Live555 prior 2019.02.27 parseAuthorizationHeader Malformed Header input validation

CVSS Meta Temp Score
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CTI Interest Score
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9.6$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Live555. This affects the function parseAuthorizationHeader. This manipulation as part of Malformed Header causes input validation. This vulnerability is tracked as CVE-2019-9215. The attack is possible to be carried out remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Live555 and classified as very critical. Affected by this vulnerability is the function parseAuthorizationHeader. The manipulation as part of a Malformed Header leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In Live555 before 2019.02.27, malformed headers lead to invalid memory access in the parseAuthorizationHeader function.

The bug was discovered 02/27/2019. The weakness was disclosed 02/28/2019 (Website). It is possible to read the advisory at seclists.org. This vulnerability is known as CVE-2019-9215 since 02/27/2019. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/26/2023).

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176736 (Debian Security Update for liblivemedia (DSA 4408-1)).

Upgrading to version 2019.02.27 eliminates this vulnerability.

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Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.6

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Live555 2019.02.27

Timelineinfo

02/27/2019 🔍
02/27/2019 +0 days 🔍
02/28/2019 +1 days 🔍
03/01/2019 +1 days 🔍
07/26/2023 +1608 days 🔍

Sourcesinfo

Advisory: DLA 1720-1
Status: Confirmed

CVE: CVE-2019-9215 (🔍)
GCVE (CVE): GCVE-0-2019-9215
GCVE (VulDB): GCVE-100-131287

Entryinfo

Created: 03/01/2019 08:39
Updated: 07/26/2023 09:44
Changes: 03/01/2019 08:39 (57), 05/13/2020 14:09 (2), 07/26/2023 09:44 (4)
Complete: 🔍
Cache ID: 216::103

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