PoDoFo 0.9.7 PDF File Clear use after free

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in PoDoFo 0.9.7. The affected element is the function PoDoFo::PdfVecObjects::Clear of the component PDF File Handler. Such manipulation leads to use after free. This vulnerability is referenced as CVE-2021-30469. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in PoDoFo 0.9.7 (Document Reader Software). It has been rated as problematic. Affected by this issue is the function PoDoFo::PdfVecObjects::Clear of the component PDF File Handler. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is availability.

The weakness was published 05/27/2021. The advisory is shared for download at bugzilla.redhat.com. This vulnerability is handled as CVE-2021-30469. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

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

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/08/2021 🔍
05/27/2021 +49 days 🔍
05/27/2021 +0 days 🔍
05/30/2021 +3 days 🔍

Sourcesinfo

Advisory: bugzilla.redhat.com
Status: Not defined

CVE: CVE-2021-30469 (🔍)
GCVE (CVE): GCVE-0-2021-30469
GCVE (VulDB): GCVE-100-175940

Entryinfo

Created: 05/27/2021 11:19
Updated: 05/30/2021 09:17
Changes: 05/27/2021 11:19 (37), 05/30/2021 09:17 (2)
Complete: 🔍
Cache ID: 216::103

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