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Sources : US Cert, Cert EU, Cert FR, Cnil, VulDB.

dimanche 10 février 2019

Live555 0.95 Content-Length Header handleRequestBytes HTTP Header memory corruption

A vulnerability classified as critical has been found in Live555 0.95. Affected is the function handleRequestBytes of the component Content-Length Header Handler. The manipulation as part of a HTTP Header leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In Live555 0.95, there is a buffer overflow via a large integer in a Content-Length HTTP header because handleRequestBytes has an unrestricted memmove.

The weakness was disclosed 02/11/2019. This vulnerability is traded as CVE-2019-7733 since 02/11/2019. 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 02/12/2019).

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

The entries 130751 are pretty similar.

CPE

CVSSv3

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: 🔍

CVSSv2

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploiting

Class: Memory corruption (CWE-119)
Local: Yes
Remote: No

Availability: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligence

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Actions: 🔍

Countermeasures

Recommended: no mitigation known
0-Day Time: 🔒

Timeline

02/11/2019 Advisory disclosed
02/11/2019 VulDB entry created
02/11/2019 CVE assigned
02/12/2019 VulDB last update

Sources

CVE: CVE-2019-7733 (🔒)
See also: 🔒

Entry

Created: 02/12/2019
Complete: 🔍

Lien vers l'article source

Auteur: VulDB

Catégories: VulDBNombre de vues: 214

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