Dropbox Lepton 1.2.1-185-g2a08b77 src/lepton/bitops.cc aligned_dealloc heap-based overflow
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.5 | $0-$5k | 0.00 |
A vulnerability has been found in Dropbox Lepton 1.2.1-185-g2a08b77 (Cloud Software) and classified as critical. This vulnerability affects the function aligned_dealloc
of the file src/lepton/bitops.cc. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was published 03/01/2022 as 154. The advisory is available at github.com. This vulnerability was named CVE-2022-26181 since 02/28/2022. Technical details are known, but there is no available exploit.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
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: 5.5VulDB Meta Temp Score: 5.5
VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Heap-based overflowCWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Partially
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
02/28/2022 🔍03/01/2022 🔍
03/01/2022 🔍
03/04/2022 🔍
Sources
Advisory: 154Status: Confirmed
CVE: CVE-2022-26181 (🔍)
Entry
Created: 03/01/2022 07:35Updated: 03/04/2022 07:33
Changes: 03/01/2022 07:35 (40), 03/04/2022 07:33 (1)
Complete: 🔍
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