Cisco TelePresence Video Communication Server X8.5.2 TFTP Session information disclosure

CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.3 | $0-$5k | 0.00 |
A vulnerability classified as critical was found in Cisco TelePresence Video Communication Server X8.5.2 (Unified Communication Software). This vulnerability affects some unknown functionality of the component TFTP Session Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. 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, integrity, and availability. CVE summarizes:
Cisco TelePresence Video Communication Server (VCS) Expressway X8.5.2 allows remote authenticated users to bypass intended access restrictions and read configuration files by leveraging the Mobile and Remote Access (MRA) role and establishing a TFTP session, aka Bug ID CSCuv78531.
The weakness was shared 08/26/2015 (Website). The advisory is shared for download at tools.cisco.com. This vulnerability was named CVE-2015-6261 since 08/17/2015. The attack can be initiated remotely. A single authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/13/2022). The MITRE ATT&CK project declares the attack technique as T1592.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The vulnerability is also documented in the databases at SecurityFocus (BID 76481†) and Vulnerability Center (SBV-54141†).
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.3VulDB Meta Temp Score: 6.3
VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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: 🔍
Exploiting
Class: Information disclosureCWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
08/17/2015 🔍08/25/2015 🔍
08/26/2015 🔍
08/26/2015 🔍
08/27/2015 🔍
11/03/2015 🔍
06/13/2022 🔍
Sources
Vendor: cisco.comAdvisory: tools.cisco.com
Status: Not defined
CVE: CVE-2015-6261 (🔍)
SecurityFocus: 76481
SecurityTracker: 1033379
Vulnerability Center: 54141 - Cisco TelePresence Video Communication Server X8.5 .2 Remote Information Disclosure in TFTP, Medium
Entry
Created: 08/27/2015 11:17 AMUpdated: 06/13/2022 03:05 PM
Changes: 08/27/2015 11:17 AM (46), 03/10/2018 11:06 AM (7), 06/13/2022 03:05 PM (3)
Complete: 🔍
Cache ID: 18:CA9:40
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