Nginx NJS 0.7.7/8.h src/njs_utf8.h njs_utf8_next memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.5 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, was found in Nginx NJS 0.7.7/8.h (Web Server). Affected is the function njs_utf8_next
of the file src/njs_utf8.h. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
Nginx NJS v0.7.7 was discovered to contain a segmentation violation via njs_utf8_next at src/njs_utf8.h
The weakness was presented 09/15/2022 as 569. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2022-38890 since 08/29/2022. There are known technical details, but no exploit is available.
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
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: 5.5VulDB 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: Memory corruptionCWE: 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
08/29/2022 🔍09/15/2022 🔍
09/15/2022 🔍
09/15/2022 🔍
Sources
Advisory: 569Status: Confirmed
CVE: CVE-2022-38890 (🔍)
Entry
Created: 09/15/2022 21:44Changes: 09/15/2022 21:44 (41)
Complete: 🔍
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