mDNSResponder up to 625.41.1 handle_regservice_request sizeof() on a pointer type
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
9.6 | $0-$5k | 0.00 |
A vulnerability classified as very critical has been found in mDNSResponder up to 625.41.1. This affects the function handle_regservice_request
. The manipulation with an unknown input leads to a use of sizeof() on a pointer type vulnerability. CWE is classifying the issue as CWE-467. The code calls sizeof() on a malloced pointer type, which always returns the wordsize/8. This can produce an unexpected result if the programmer intended to determine how much memory has been allocated. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:
The handle_regservice_request function in mDNSResponder before 625.41.2 allows remote attackers to execute arbitrary code or cause a denial of service (NULL pointer dereference) via unspecified vectors.
The weakness was shared 06/26/2016 (Website). It is possible to read the advisory at kb.cert.org. This vulnerability is uniquely identified as CVE-2015-7988. 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 of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/11/2024).
Upgrading to version 625.41.2 eliminates this vulnerability.
The entries VDB-88134, VDB-88135, VDB-88136 and VDB-88118 are related to this item.
Product
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 9.8VulDB Meta Temp Score: 9.6
VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 9.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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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 |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Use of sizeof() on a pointer typeCWE: CWE-467
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 |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
OpenVAS ID: 53397
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-01 October-15
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Upgrade: mDNSResponder 625.41.2
Timeline
10/27/2015 🔍06/25/2016 🔍
06/26/2016 🔍
06/27/2016 🔍
11/11/2024 🔍
Sources
Advisory: kb.cert.orgStatus: Confirmed
Confirmation: 🔍
CVE: CVE-2015-7988 (🔍)
CERT: 🔍
SecurityTracker: 1036181
See also: 🔍
Entry
Created: 06/27/2016 09:08 AMUpdated: 11/11/2024 05:27 PM
Changes: 06/27/2016 09:08 AM (51), 02/09/2019 11:18 AM (10), 08/24/2022 03:33 PM (5), 11/11/2024 05:27 PM (17)
Complete: 🔍
Cache ID: 18:19C:40
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