Symantec PGP Desktop/Encryption Desktop up to 10.3.2 Mail Compression cryptographic issue

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.
4.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Symantec PGP Desktop and Encryption Desktop up to 10.3.2. Affected by this vulnerability is an unknown functionality of the component Mail Compression Handler. The manipulation leads to cryptographic issue. This vulnerability is uniquely identified as CVE-2014-3436. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Symantec PGP Desktop and Encryption Desktop up to 10.3.2 and classified as problematic. This issue affects an unknown functionality of the component Mail Compression Handler. The manipulation with an unknown input leads to a cryptographic issue vulnerability. Using CWE to declare the problem leads to CWE-310. Impacted is availability.

The weakness was disclosed 08/21/2014 by Alexander Klink with n.runs as SYM14-014 as confirmed advisory (Website). The advisory is shared at symantec.com. The identification of this vulnerability is CVE-2014-3436 since 05/09/2014. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1600 for this issue. The advisory points out:

Certain encryption applications permit compression directly in the message body of an encrypted email file. Symantec Encryption Desktop will attempt decompression and decryption of these specifically formatted incoming email files without properly limiting maximum file size during the decompression process.

The vulnerability scanner Nessus provides a plugin with the ID 77406 (Symantec Encryption Desktop 10.x < 10.3.2 MP3 DoS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows.

Upgrading to version 10.3.2 MP3 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (95406), Tenable (77406), SecurityFocus (BID 69259†) and Vulnerability Center (SBV-45997†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cryptographic issue
CWE: CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 77406
Nessus Name: Symantec Encryption Desktop 10.x < 10.3.2 MP3 DoS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: PGP Desktop/Encryption Desktop 10.3.2 MP3

Timelineinfo

05/09/2014 🔍
08/21/2014 +104 days 🔍
08/21/2014 +0 days 🔍
08/21/2014 +0 days 🔍
08/21/2014 +0 days 🔍
08/22/2014 +1 days 🔍
08/27/2014 +5 days 🔍
09/04/2014 +8 days 🔍
02/11/2022 +2717 days 🔍

Sourcesinfo

Vendor: symantec.com

Advisory: SYM14-014
Researcher: Alexander Klink
Organization: n.runs
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-3436 (🔍)
GCVE (CVE): GCVE-0-2014-3436
GCVE (VulDB): GCVE-100-67397

IAVM: 🔍

X-Force: 95406 - Symantec Encryption Desktop encrypted email denial of service, Medium Risk
SecurityFocus: 69259 - Symantec Encryption Desktop CVE-2014-3436 Denial-of-Service Vulnerability
SecurityTracker: 1030761
Vulnerability Center: 45997 - Symantec Encryption Desktop Before 10.3.2 MP3 Remote DoS via a Crafted E-mail Message, Medium

Entryinfo

Created: 08/22/2014 10:19
Updated: 02/11/2022 01:23
Changes: 08/22/2014 10:19 (75), 06/05/2017 10:51 (1), 02/11/2022 01:16 (4), 02/11/2022 01:23 (1)
Complete: 🔍
Cache ID: 216:523:103

Discussion

No comments yet. Languages: en.

Please log in to comment.

Do you need the next level of professionalism?

Upgrade your account now!