CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.0 | $0-$5k | 0.00 |
A vulnerability has been found in GNU C Library 2.5 (Software Library) and classified as problematic. This vulnerability affects the function elf_machine_rel
. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.
The bug was discovered 09/04/2012. The weakness was disclosed 10/20/2013 by x90c as not defined mailinglist post (Full-Disclosure). The advisory is available at seclists.org. The vendor was not involved in the coordination of the public release. Local access is required to approach this attack. The requirement for exploitation is a single authentication. Technical details and also a public exploit are known.
A public exploit has been developed by x90c. It is possible to download the exploit at x90c.org. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 411 days. During that time the estimated underground price was around $0-$5k.
Upgrading to version 2.6 eliminates this vulnerability.
Product
Type
Vendor
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: 5.5VulDB Meta Temp Score: 5.0
VulDB Base Score: 5.5
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
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: 🔍
Exploiting
Class: Denial of serviceCWE: CWE-404
ATT&CK: Unknown
Local: Yes
Remote: No
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: x90c
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: C Library 2.6
Timeline
09/04/2012 🔍10/20/2013 🔍
10/20/2013 🔍
10/28/2013 🔍
06/07/2017 🔍
Sources
Vendor: gnu.orgAdvisory: seclists.org
Researcher: x90c
Status: Not defined
SecurityFocus: 63232 - GNU glibc 'elf_machine_rel()' Denial of Service Vulnerability
OSVDB: 98970
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 10/28/2013 12:02Updated: 06/07/2017 15:08
Changes: 10/28/2013 12:02 (48), 06/07/2017 15:08 (6)
Complete: 🔍
Committer:
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