CVE-2016-1939

Ubuntu Security Notice USN-2880-2

Severity Score

5.3

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Mozilla Firefox before 44.0 stores cookies with names containing vertical tab characters, which allows remote attackers to obtain sensitive information by reading HTTP Cookie headers. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-7208.

Mozilla Firefox en versiones anteriores a 44.0 almacena cookies con nombres que contienen caracteres de tabulación verticales, lo que permite a atacantes remotos obtener información sensible mediante la lectura de cabeceras HTTP Cookie. NOTA: esta vulnerabilidad existe debido a una solución incompleta para CVE-2015-7208.

Bob Clary, Christian Holler, Nils Ohlmeier, Gary Kwong, Jesse Ruderman, Carsten Book, Randell Jesup, Nicolas Pierron, Eric Rescorla, Tyson Smith, and Gabor Krizsanits discovered multiple memory safety issues in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via application crash, or execute arbitrary code with the privileges of the user invoking Firefox. Gustavo Grieco discovered an out-of-memory crash when loading GIF images in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could exploit this to cause a denial of service. Various other issues were also addressed.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2016-01-20 CVE Reserved
2016-01-27 CVE Published
2024-08-05 CVE Updated
2024-12-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

CAPEC

References (8)

URL	Tag	Source
http://www.securitytracker.com/id/1034825	Vdb Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1233784	X_refsource_confirm

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00001.html	2018-10-30
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00002.html	2018-10-30
http://www.mozilla.org/security/announce/2016/mfsa2016-04.html	2018-10-30
http://www.ubuntu.com/usn/USN-2880-1	2018-10-30
http://www.ubuntu.com/usn/USN-2880-2	2018-10-30
https://security.gentoo.org/glsa/201605-06	2018-10-30

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Opensuse Search vendor "Opensuse"		Leap Search vendor "Opensuse" for product "Leap"				42.1 Search vendor "Opensuse" for product "Leap" and version "42.1"		-		Affected
Opensuse Search vendor "Opensuse"		Opensuse Search vendor "Opensuse" for product "Opensuse"				13.1 Search vendor "Opensuse" for product "Opensuse" and version "13.1"		-		Affected
Opensuse Search vendor "Opensuse"		Opensuse Search vendor "Opensuse" for product "Opensuse"				13.2 Search vendor "Opensuse" for product "Opensuse" and version "13.2"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Search vendor "Mozilla" for product "Firefox"				<= 43.0.4 Search vendor "Mozilla" for product "Firefox" and version " <= 43.0.4"		-		Affected