liblnk up to 2018-04-19 lnk File liblnk_data_block.c liblnk_data_block_read out-of-bounds ⚔ [Disputed]
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.1 | $0-$5k | 0.00 |
A vulnerability was found in liblnk up to 2018-04-19 and classified as critical. Affected by this issue is the function liblnk_data_block_read
of the file liblnk_data_block.c of the component lnk File Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:
The liblnk_data_block_read function in liblnk_data_block.c in liblnk through 2018-04-19 allows remote attackers to cause an information disclosure (heap-based buffer over-read) via a crafted lnk file.
The bug was discovered 06/12/2018. The weakness was shared 06/19/2018 as not defined mailinglist post (Full-Disclosure). The advisory is available at seclists.org. This vulnerability is handled as CVE-2018-12098 since 06/11/2018. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.
The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $0-$5k. The real existence of this vulnerability is still doubted at the moment.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The entries VDB-119712 and VDB-119713 are related to this item.
Product
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.1VulDB Meta Temp Score: 6.1
VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.5
NVD Vector: 🔍
CNA Base Score: 5.5
CNA Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Out-of-boundsCWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
06/11/2018 🔍06/12/2018 🔍
06/19/2018 🔍
06/19/2018 🔍
06/20/2018 🔍
08/05/2024 🔍
Sources
Advisory: 33Status: Not defined
Disputed: 🔍
CVE: CVE-2018-12098 (🔍)
See also: 🔍
Entry
Created: 06/20/2018 01:32 PMUpdated: 08/05/2024 01:11 PM
Changes: 06/20/2018 01:32 PM (59), 02/20/2020 03:46 PM (1), 03/28/2023 09:26 AM (3), 08/05/2024 01:11 PM (28)
Complete: 🔍
Cache ID: 18:C3B:40
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