SELA up to 20200412 frame_decoder.c process null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.5$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in SELA up to 20200412. The affected element is the function frame::FrameDecoder::process of the file frame_decoder.c. Executing a manipulation can lead to null pointer dereference. This vulnerability is handled as CVE-2021-39548. There is not any exploit available.

Detailsinfo

A vulnerability has been found in SELA up to 20200412 and classified as problematic. This vulnerability affects the function frame::FrameDecoder::process of the file frame_decoder.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability.

The weakness was released 09/21/2021 as 28. The advisory is available at github.com. This vulnerability was named CVE-2021-39548 since 08/23/2021. Technical details are known, but there is no available exploit.

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

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Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.5
VulDB Meta Temp Score: 4.5

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/23/2021 🔍
09/21/2021 +29 days 🔍
09/21/2021 +0 days 🔍
09/30/2021 +9 days 🔍

Sourcesinfo

Advisory: 28
Status: Confirmed

CVE: CVE-2021-39548 (🔍)
GCVE (CVE): GCVE-0-2021-39548
GCVE (VulDB): GCVE-100-183046

Entryinfo

Created: 09/21/2021 09:47
Updated: 09/30/2021 08:09
Changes: 09/21/2021 09:47 (38), 09/30/2021 08:03 (1), 09/30/2021 08:09 (18)
Complete: 🔍
Cache ID: 216::103

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