Tumblr 3.4.0 on iOS Credential Transmission credentials management
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.6 | $0-$5k | 0.00 |
A vulnerability was found in Tumblr 3.4.0 on iOS (iOS App Software). It has been rated as problematic. This issue affects some unknown functionality of the component Credential Transmission. The manipulation with an unknown input leads to a credentials management vulnerability. Using CWE to declare the problem leads to CWE-255. Impacted is confidentiality. The summary by CVE is:
The Yahoo! Tumblr app before 3.4.1 for iOS sends cleartext credentials, which allows remote attackers to obtain sensitive information by sniffing the network.
The weakness was disclosed 07/16/2013 as confirmed advisory (Website). The advisory is shared at staff.tumblr.com. The identification of this vulnerability is CVE-2013-4873 since 07/18/2013. 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 T1552 for this issue.
Upgrading to version 3.4.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:
To block the ability to run scripts within the GroupWise client for Windows, administrators will need to update their GroupWise clients to version 8.0.3 Hot Patch 3 (or later) or 2012 Support Pack 2 (or later) AND do the following steps: 1. Create a new DWORD (32-bit) registry value under HKEY_CURRENT_USER\Software\Novell\GroupWise\Client\Setup\ 2. Enter "HTMLScriptsBlocked" (minus the quotes) in the "Value name" field 3. Enter "1" (minus the quotes) in the "Value data" field" 4. Click OK to save the new DWORD value Administrators can push out that registry setting to their Windows workstation using Novell ZENworks Configuration Management or another workstation-management utility.
The vulnerability is also documented in the vulnerability database at X-Force (85823). newyorker.com is providing further details.
Product
Type
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 4.6
VulDB Base Score: 5.3
VulDB Temp Score: 4.6
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: Credentials managementCWE: CWE-255
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Unproven
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: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: Tumblr 3.4.1
Timeline
07/16/2013 🔍07/16/2013 🔍
07/18/2013 🔍
07/18/2013 🔍
07/18/2013 🔍
07/18/2013 🔍
07/19/2013 🔍
05/07/2018 🔍
Sources
Advisory: staff.tumblr.comStatus: Confirmed
Confirmation: 🔍
CVE: CVE-2013-4873 (🔍)
X-Force: 85823 - Tumblr for iOS unspecified information disclosure, Low Risk
SecurityFocus: 61323
Secunia: 54205 - Tumblr for iOS Password Disclosure Security Issue, Less Critical
OSVDB: 95374
Misc.: 🔍
Entry
Created: 07/19/2013 11:17Updated: 05/07/2018 09:11
Changes: 07/19/2013 11:17 (61), 05/07/2018 09:11 (7)
Complete: 🔍
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