CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.7 | $0-$5k | 0.00 |
A vulnerability was found in Sentex jhead up to 2.84. It has been declared as problematic. Affected by this vulnerability is an unknown function of the file jhead.c. The manipulation with an unknown input leads to a link following vulnerability. The CWE definition for the vulnerability is CWE-59. The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:
jhead.c in Matthias Wandel jhead 2.84 and earlier allows local users to overwrite arbitrary files via a symlink attack on a temporary file.
The bug was discovered 10/15/2008. The weakness was released 10/21/2008 (Website). It is possible to read the advisory at bugs.launchpad.net. This vulnerability is known as CVE-2008-4639 since 10/21/2008. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.
The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 35346 (GLSA-200901-02 : JHead: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165638 (SUSE Enterprise Linux Security Update (SUSE-SR:2009:001)).
Upgrading eliminates this vulnerability. A possible mitigation has been published 3 months after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (46091) and Tenable (35346). Entries connected to this vulnerability are available at 45619, 45239, 45178 and 44655.
Product
Vendor
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
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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: 🔍
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VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Link followingCWE: CWE-59
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: 35346
Nessus Name: GLSA-200901-02 : JHead: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 63153
OpenVAS Name: Gentoo Security Advisory GLSA 200901-02 (jhead)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
10/15/2008 🔍10/15/2008 🔍
10/21/2008 🔍
10/21/2008 🔍
10/21/2008 🔍
01/11/2009 🔍
01/12/2009 🔍
01/12/2009 🔍
03/17/2015 🔍
08/23/2019 🔍
Sources
Advisory: bugs.launchpad.netStatus: Not defined
Confirmation: 🔍
CVE: CVE-2008-4639 (🔍)
X-Force: 46091
Vulnerability Center: 20470 - Matthias Wandel Jhead < 2.84 Local Arbitrary Files Overwrite Vulnerability via Symlink Attack, Medium
OSVDB: 49452 - CVE-2008-4639 - jHead - Insecure Temporary File Creation Issue
See also: 🔍
Entry
Created: 03/17/2015 16:11Updated: 08/23/2019 17:00
Changes: 03/17/2015 16:11 (69), 08/23/2019 17:00 (7)
Complete: 🔍
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