swftools up to 20200710 swfshape.c swf_GetShapeBoundingBox 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 has been found in swftools up to 20200710 and classified as problematic. Impacted is the function swf_GetShapeBoundingBox of the file swfshape.c. This manipulation causes null pointer dereference. This vulnerability is tracked as CVE-2021-39591. No exploit exists.

Detailsinfo

A vulnerability was found in swftools up to 20200710 (Programming Tool Software). It has been declared as problematic. Affected by this vulnerability is the function swf_GetShapeBoundingBox of the file swfshape.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 disclosed 09/21/2021 as 135. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2021-39591 since 08/23/2021. Technical details of the vulnerability 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.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 135
Status: Confirmed

CVE: CVE-2021-39591 (🔍)
GCVE (CVE): GCVE-0-2021-39591
GCVE (VulDB): GCVE-100-183067

Entryinfo

Created: 09/21/2021 09:54
Updated: 09/30/2021 10:11
Changes: 09/21/2021 09:54 (39), 09/30/2021 10:05 (1), 09/30/2021 10:11 (18)
Complete: 🔍
Cache ID: 216::103

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