| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 5.1 | $0-$5k | 0.00 |
Summary
A vulnerability marked as critical has been reported in Apache HTTP Server. Affected by this vulnerability is an unknown functionality of the component Log File Handler. This manipulation causes authentication spoofing. This vulnerability is registered as CVE-2001-1556. No exploit is available. This vulnerability is considered historic because of its background and reception. It is suggested to upgrade the affected component.
Details
A vulnerability classified as critical was found in Apache HTTP Server (Web Server) (the affected version is unknown). Affected by this vulnerability is an unknown code of the component Log File Handler. The manipulation with an unknown input leads to a authentication spoofing vulnerability. The CWE definition for the vulnerability is CWE-290. This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks. As an impact it is known to affect integrity. The summary by CVE is:
The log files in Apache web server contain information directly supplied by clients and does not filter or quote control characters, which could allow remote attackers to hide HTTP requests and spoof source IP addresses when logs are viewed with UNIX programs such as cat, tail, and grep.
The weakness was published 12/31/2001 (Website). It is possible to read the advisory at archives.neohapsis.com. This vulnerability is known as CVE-2001-1556 since 07/14/2005. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 04/11/2019). Due to its background and reception, this vulnerability has a historic impact.
Upgrading eliminates this vulnerability.
The vulnerability is also documented in the vulnerability database at X-Force (7363). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Product
Type
Vendor
Name
License
Website
- Vendor: https://www.apache.org/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 5.1
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: Authentication spoofingCWE: CWE-290 / CWE-287
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: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
12/31/2001 🔍12/31/2001 🔍
07/14/2005 🔍
07/11/2014 🔍
04/11/2019 🔍
Sources
Vendor: apache.orgAdvisory: archives.neohapsis.com
Status: Not defined
Confirmation: 🔍
CVE: CVE-2001-1556 (🔍)
GCVE (CVE): GCVE-0-2001-1556
GCVE (VulDB): GCVE-100-17875
X-Force: 7363
Entry
Created: 07/11/2014 13:31Updated: 04/11/2019 00:30
Changes: 07/11/2014 13:31 (47), 04/11/2019 00:30 (3)
Complete: 🔍
Cache ID: 216::103
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
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