CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.1 | $0-$5k | 0.00 |
A vulnerability has been found in Digium Asterisk (Communications System) and classified as critical. This vulnerability affects the function unpacksms16
. 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 availability. CVE summarizes:
Buffer overflow in the unpacksms16 function in apps/app_sms.c in Asterisk Open Source 1.8.x before 1.8.24.1, 10.x before 10.12.4, and 11.x before 11.6.1; Asterisk with Digiumphones 10.x-digiumphones before 10.12.4-digiumphones; and Certified Asterisk 1.8.x before 1.8.15-cert4 and 11.x before 11.2-cert3 allows remote attackers to cause a denial of service (daemon crash) via a 16-bit SMS message with an odd number of bytes, which triggers an infinite loop.
The weakness was published 12/19/2013 (Website). The advisory is available at issues.asterisk.org. This vulnerability was named CVE-2013-7100 since 12/13/2013. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit.
The vulnerability scanner Nessus provides a plugin with the ID 71607 (Mandriva Linux Security Advisory : asterisk (MDVSA-2013:300)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks.
Upgrading to version 10.12.1 eliminates this vulnerability.
The vulnerability is also documented in the databases at X-Force (89825) and Tenable (71607). Similar entry is available at 11536.
Product
Type
Vendor
Name
Version
- 1.8.15
- 1.8.17.0
- 1.8.18.0
- 1.8.18.1
- 1.8.19.0
- 1.8.19.1
- 1.8.20.0
- 1.8.21.0
- 1.8.22.0
- 1.8.23.0
- 10.0.0
- 10.10.0
- 10.11.0
- 10.12.0
- 10.12.1
- 10.12.2
- 11.0.0
- 11.0.1
- 11.0.2
- 11.1.0
- 11.1.1
- 11.1.2
- 11.2.0
- 11.3.0
- 11.4.0
- 11.5.0
- 11.5.1
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: 5.1
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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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: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 71607
Nessus Name: Mandriva Linux Security Advisory : asterisk (MDVSA-2013:300)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍
OpenVAS ID: 702835
OpenVAS Name: Debian Security Advisory DSA 2835-1 (asterisk - buffer overflow
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Asterisk 10.12.1
Timeline
12/13/2013 🔍12/18/2013 🔍
12/19/2013 🔍
12/19/2013 🔍
12/23/2013 🔍
12/23/2013 🔍
01/06/2014 🔍
03/24/2015 🔍
01/18/2022 🔍
Sources
Vendor: digium.comAdvisory: dsa-2835
Status: Not defined
Confirmation: 🔍
CVE: CVE-2013-7100 (🔍)
OVAL: 🔍
X-Force: 89825
SecurityTracker: 1029499
Vulnerability Center: 42696 - Asterisk Open Source, Asterisk with Digiumphones and Certified Asterisk Remote DoS via 16-bit SMS Message, Medium
SecurityFocus: 64364
Secunia: 56294 - Debian update for asterisk, Moderately Critical
OSVDB: 101100
See also: 🔍
Entry
Created: 03/24/2015 15:54Updated: 01/18/2022 08:13
Changes: 03/24/2015 15:54 (69), 05/18/2017 17:14 (6), 01/18/2022 08:09 (4), 01/18/2022 08:12 (1), 01/18/2022 08:13 (1)
Complete: 🔍
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