CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
9.4 | $0-$5k | 0.00 |
A vulnerability was found in Stunnel 3.3/3.4a/3.7/3.8. It has been classified as very critical. This affects an unknown functionality of the component ident Username Handler. The manipulation with an unknown input leads to a format string vulnerability. CWE is classifying the issue as CWE-134. The product uses a function that accepts a format string as an argument, but the format string originates from an external source. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:
Format string vulnerability in stunnel 3.8 and earlier allows attackers to execute arbitrary commands via a malformed ident username.
The weakness was published 02/12/2001 (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2001-0060. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/10/2019).
Upgrading to version 3.9 eliminates this vulnerability.
The vulnerability is also documented in the vulnerability database at X-Force (5807).
Product
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: 9.8VulDB Meta Temp Score: 9.4
VulDB Base Score: 9.8
VulDB Temp Score: 9.4
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: Format stringCWE: CWE-134 / CWE-119
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 |
OpenVAS ID: 53773
OpenVAS Name: Debian Security Advisory DSA 009-1 (stunnel)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Stunnel 3.9
McAfee IPS: 🔍
McAfee IPS Version: 🔍
Timeline
12/18/2000 🔍02/12/2001 🔍
02/12/2001 🔍
02/12/2001 🔍
07/13/2003 🔍
07/03/2014 🔍
05/10/2019 🔍
Sources
Advisory: securityfocus.com⛔Status: Not defined
CVE: CVE-2001-0060 (🔍)
X-Force: 5807
Vulnerability Center: 1414 - Stunnel < 3.8 Allows Arbitrary Command Execution via Malformed ident Username, High
SecurityFocus: 2128 - Stunnel Local Arbitrary Command Execution Vulnerability
Entry
Created: 07/03/2014 10:44Updated: 05/10/2019 17:04
Changes: 07/03/2014 10:44 (59), 05/10/2019 17:04 (5)
Complete: 🔍
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