CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.7 | $0-$5k | 0.00 |
A vulnerability was found in linux-ftpd 0.17 (File Transfer Software) and classified as problematic. This issue affects some unknown functionality. The manipulation with an unknown input leads to a local privilege escalation vulnerability. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
ftpd in linux-ftpd 0.17, and possibly other versions, performs a chdir before setting the UID, which allows local users to bypass intended access restrictions by redirecting their home directory to a restricted directory.
The bug was discovered 08/24/2006. The weakness was released 11/07/2006 by Paul Szabo (Website). The advisory is shared at lists.grok.org.uk. The identification of this vulnerability is CVE-2006-5778 since 11/07/2006. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.
The vulnerability was handled as a non-public zero-day exploit for at least 75 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 23703 (Debian DSA-1217-1 : linux-ftpd - programming error), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l.
Upgrading eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (30176) and Tenable (23703). Entry connected to this vulnerability is available at 33349.
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: 5.9VulDB Meta Temp Score: 5.7
VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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: Local Privilege EscalationCWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 23703
Nessus Name: Debian DSA-1217-1 : linux-ftpd - programming error
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍
OpenVAS ID: 57588
OpenVAS Name: Debian Security Advisory DSA 1217-1 (linux-ftpd)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
08/24/2006 🔍11/07/2006 🔍
11/07/2006 🔍
11/07/2006 🔍
11/07/2006 🔍
11/10/2006 🔍
11/20/2006 🔍
11/22/2006 🔍
11/23/2006 🔍
11/28/2006 🔍
03/12/2015 🔍
07/11/2019 🔍
Sources
Advisory: lists.grok.org.ukResearcher: Paul Szabo
Status: Not defined
Confirmation: 🔍
CVE: CVE-2006-5778 (🔍)
X-Force: 30176
Vulnerability Center: 13149 - Linux-ftpd 0.17 Allows Local Users to Bypass Intended Access Restrictions, Medium
SecurityFocus: 21000 - NetKit FTP Server ChDir Information Disclosure Vulnerability
Secunia: 22997 - Debian update for linux-ftpd, Less Critical
OSVDB: 30339 - NetKit - FTP Server - ChDir - Information Disclosure Issue
See also: 🔍
Entry
Created: 03/12/2015 22:21Updated: 07/11/2019 08:44
Changes: 03/12/2015 22:21 (77), 07/11/2019 08:44 (5)
Complete: 🔍
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