CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
3.6 | $0-$5k | 0.00 |
A vulnerability classified as problematic was found in NetBSD up to 2.0.2 (Operating System). Affected by this vulnerability is some unknown functionality of the file /tmp of the component XFree86. The manipulation with an unknown input leads to a symlink vulnerability. The CWE definition for the vulnerability is CWE-61. The product, when opening a file or directory, does not sufficiently account for when the file is a symbolic link that resolves to a target outside of the intended control sphere. This could allow an attacker to cause the product to operate on unauthorized files. As an impact it is known to affect integrity. The summary by CVE is:
imake in NetBSD before 2.0.3, NetBSD-current before 12 September 2005, certain versions of X.Org, and certain versions of XFree86 allows local users to overwrite arbitrary files via a symlink attack on the temporary file for the file.0 target, which is used for a pre-formatted manual page.
The weakness was shared 10/31/2005 by Jeremy C. Reed (Website). The advisory is shared at ftp.netbsd.org. This vulnerability is known as CVE-2005-4691 since 01/31/2006. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Technical details and also a exploit are known.
After immediately, there has been an exploit disclosed. It is declared as proof-of-concept.
Upgrading to version 2.0.3 eliminates this vulnerability.
The entries 1859 and 28092 are related to this item.
Product
Type
Name
Version
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: 4.0VulDB Meta Temp Score: 3.6
VulDB Base Score: 4.0
VulDB Temp Score: 3.6
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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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: SymlinkCWE: CWE-61 / CWE-59
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Status: Proof-of-Concept
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Exploit Delay Time: 🔍
Upgrade: NetBSD 2.0.3
Timeline
10/31/2005 🔍10/31/2005 🔍
11/01/2005 🔍
11/01/2005 🔍
11/10/2005 🔍
12/31/2005 🔍
01/31/2006 🔍
03/12/2015 🔍
07/16/2018 🔍
Sources
Advisory: ftp.netbsd.orgResearcher: Jeremy C. Reed
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2005-4691 (🔍)
SecurityTracker: 1015132
SecurityFocus: 15263 - NetBSD Insecure Temporary File Creation Vulnerability
OSVDB: 20731 - NetBSD imake file.0 Target Insecure /tmp File Creation
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍
Entry
Created: 03/12/2015 11:11Updated: 07/16/2018 09:20
Changes: 03/12/2015 11:11 (58), 07/16/2018 09:20 (7)
Complete: 🔍
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