irssi 1.2.0/1.2.1 CAP 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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7.9$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in irssi 1.2.0/1.2.1. This vulnerability affects unknown code of the component CAP Handler. The manipulation leads to use after free. This vulnerability is traded as CVE-2019-15717. It is possible to initiate the attack remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in irssi 1.2.0/1.2.1 (Messaging Software) and classified as critical. This issue affects an unknown code of the component CAP Handler. The manipulation with an unknown input 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 confidentiality, integrity, and availability. The summary by CVE is:

Irssi 1.2.x before 1.2.2 has a use-after-free if the IRC server sends a double CAP.

The weakness was shared 08/29/2019 (oss-sec). The advisory is shared at openwall.com. The identification of this vulnerability is CVE-2019-15717 since 08/28/2019. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

Upgrading to version 1.2.2 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / 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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: irssi 1.2.2

Timelineinfo

08/28/2019 🔍
08/29/2019 +1 days 🔍
08/30/2019 +1 days 🔍
12/11/2023 +1564 days 🔍

Sourcesinfo

Advisory: USN-4119-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-15717 (🔍)
GCVE (CVE): GCVE-0-2019-15717
GCVE (VulDB): GCVE-100-141089

Entryinfo

Created: 08/30/2019 07:12
Updated: 12/11/2023 07:38
Changes: 08/30/2019 07:12 (39), 08/09/2020 18:44 (18), 12/11/2023 07:38 (4)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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