CVE-2011-4407

Severity Score

4.3

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

ppa.py in Software Properties before 0.81.13.3 does not validate the server certificate when downloading PPA GPG key fingerprints, which allows man-in-the-middle (MITM) attackers to spoof GPG keys for a package repository.

ppa.py en Software Properties anterior a 0.81.13.3 no valida el certificado de servidor cuando descarga huellas dactilares de claves GPG PPA, lo que permite a atacantes man-in-the-middle (MITM) falsificar claves GPG para un repositorio de paquete.

*Credits: N/A

CVSS Scores

NISTv2 4.3

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2011-11-07 CVE Reserved
2012-02-01 CVE Published
2023-03-08 EPSS Updated
2024-08-07 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation

CAPEC

References (2)

URL	Tag	Source
https://bugs.launchpad.net/ubuntu/%2Bsource/software-properties/%2Bbug/915210	X_refsource_confirm

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://www.ubuntu.com/usn/USN-1352-1	2014-05-14

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Canonical Search vendor "Canonical"		Software-properties Search vendor "Canonical" for product "Software-properties"				<= 0.81.13.1 Search vendor "Canonical" for product "Software-properties" and version " <= 0.81.13.1"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				10.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "10.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				10.10 Search vendor "Canonical" for product "Ubuntu Linux" and version "10.10"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				11.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "11.04"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				11.10 Search vendor "Canonical" for product "Ubuntu Linux" and version "11.10"		-		Affected