Crypto++ 5.6.4 Pointer resource management

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Crypto++ 5.6.4. This affects an unknown part. This manipulation causes resource management (Pointer). This vulnerability is tracked as CVE-2016-7544. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Crypto++ 5.6.4. It has been declared as critical. Affected by this vulnerability is an unknown functionality. The manipulation with an unknown input leads to a resource management vulnerability (Pointer). The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Crypto++ 5.6.4 incorrectly uses Microsoft's stack-based _malloca and _freea functions. The library will request a block of memory to align a table in memory. If the table is later reallocated, then the wrong pointer could be freed.

The bug was discovered 01/30/2017. The weakness was disclosed 01/30/2017 (Website). It is possible to read the advisory at openwall.com. This vulnerability is known as CVE-2016-7544 since 09/09/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 277167 (Fedora Security Update for cryptopp (FEDORA-2018-a0a356fb68)).

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 SecurityFocus (BID 93164†). The entry VDB-91672 is pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Name: Pointer
Class: Resource management / Pointer
CWE: CWE-399 / CWE-404
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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OpenVAS ID: 855382
OpenVAS Name: Fedora Update for cryptopp FEDORA-2018-5a249b4214
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/09/2016 🔍
09/23/2016 +14 days 🔍
01/30/2017 +129 days 🔍
01/30/2017 +0 days 🔍
01/30/2017 +0 days 🔍
01/31/2017 +1 days 🔍
11/11/2022 +2110 days 🔍

Sourcesinfo

Advisory: 302
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-7544 (🔍)
GCVE (CVE): GCVE-0-2016-7544
GCVE (VulDB): GCVE-100-96307
SecurityFocus: 93164 - Crypto++ CVE-2016-7544 Denial of Service Vulnerability
OSVDB: - CVE-2016-7544 - libcrypto++ - Denial of Service Issue

See also: 🔍

Entryinfo

Created: 01/31/2017 09:53
Updated: 11/11/2022 09:38
Changes: 01/31/2017 09:53 (63), 08/07/2020 16:42 (6), 11/11/2022 09:38 (3)
Complete: 🔍
Cache ID: 216::103

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

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