CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.4 | $0-$5k | 0.00 |
A vulnerability classified as critical has been found in Samba (File Transfer Software). Affected is an unknown code of the component REG Files Handler. The manipulation with an unknown input leads to a race condition vulnerability. CWE is classifying the issue as CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
The code for writing reg files in Samba before 2.2.8 allows local users to overwrite arbitrary files via a race condition involving chown.
The bug was discovered 03/15/2003. The weakness was presented 03/15/2003 by Sebastian Krahmer with SuSE.de (Website). The advisory is available at de.samba.org. This vulnerability is traded as CVE-2003-0086 since 02/10/2003. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.
As 0-day the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 11398 (Samba < 2.2.8 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gain a shell remotely and running in the context r.
Upgrading to version 2.2.8 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at download.samba.org. The best possible mitigation is suggested to be upgrading to the latest version. Attack attempts may be identified with Snort ID 539.
The vulnerability is also documented in the databases at X-Force (11551) and Tenable (11398). See VDB-17 for similar entry.
Product
Type
Name
Version
- 2.0.0
- 2.0.1
- 2.0.2
- 2.0.3
- 2.0.4
- 2.0.5
- 2.0.6
- 2.0.7
- 2.0.8
- 2.0.9
- 2.0.10
- 2.2.0
- 2.2.0a
- 2.2.1a
- 2.2.2
- 2.2.3
- 2.2.3a
- 2.2.4
- 2.2.5
- 2.2.6
- 2.2.7
- 2.2.7a
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.6VulDB Meta Temp Score: 5.4
VulDB Base Score: 5.6
VulDB Temp Score: 5.4
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: Race conditionCWE: CWE-362
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 |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 11398
Nessus Name: Samba < 2.2.8 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 53860
OpenVAS Name: Debian Security Advisory DSA 262-1 (samba)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Samba 2.2.8
Patch: download.samba.org
Snort ID: 539
Timeline
02/10/2003 🔍03/15/2003 🔍
03/15/2003 🔍
03/15/2003 🔍
03/15/2003 🔍
03/15/2003 🔍
03/31/2003 🔍
03/31/2003 🔍
04/09/2004 🔍
08/03/2004 🔍
06/25/2019 🔍
Sources
Product: samba.orgAdvisory: de.samba.org
Researcher: Sebastian Krahmer
Organization: SuSE.de
Status: Not defined
CVE: CVE-2003-0086 (🔍)
OVAL: 🔍
X-Force: 11551
Vulnerability Center: 4949 - Samba 2.0.x - 2.2.7a Allows Overwriting of Arbitrary Files via Race Condition, Low
SecurityFocus: 7107 - Samba REG File Writing Race Condition Vulnerability
Secunia: 8299
OSVDB: 12642 - Samba .reg File Race Condition Arbitrary File Overwrite
See also: 🔍
Entry
Created: 03/15/2003 01:00Updated: 06/25/2019 17:54
Changes: 03/15/2003 01:00 (89), 06/25/2019 17:54 (2)
Complete: 🔍
Cache ID: 3:BDE:103
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