Slackware Linux update for mozilla-thunderbird



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-11707
CWE-ID CWE-843
Exploitation vector Network
Public exploit This vulnerability is being exploited in the wild.
Vulnerable software
 Slackware Linux
Operating systems & Components / Operating system

Vendor Slackware

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Type Confusion

EUVDB-ID: #VU18824

Risk: Critical

CVSSv4.0: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red]

CVE-ID: CVE-2019-11707

CWE-ID: CWE-843 - Type confusion

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error when manipulating JavaScript objects due to issues in Array.pop. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: this vulnerability is being actively exploited in the wild along with SB2019062002 (CVE-2019-11708).

Mitigation

Update the affected package mozilla-thunderbird.

Vulnerable software versions

Slackware Linux: 14.2

CPE2.3 External links

https://www.slackware.com/security/viewer.php?l=slackware-security&y=2019&m=slackware-security.368222


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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