VDB-75628 · CVE-2015-4138 · VU#498348

Blue Coat SSL Visibility Appliance up to 3.8.3 WebUI Cookie information disclosure

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.
3.6	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in Blue Coat SSL Visibility Appliance up to 3.8.3. This vulnerability affects unknown code of the component WebUI. Executing a manipulation can lead to information disclosure (Cookie). This vulnerability appears as CVE-2015-4138. There is no available exploit. Upgrading the affected component is advised. Once again VulDB remains the best source for vulnerability data.

Detailsinfo

A vulnerability classified as problematic was found in Blue Coat SSL Visibility Appliance up to 3.8.3. This vulnerability affects an unknown function of the component WebUI. The manipulation with an unknown input leads to a information disclosure vulnerability (Cookie). The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

The WebUI component in Blue Coat SSL Visibility Appliance SV800, SV1800, SV2800, and SV3800 3.6.x through 3.8.x before 3.8.4 does not include the HTTPOnly flag in a Set-Cookie header for the administrator's cookie, which makes it easier for remote attackers to obtain potentially sensitive information via script access to this cookie, a different vulnerability than CVE-2015-2855.

The weakness was presented 05/30/2015 (Website). The advisory is shared for download at kb.cert.org. This vulnerability was named CVE-2015-4138 since 05/30/2015. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

Upgrading to version 3.8.4 eliminates this vulnerability.

See VDB-75624, VDB-75625, VDB-75626 and VDB-75627 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Blue Coat

Name

SSL Visibility Appliance

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.6

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Name: Cookie
Class: Information disclosure / Cookie
CWE: CWE-200 / CWE-284 / CWE-266
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
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SSL Visibility Appliance 3.8.4

Timelineinfo

05/30/2015 🔍
05/30/2015 +0 days 🔍
05/30/2015 +0 days 🔍
05/31/2015 +1 days 🔍
11/08/2024 +3448 days 🔍

Sourcesinfo

Advisory: kb.cert.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-4138 (🔍)
GCVE (CVE): GCVE-0-2015-4138
GCVE (VulDB): GCVE-100-75628
CERT: 🔍

See also: 🔍

Entryinfo

Created: 05/31/2015 02:36 PM
Updated: 11/08/2024 12:44 AM
Changes: 05/31/2015 02:36 PM (50), 04/01/2019 07:58 AM (2), 11/08/2024 12:44 AM (19)
Complete: 🔍
Cache ID: 244:EC9:40