libslirp 4.2.0 ip_input.c ip_reass Crafted Packet use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

A vulnerability was found in libslirp 4.2.0. It has been rated as problematic. This issue affects the function ip_reass of the file ip_input.c. The manipulation as part of a Crafted Packet leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is availability. The summary by CVE is:

A use after free vulnerability in ip_reass() in ip_input.c of libslirp 4.2.0 and prior releases allows crafted packets to cause a denial of service.

The weakness was shared 04/22/2020. The identification of this vulnerability is CVE-2020-1983 since 12/04/2019. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

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

The entries VDB-15116, VDB-138905 and VDB-141336 are related to this item.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

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

12/04/2019 🔍
04/22/2020 +140 days 🔍
04/23/2020 +1 days 🔍
10/11/2020 +171 days 🔍

Sourcesinfo

Status: Not defined

CVE: CVE-2020-1983 (🔍)
See also: 🔍

Entryinfo

Created: 04/23/2020 11:40
Updated: 10/11/2020 18:57
Changes: 04/23/2020 11:40 (36), 04/23/2020 11:45 (11), 10/11/2020 18:57 (1)
Complete: 🔍
Cache ID: 3:2C2:103

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