CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.3 | $0-$5k | 0.00 |
A vulnerability was found in GNU libiberty 2.22. It has been classified as critical. This affects the function _objalloc_alloc
of the file objalloc.c. The manipulation with an unknown input leads to a numeric error vulnerability. CWE is classifying the issue as CWE-189. This is going to have an impact on availability. The summary by CVE is:
Multiple integer overflows in the (1) _objalloc_alloc function in objalloc.c and (2) objalloc_alloc macro in include/objalloc.h in GNU libiberty, as used by binutils 2.22, allow remote attackers to cause a denial of service (crash) via vectors related to the "addition of CHUNK_HEADER_SIZE to the length," which triggers a heap-based buffer overflow.
The weakness was published 09/05/2012 by Sang Kil Cha (Website). The advisory is shared at gcc.gnu.org. This vulnerability is uniquely identified as CVE-2012-3509 since 06/14/2012. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.
The vulnerability scanner Nessus provides a plugin with the ID 76978 (Fedora 20 : sdcc-3.3.0-1.fc20 (2014-8510)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 195996 (Ubuntu Security Notification for Binutils Vulnerabilities (USN-2496-1)).
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 (78135) and Tenable (76978). Similar entries are available at 68110 and 73162.
Product
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: 5.3VulDB Meta Temp Score: 5.3
VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Numeric errorCWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Nessus ID: 76978
Nessus Name: Fedora 20 : sdcc-3.3.0-1.fc20 (2014-8510)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍
OpenVAS ID: 864892
OpenVAS Name: Fedora Update for insight FEDORA-2012-18300
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
06/14/2012 🔍08/29/2012 🔍
08/29/2012 🔍
09/05/2012 🔍
09/05/2012 🔍
12/02/2012 🔍
08/04/2014 🔍
03/23/2015 🔍
12/13/2021 🔍
Sources
Vendor: gnu.orgAdvisory: USN-2496-1
Researcher: Sang Kil Cha
Status: Not defined
CVE: CVE-2012-3509 (🔍)
X-Force: 78135
Vulnerability Center: 37469 - GNU libiberty As Used in Binutils 2.22 Multiple Integer Overflows Allow Remote DoS, Medium
SecurityFocus: 55281 - GNU libiberty '_objalloc_alloc()' Function CVE-2012-3509 Remote Integer Overflow Vulnerability
See also: 🔍
Entry
Created: 03/23/2015 16:50Updated: 12/13/2021 08:07
Changes: 03/23/2015 16:50 (67), 04/22/2017 09:12 (5), 12/13/2021 08:01 (3), 12/13/2021 08:07 (1)
Complete: 🔍
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