VDB-70271 · CVE-2014-4720 · Nessus 76286

Email::Address up to 1.898 on Perl denial of service

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.7	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Email::Address up to 1.898 on Perl. It has been classified as problematic. This vulnerability affects unknown code. The manipulation leads to denial of service. This vulnerability is documented as CVE-2014-4720. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Email::Address up to 1.898 on Perl. It has been rated as problematic. This issue affects an unknown code block. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

Email::Address module before 1.904 for Perl uses an inefficient regular expression, which allows remote attackers to cause a denial of service (CPU consumption) via vectors related to "backtracking into the phrase," a different vulnerability than CVE-2014-0477.

The weakness was released 07/06/2014 (GitHub Repository). It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2014-4720 since 07/03/2014. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 76286 (Debian DSA-2969-1 : libemail-address-perl - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks.

Upgrading to version 1.899 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (76286). Entry connected to this vulnerability is available at VDB-70267. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Email::Address

Version

1.898

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.7

VulDB Base Score: 5.3
VulDB Temp Score: 4.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Nessus ID: 76286
Nessus Name: Debian DSA-2969-1 : libemail-address-perl - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Email::Address 1.899

Timelineinfo

07/03/2014 🔍
07/06/2014 +3 days 🔍
07/06/2014 +0 days 🔍
03/26/2015 +263 days 🔍
03/24/2022 +2555 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2014-4720 (🔍)
GCVE (CVE): GCVE-0-2014-4720
GCVE (VulDB): GCVE-100-70271
SecurityFocus: 68084

See also: 🔍

Entryinfo

Created: 03/26/2015 12:07
Updated: 03/24/2022 13:06
Changes: 03/26/2015 12:07 (45), 06/01/2017 16:10 (2), 03/24/2022 12:58 (8), 03/24/2022 13:06 (2)
Complete: 🔍
Cache ID: 216:B7C:103