njs up to 0.3.1 nxt_utf8.c nxt_utf8_encode memory corruption

A vulnerability, which was classified as critical, was found in njs up to 0.3.1. Affected is the function nxt_utf8_encode of the file nxt_utf8.c. The manipulation with an unknown input leads to a memory corruption vulnerability (Heap-based). CWE is classifying the issue as CWE-122. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

njs through 0.3.1, used in NGINX, has a heap-based buffer overflow in nxt_utf8_encode in nxt_utf8.c.

The weakness was shared 05/20/2019. This vulnerability is traded as CVE-2019-12206 since 05/20/2019. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/20/2019).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The issues 135265 and 135266 are related to this entry.

Name

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: ≈5.5
VulDB Temp Score: ≈5.5
VulDB Vector: ?
VulDB Reliability: ?

VulDB Base Score: ?
VulDB Temp Score: ?
VulDB Reliability: ?
Class: Memory corruption / Heap-based (CWE-122)
Local: Yes
Remote: No

Availability: ?
Status: Not defined

Price Prediction: ?
Current Price Estimation: ?

Threat Intelligenceinfoedit

Threat: ?
Adversaries: ?
Geopolitics: ?
Economy: ?
Predictions: ?
Remediation: ?Recommended: no mitigation known
0-Day Time: ?05/20/2019 Advisory disclosed
05/20/2019 +0 days VulDB entry created
05/20/2019 +0 days CVE assigned
05/20/2019 +0 days VulDB last updateCVE: CVE-2019-12206 (?)
See also: ?Created: 05/20/2019 07:41 PM
Complete: ?

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