GnuPG 2.x double free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in GnuPG 2.x. It has been classified as problematic. Affected is an unknown function. The manipulation leads to double free. No exploit exists.

Detailsinfo

A vulnerability was found in GnuPG 2.x. It has been rated as problematic. This issue affects an unknown code block. The manipulation with an unknown input leads to a double free vulnerability. Using CWE to declare the problem leads to CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. Impacted is availability.

The weakness was disclosed 01/01/2015 by Joshua Rogers as confirmed bug report (Bug Tracker). It is possible to read the advisory at bugs.debian.org. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

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

The vulnerability is also documented in the vulnerability database at SecurityTracker (ID 1031485†). The entries VDB-68506, VDB-68508 and VDB-68509 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Double free
CWE: CWE-415 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
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

01/01/2015 🔍
01/04/2015 +3 days 🔍
01/08/2015 +4 days 🔍
07/08/2017 +912 days 🔍

Sourcesinfo

Advisory: bugs.debian.org
Researcher: Joshua Rogers
Status: Confirmed

GCVE (VulDB): GCVE-100-68507
SecurityTracker: 1031485 - GnuPG Memory Corruption Flaws Have Unspecified Impact

See also: 🔍

Entryinfo

Created: 01/08/2015 16:22
Updated: 07/08/2017 14:18
Changes: 01/08/2015 16:22 (38), 07/08/2017 14:18 (4)
Complete: 🔍
Cache ID: 216::103

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

Discussion

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