THULAC up to 2018-02-25 libthulac.so NGramFeature::find_bases memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in THULAC up to 2018-02-25. Affected by this issue is the function NGramFeature::find_bases of the file libthulac.so. Performing a manipulation results in memory corruption. This vulnerability is cataloged as CVE-2018-14564. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in THULAC up to 2018-02-25. This affects the function NGramFeature::find_bases of the file libthulac.so. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in libthulac.so in THULAC through 2018-02-25. A SEGV can occur in NGramFeature::find_bases in include/cb_ngram_feature.h.

The bug was discovered 07/17/2018. The weakness was shared 07/23/2018 (Website). It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2018-14564 since 07/23/2018. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 6 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-122080, VDB-122078 and VDB-122077 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

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

NVD Base Score: 9.8
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

07/17/2018 🔍
07/23/2018 +5 days 🔍
07/23/2018 +0 days 🔍
07/23/2018 +0 days 🔍
07/23/2018 +0 days 🔍
04/25/2023 +1737 days 🔍

Sourcesinfo

Advisory: 35
Status: Not defined

CVE: CVE-2018-14564 (🔍)
GCVE (CVE): GCVE-0-2018-14564
GCVE (VulDB): GCVE-100-122079
See also: 🔍

Entryinfo

Created: 07/23/2018 18:18
Updated: 04/25/2023 10:41
Changes: 07/23/2018 18:18 (58), 03/09/2020 14:57 (1), 04/25/2023 10:41 (3)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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