-2ubuntu1+esm1 Ubuntu Pro

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Notes

rodrigo-zaiden

for full protection, libxml2 should be patched against CVE-2016-9318. in a patched version of xmlsec1 tool, if needed, parsing external entities can be forced with --xxe option.

Severity score breakdown

Parameter	Value
Base score	7.1 · High
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity impact	None
Availability impact	High
Vector	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-5674-1
XML Security Library vulnerability
13 October 2022