screen up to 3.9.9 on SuSE Linux /tmp/screens/ symlink

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.0$0-$5k0.00

Summaryinfo

A vulnerability has been found in screen up to 3.9.9 on SuSE Linux and classified as problematic. The impacted element is an unknown function of the file /tmp/screens/. The manipulation leads to symlink. This vulnerability is documented as CVE-2001-1012. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in screen up to 3.9.9 on SuSE Linux and classified as critical. This issue affects an unknown part of the file /tmp/screens/. The manipulation with an unknown input leads to a symlink vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Vulnerability in screen before 3.9.10, related to a multi-attach error, allows local users to gain root privileges when there is a subdirectory under /tmp/screens/.

The weakness was released 09/05/2001 (Website). The advisory is shared at novell.com. The identification of this vulnerability is CVE-2001-1012. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

Upgrading to version 3.9.10 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (7134). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.0

VulDB Base Score: 8.4
VulDB Temp Score: 8.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Symlink
CWE: CWE-61 / CWE-59
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: screen 3.9.10

Timelineinfo

09/05/2001 🔍
09/05/2001 +0 days 🔍
07/08/2014 +4689 days 🔍
04/08/2019 +1735 days 🔍

Sourcesinfo

Advisory: novell.com
Status: Not defined

CVE: CVE-2001-1012 (🔍)
GCVE (CVE): GCVE-0-2001-1012
GCVE (VulDB): GCVE-100-17321
X-Force: 7134 - SuSE Linux \

Entryinfo

Created: 07/08/2014 22:07
Updated: 04/08/2019 21:23
Changes: 07/08/2014 22:07 (39), 04/08/2019 21:23 (11)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to stay up to date on a daily basis?

Enable the mail alert feature now!