Nginx NJS 0.7.5 src/njs_djb_hash.c njs_djb_hash memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.5 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, has been found in Nginx NJS 0.7.5 (Web Server). This issue affects the function njs_djb_hash
of the file src/njs_djb_hash.c. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The software 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. The impact remains unknown. The summary by CVE is:
Nginx NJS v0.7.5 was discovered to contain a segmentation violation via njs_djb_hash at src/njs_djb_hash.c.
The weakness was shared 07/19/2022 as 540. The advisory is shared at github.com. The identification of this vulnerability is CVE-2022-34030 since 06/20/2022. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/06/2022).
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
CPE 2.3
CPE 2.2
CVSSv3
VulDB Meta Base Score: 6.5VulDB Meta Temp Score: 6.5
VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 7.5
NVD Vector: 🔒
CVSSv2
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
ATT&CK: Unknown
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
06/20/2022 CVE reserved07/19/2022 Advisory disclosed
07/19/2022 VulDB entry created
08/06/2022 VulDB last update
Sources
Advisory: 540Status: Confirmed
CVE: CVE-2022-34030 (🔒)
Entry
Created: 07/19/2022 09:59 AMUpdated: 08/06/2022 10:53 AM
Changes: (11) vulnerability_cvss3_meta_basescore vulnerability_cvss3_meta_tempscore vulnerability_cvss3_nvd_basescore vulnerability_cvss3_nvd_av vulnerability_cvss3_nvd_ac vulnerability_cvss3_nvd_pr vulnerability_cvss3_nvd_ui vulnerability_cvss3_nvd_s vulnerability_cvss3_nvd_c vulnerability_cvss3_nvd_i vulnerability_cvss3_nvd_a
Complete: 🔍
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