CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.9 | $0-$5k | 0.00 |
A vulnerability has been found in GNU tar (affected version unknown) and classified as critical. Affected by this vulnerability is the function safer_name_suffix
. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:
Buffer overflow in the safer_name_suffix function in GNU tar has unspecified attack vectors and impact, resulting in a "crashing stack."
The weakness was released 09/04/2007 (Website). The advisory is shared at secunia.com. This vulnerability is known as CVE-2007-4476 since 08/22/2007. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.
A public exploit has been developed in ANSI C. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 68011 (Oracle Linux 5 : cpio (ELSA-2010-0144)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 155681 (Oracle Enterprise Linux Update for tar (ELSA-2010-0141)).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The vulnerability is also documented in the databases at X-Force (36395) and Tenable (68011). Entries connected to this vulnerability are available at 38640 and 38538.
Product
Vendor
Name
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: 7.3VulDB Meta Temp Score: 6.9
VulDB Base Score: 7.3
VulDB Temp Score: 6.9
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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VulDB Base Score: 🔍
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NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
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Nessus ID: 68011
Nessus Name: Oracle Linux 5 : cpio (ELSA-2010-0144)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍
OpenVAS ID: 60070
OpenVAS Name: Debian Security Advisory DSA 1438-1 (tar)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
08/22/2007 🔍09/04/2007 🔍
09/04/2007 🔍
11/14/2007 🔍
11/14/2007 🔍
07/12/2013 🔍
03/16/2015 🔍
07/14/2015 🔍
07/21/2021 🔍
Sources
Vendor: gnu.orgAdvisory: secunia.com⛔
Status: Not defined
Confirmation: 🔍
CVE: CVE-2007-4476 (🔍)
OVAL: 🔍
X-Force: 36395
Vulnerability Center: 51148 - GNU Tar Buffer Overflow Allows Remote Attacker to Cause DoS, High
SecurityFocus: 26445 - GNU TAR and CPIO safer_name_suffix Remote Denial of Service Vulnerability
Secunia: 26674
Vupen: ADV-2010-0628
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍
Entry
Created: 03/16/2015 12:18Updated: 07/21/2021 19:09
Changes: 03/16/2015 12:18 (68), 07/12/2017 12:10 (9), 07/21/2021 19:09 (3)
Complete: 🔍
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