Libmobi 0.3 encryption.c mobi_pk1_decrypt memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Libmobi 0.3 and classified as critical. This affects the function mobi_pk1_decrypt of the file encryption.c. Executing a manipulation can lead to memory corruption. The identification of this vulnerability is CVE-2018-11724. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in Libmobi 0.3 and classified as critical. This vulnerability affects the function mobi_pk1_decrypt of the file encryption.c. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The mobi_pk1_decrypt function in encryption.c in Libmobi 0.3 allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted mobi file.

The bug was discovered 06/06/2018. The weakness was shared 06/19/2018 as not defined mailinglist post (Full-Disclosure). The advisory is shared for download at seclists.org. This vulnerability was named CVE-2018-11724 since 06/05/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 13 days. During that time the estimated underground price was around $0-$5k.

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

The entries VDB-119705 and VDB-119706 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 8.0

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

NVD Base Score: 8.8
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: Memory corruption
CWE: 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

06/05/2018 🔍
06/06/2018 +1 days 🔍
06/19/2018 +12 days 🔍
06/19/2018 +0 days 🔍
06/20/2018 +1 days 🔍
03/28/2023 +1742 days 🔍

Sourcesinfo

Advisory: 148114
Status: Not defined

CVE: CVE-2018-11724 (🔍)
GCVE (CVE): GCVE-0-2018-11724
GCVE (VulDB): GCVE-100-119704
See also: 🔍

Entryinfo

Created: 06/20/2018 13:32
Updated: 03/28/2023 09:04
Changes: 06/20/2018 13:32 (58), 02/20/2020 15:18 (1), 03/28/2023 09:04 (3)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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