Dave Gamble cJSON Library up to 1.7.2 JSON Data double free
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.3 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, has been found in Dave Gamble cJSON Library up to 1.7.2 (Software Library). Affected by this issue is an unknown code. The manipulation as part of a JSON Data leads to a double free vulnerability. Using CWE to declare the problem leads to CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. Impacted is availability. CVE summarizes:
Dave Gamble cJSON version 1.7.2 and earlier contains a CWE-415: Double Free vulnerability in cJSON library that can result in Possible crash or RCE. This attack appear to be exploitable via Attacker must be able to force victim to print JSON data, depending on how cJSON library is used this could be either local or over a network. This vulnerability appears to have been fixed in 1.7.3.
The bug was discovered 02/07/2018. The weakness was published 08/20/2018 (GitHub Repository). The advisory is available at github.com. This vulnerability is handled as CVE-2018-1000216 since 08/20/2018. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available.
The vulnerability was handled as a non-public zero-day exploit for at least 194 days. During that time the estimated underground price was around $0-$5k.
Upgrading to version 1.7.3 eliminates this vulnerability.
Similar entries are available at 123051 and 123049.
Product
Type
Vendor
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: 6.5VulDB Meta Temp Score: 6.3
VulDB Base Score: 4.3
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
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 |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Double freeCWE: CWE-415 / CWE-119
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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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: cJSON Library 1.7.3
Timeline
02/07/2018 🔍08/20/2018 🔍
08/20/2018 🔍
08/20/2018 🔍
08/21/2018 🔍
05/02/2023 🔍
Sources
Advisory: 241Status: Not defined
Confirmation: 🔍
CVE: CVE-2018-1000216 (🔍)
See also: 🔍
Entry
Created: 08/21/2018 06:50Updated: 05/02/2023 15:05
Changes: 08/21/2018 06:50 (60), 03/16/2020 21:17 (2), 05/02/2023 15:05 (4)
Complete: 🔍
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