irssi up to 1.0.7/1.1.2/1.2.0 SASL use after free

HistoryDiffrelatejsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	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.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in irssi up to 1.0.7/1.1.2/1.2.0. This vulnerability affects unknown code of the component SASL. Executing a manipulation can lead to use after free. The identification of this vulnerability is CVE-2019-13045. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in irssi up to 1.0.7/1.1.2/1.2.0 (Messaging Software) and classified as critical. This vulnerability affects an unknown function of the component SASL. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Irssi before 1.0.8, 1.1.x before 1.1.3, and 1.2.x before 1.2.1, when SASL is enabled, has a use after free when sending SASL login to the server.

The weakness was shared 06/29/2019 (oss-sec). The advisory is available at openwall.com. This vulnerability was named CVE-2019-13045 since 06/29/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 236652 (Alibaba Cloud Linux 3 : 0068: irssi (ALINUX3-SA-2022:0068)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.0.8, 1.1.3 or 1.2.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (236652). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Messaging Software

Name

irssi

Version

License

open-source

Website

Product: https://github.com/irssi/irssi/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
NVD Vector: 🔍

CVSSv2info

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: 🔍

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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 236652
Nessus Name: Alibaba Cloud Linux 3 : 0068: irssi (ALINUX3-SA-2022:0068)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: irssi 1.0.8/1.1.3/1.2.1
Patch: github.com

Timelineinfo

06/29/2019 🔍
06/29/2019 +0 days 🔍
06/30/2019 +1 days 🔍
05/18/2025 +2149 days 🔍

Sourcesinfo

Product: github.com

Advisory: 153480
Status: Confirmed

CVE: CVE-2019-13045 (🔍)
GCVE (CVE): GCVE-0-2019-13045
GCVE (VulDB): GCVE-100-137074
SecurityFocus: 108998

Entryinfo

Created: 06/30/2019 11:17
Updated: 05/18/2025 20:31
Changes: 06/30/2019 11:17 (38), 06/29/2020 09:25 (18), 10/09/2023 12:56 (6), 10/09/2023 13:04 (1), 05/18/2025 20:31 (18)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.