Heap overflow with full parsing of HTTP respose in Rostelecom CS-C2SHW 5.0.082.1. AgentUpdater service has a self-written HTTP parser and builder. HTTP parser has a heap buffer overflow (OOB write). In default configuration camera parses responses only from HTTPS URLs from config file, so vulnerable code is unreachable and one more bug required to reach it.
History

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-01-25T20:26:41

Updated: 2024-08-04T16:18:44.445Z

Reserved: 2020-10-21T00:00:00

Link: CVE-2020-27539

cve-icon Vulnrichment

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cve-icon NVD

Status : Analyzed

Published: 2021-01-26T18:15:46.053

Modified: 2021-02-02T18:56:40.730

Link: CVE-2020-27539

cve-icon Redhat

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