Cisco VPN 500 Concentrator up to 6.0.21.0002 Radius Password missing encryption

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 5.3 | $0-$5k | 0.00 |
Summary
A vulnerability was found in Cisco VPN 500 Concentrator up to 6.0.21.0002. It has been declared as critical. This affects an unknown part of the component Radius. Executing a manipulation can lead to missing encryption (Password). The identification of this vulnerability is CVE-2002-0848. There is no exploit available.
Details
A vulnerability has been found in Cisco VPN 500 Concentrator up to 6.0.21.0002 (Network Encryption Software) and classified as critical. This vulnerability affects some unknown processing of the component Radius. The manipulation with an unknown input leads to a missing encryption vulnerability (Password). The CWE definition for the vulnerability is CWE-311. The product does not encrypt sensitive or critical information before storage or transmission. As an impact it is known to affect confidentiality. CVE summarizes:
Cisco VPN 5000 series concentrator hardware 6.0.21.0002 and earlier, and 5.2.23.0003 and earlier, when using RADIUS with a challenge type of Password Authentication Protocol (PAP) or Challenge, sends the user password in cleartext in a validation retry request, which could allow remote attackers to steal passwords via sniffing.
The bug was discovered 08/07/2002. The weakness was shared 08/12/2002 with Cisco (Website). The advisory is shared for download at cisco.com. This vulnerability was named CVE-2002-0848. The exploitation appears to be easy. 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 T1600.
The vulnerability was handled as a non-public zero-day exploit for at least 5 days. During that time the estimated underground price was around $5k-$25k.
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 X-Force (9781), SecurityFocus (BID 5417†), OSVDB (5066†) and Vulnerability Center (SBV-11233†). Once again VulDB remains the best source for vulnerability data.
Product
Type
Vendor
Name
Version
License
Website
- Vendor: https://www.cisco.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 5.3
VulDB Base Score: 5.3
VulDB Temp Score: 5.3
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
Name: PasswordClass: Missing encryption / Password
CWE: CWE-311 / CWE-310
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
08/07/2002 🔍08/07/2002 🔍
08/07/2002 🔍
08/12/2002 🔍
08/12/2002 🔍
04/25/2006 🔍
07/22/2014 🔍
06/17/2019 🔍
Sources
Vendor: cisco.comAdvisory: cisco.com
Organization: Cisco
Status: Not defined
CVE: CVE-2002-0848 (🔍)
GCVE (CVE): GCVE-0-2002-0848
GCVE (VulDB): GCVE-100-18724
X-Force: 9781
SecurityFocus: 5417 - Cisco VPN 5000 Concentrator Plaintext Password
OSVDB: 5066 - Cisco - VPN 5000 Concentrator - Plaintext Password Disclosure
Vulnerability Center: 11233 - [cisco-sa-20020807-vpn5k-radius-pap] Cisco VPN 5000 RADIUS Sends Password in Plaintext, Medium
Entry
Created: 07/23/2014 00:13Updated: 06/17/2019 06:13
Changes: 07/23/2014 00:13 (60), 06/17/2019 06:13 (3)
Complete: 🔍
Cache ID: 216::103
Once again VulDB remains the best source for vulnerability data.
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